# git rev-parse -q --verify 301e361072e56a6d6afbf952ae5e746dc8bbb865^{commit} 301e361072e56a6d6afbf952ae5e746dc8bbb865 already have revision, skipping fetch # git checkout -q -f -B kisskb 301e361072e56a6d6afbf952ae5e746dc8bbb865 # git clean -qxdf # < git log -1 # commit 301e361072e56a6d6afbf952ae5e746dc8bbb865 # Merge: 3ddc14e25e7f d7bf31a0f85f # Author: Linus Torvalds # Date: Mon Feb 18 10:03:19 2019 -0800 # # Merge tag 'mailbox-fixes-v5.0-rc7' of git://git.linaro.org/landing-teams/working/fujitsu/integration # # Pull mailbox fixes from Jassi Brar: # # - API: Fix build breakge by exporting the function mbox_flush # # - BRCM: Fix FlexRM ring flush timeout issue # # * tag 'mailbox-fixes-v5.0-rc7' of git://git.linaro.org/landing-teams/working/fujitsu/integration: # mailbox: bcm-flexrm-mailbox: Fix FlexRM ring flush timeout issue # mailbox: Export mbox_flush() # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-ld --version # < git log --format=%s --max-count=1 301e361072e56a6d6afbf952ae5e746dc8bbb865 # < make -s -j 80 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- randconfig KCONFIG_SEED=0x82DB8064 # Added to kconfig CONFIG_STANDALONE=y # Added to kconfig CONFIG_BUILD_DOCSRC=n # Added to kconfig CONFIG_MODULE_SIG=n # Added to kconfig CONFIG_CPU_BIG_ENDIAN=y # Added to kconfig CONFIG_PPC64=y # Added to kconfig CONFIG_PPC_DISABLE_WERROR=y # Added to kconfig CONFIG_SECTION_MISMATCH_WARN_ONLY=y # Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y # Added to kconfig CONFIG_CC_STACKPROTECTOR_STRONG=n # Added to kconfig CONFIG_GCC_PLUGINS=n # Added to kconfig CONFIG_LD_HEAD_STUB_CATCH=y # Added to kconfig # yes \n | make -s -j 80 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- oldconfig yes: standard output: Broken pipe # make -s -j 80 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- /kisskb/src/arch/powerpc/sysdev/xive/common.c: In function 'xive_scan_interrupts': /kisskb/src/arch/powerpc/sysdev/xive/common.c:181:2: warning: 'prio' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/sysdev/xive/common.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/kernel/cgroup/freezer.c: In function 'freezer_change_state': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/freezer.c: In function 'freezer_read': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/freezer.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_get_live': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_tryget_css': /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup-v1.c: In function 'cgroup1_mount': /kisskb/src/kernel/cgroup/cgroup-v1.c:1252:9: warning: 'root' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup-v1.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/kernel/cgroup/cgroup.c: In function 'init_and_link_css': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'kill_css': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'css_killed_work_fn': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_kill_sb': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_extra_stat_show.constprop.13': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/rdma.c: In function 'rdmacg_uncharge_hierarchy': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/rdma.c: In function 'rdmacg_try_charge': /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_get_e_css': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/rdma.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/kernel/cgroup/cgroup.c: In function 'put_css_set_locked': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'find_css_set': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_kn_unlock': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_do_mount': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/arch/powerpc/kernel/cacheinfo.c: In function 'size_show': /kisskb/src/arch/powerpc/kernel/cacheinfo.c:551:16: warning: 'size_kb' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/kernel/cacheinfo.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:186:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/platforms/cell/axon_msi.c: In function 'setup_msi_msg_address': /kisskb/src/arch/powerpc/platforms/cell/axon_msi.c:230:2: warning: 'prop' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/platforms/cell/axon_msi.c: In function 'find_msi_translator': /kisskb/src/arch/powerpc/platforms/cell/axon_msi.c:173:2: warning: 'ph' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/platforms/cell/axon_msi.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_lock_and_drain_offline': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_kn_lock_live': /kisskb/src/include/linux/percpu-refcount.h:221:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:215:26: note: 'percpu_count' was declared here /kisskb/src/fs/isofs/namei.c: In function 'isofs_find_entry': /kisskb/src/fs/isofs/namei.c:136:23: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/printk/printk.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/isofs/namei.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/kernel/cgroup/cgroup.c: In function 'css_free_rwork_fn': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'css_tryget_online_from_dir': /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_get_from_fd': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/arch/powerpc/platforms/powernv/pci-ioda.c: In function 'pnv_ioda_setup_npu_PE': /kisskb/src/arch/powerpc/platforms/powernv/pci-ioda.c:1203:22: warning: 'pe' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/platforms/powernv/pci-ioda.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/kernel/kthread.c: In function 'kthread_associate_blkcg': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/gfs2/bmap.c: In function 'gfs2_iomap_get': /kisskb/src/fs/gfs2/bmap.c:922:3: warning: 'height' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/gfs2/bmap.c:923:8: warning: 'len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/kthread.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/gfs2/bmap.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/btrfs/ctree.c: In function 'push_nodes_for_insert': /kisskb/src/fs/btrfs/ctree.c:2119:24: warning: 'pslot' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/ctree.c: In function 'balance_level': /kisskb/src/fs/btrfs/ctree.c:1906:24: warning: 'pslot' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/oom_kill.c: In function 'oom_kill_process': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/ext4/extents.c: In function 'ext4_ext_convert_to_initialized': /kisskb/src/fs/ext4/extents.c:3618:21: warning: 'abut_ex' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/time/tick-sched.c: In function 'tick_nohz_idle_exit': /kisskb/src/kernel/time/tick-sched.c:838:19: warning: 'now' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/time/tick-sched.c:1135:10: note: 'now' was declared here /kisskb/src/kernel/time/tick-sched.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/oom_kill.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/kernel/trace/trace_dynevent.c: In function 'create_dyn_event': /kisskb/src/kernel/trace/trace_dynevent.c:89:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/trace/trace_dynevent.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/kernel/trace/trace_events.c: In function 'event_enable_read': /kisskb/src/kernel/trace/trace_events.c:1052:2: warning: 'flags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ext4/inline.c: In function 'ext4_inline_data_fiemap': /kisskb/src/fs/ext4/inline.c:1897:9: warning: 'inline_len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ext4/inline.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/f2fs/file.c: In function 'f2fs_precache_extents': /kisskb/src/fs/f2fs/file.c:2937:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/file.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/kernel/trace/trace_events.c: In function 'trace_event_eval_update': /kisskb/src/kernel/trace/trace_events.c:2241:4: warning: 'last_i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/kexec_file.c: In function 'kexec_apply_relocations': /kisskb/src/kernel/kexec_file.c:954:3: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ext4/extents.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/ext4/ialloc.c: In function 'ext4_orphan_get': /kisskb/src/fs/ext4/ialloc.c:1254:9: warning: 'bit' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ext4/ialloc.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/kernel/trace/trace_events.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/kernel/kexec_file.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/page-writeback.c: In function 'balance_dirty_pages_ratelimited': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:221:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:215:26: note: 'percpu_count' was declared here /kisskb/src/arch/powerpc/kernel/eeh.c:1752:12: warning: 'proc_eeh_show' defined but not used [-Wunused-function] /kisskb/src/kernel/kprobes.c: In function '__free_insn_slot': /kisskb/src/kernel/kprobes.c:272:24: warning: 'idx' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/page-writeback.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/kernel/kprobes.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/f2fs/namei.c: In function 'f2fs_symlink': /kisskb/src/fs/f2fs/namei.c:623:22: warning: 'disk_link.len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/namei.c:637:2: warning: 'disk_link.name' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/backing-dev.c: In function 'cgwb_release_workfn': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/f2fs/namei.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/backing-dev.c: In function 'cgwb_create': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/mm/backing-dev.c: In function 'wb_get_create': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:221:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:215:26: note: 'percpu_count' was declared here /kisskb/src/mm/backing-dev.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/slab_common.c: In function 'kmemcg_deactivate_workfn': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/mm/slab_common.c: In function 'slab_deactivate_memcg_cache_rcu_sched': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/arch/powerpc/kernel/fadump.c: In function 'fadump_exclude_reserved_area': /kisskb/src/arch/powerpc/kernel/fadump.c:1059:56: warning: 'start' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/kernel/fadump.c:1027:7: note: 'start' was declared here /kisskb/src/arch/powerpc/kernel/fadump.c:1059:56: warning: 'start' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/kernel/fadump.c:1027:7: note: 'start' was declared here /kisskb/src/arch/powerpc/kernel/fadump.c:1059:56: warning: 'start' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/kernel/fadump.c:1027:7: note: 'start' was declared here /kisskb/src/arch/powerpc/kernel/fadump.c:1059:56: warning: 'start' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/kernel/fadump.c:1027:7: note: 'start' was declared here /kisskb/src/arch/powerpc/kernel/fadump.c:1059:56: warning: 'start' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/kernel/fadump.c:1027:7: note: 'start' was declared here /kisskb/src/mm/slab_common.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/gup.c: In function '__get_user_pages': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/mm/gup.c: In function 'follow_page': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/mm/gup.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/block/bio.c: In function 'bio_disassociate_blkg': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/block/bio.c: In function '__bio_associate_blkg': /kisskb/src/include/linux/percpu-refcount.h:221:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:215:26: note: 'percpu_count' was declared here /kisskb/src/arch/powerpc/kernel/fadump.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/btrfs/ctree.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/reiserfs/bitmap.c: In function 'scan_bitmap_block.constprop.7': /kisskb/src/fs/reiserfs/bitmap.c:269:9: warning: 'next' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/data.c: In function 'f2fs_xattr_fiemap': /kisskb/src/fs/f2fs/data.c:1403:7: warning: 'flags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/data.c:1403:7: warning: 'len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/reiserfs/bitmap.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/f2fs/node.c: In function '__set_nat_cache_dirty': /kisskb/src/include/linux/list.h:93:12: warning: 'head' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/node.c:237:24: note: 'head' was declared here /kisskb/src/block/bio.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/memory.c: In function 'remap_pte_range': /kisskb/src/include/linux/spinlock.h:369:2: warning: 'ptl' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memory.c:1737:14: note: 'ptl' was declared here /kisskb/src/fs/f2fs/node.c: In function '__flush_nat_entry_set': /kisskb/src/fs/f2fs/node.c:2769:11: warning: 'nat_blk' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memblock.c: In function '__next_mem_pfn_range': /kisskb/src/mm/memblock.c:1224:15: warning: 'r' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memblock.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/memory.c: In function 'copy_pte_range': /kisskb/src/include/linux/spinlock.h:369:2: warning: 'dst_ptl' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memory.c:822:24: note: 'dst_ptl' was declared here /kisskb/src/arch/powerpc/kernel/kexec_elf_64.c: In function 'elf64_load': /kisskb/src/arch/powerpc/kernel/kexec_elf_64.c:658:2: warning: 'fdt' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/kernel/kexec_elf_64.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/notify/group.c: In function 'fsnotify_final_destroy_group': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/notify/group.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/block/blk-sysfs.c: In function 'queue_wb_lat_store': /kisskb/src/block/blk-sysfs.c:466:2: warning: 'val' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/block/blk-core.c: In function 'blk_queue_enter': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-core.c: In function 'blk_queue_exit': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-core.c: In function 'generic_make_request': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/fs/btrfs/inode.c: In function 'run_delalloc_nocow': /kisskb/src/fs/btrfs/inode.c:1481:7: warning: 'ram_bytes' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/inode.c:1481:7: warning: 'disk_num_bytes' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/inode.c:1479:8: warning: 'extent_offset' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/block/blk-sysfs.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/block/blk-core.c: In function 'blk_account_io_done': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-core.c: In function 'blk_account_io_start': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/fs/btrfs/free-space-cache.c: In function 'btrfs_bitmap_cluster': /kisskb/src/fs/btrfs/free-space-cache.c:2881:5: warning: 'next_zero' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/block/blk-core.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/btrfs/uuid-tree.c: In function 'btrfs_uuid_tree_add': /kisskb/src/fs/btrfs/uuid-tree.c:139:21: warning: 'offset' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/uuid-tree.c:140:25: warning: 'eb' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c: In function 'get_mem_cgroup_from_page': /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'get_mem_cgroup_from_mm': /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/fs/btrfs/uuid-tree.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/memcontrol.c: In function 'memcg_write_event_control': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/btrfs/extent_io.c: In function 'end_bio_extent_readpage': /kisskb/src/fs/btrfs/extent_io.c:2623:32: warning: 'tree' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/block/blk-merge.c: In function '__blk_recalc_rq_segments': /kisskb/src/block/blk-merge.c:353:2: warning: 'bbio' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/block/blk-merge.c: In function 'blk_account_io_merge': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/btrfs/ioctl.c: In function 'btrfs_extent_same': /kisskb/src/fs/btrfs/ioctl.c:3280:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c: In function 'memcg_event_remove': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-mq-tag.c: In function 'blk_mq_queue_tag_busy_iter': /kisskb/src/include/linux/percpu-refcount.h:221:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:215:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'memcg_schedule_kmem_cache_create': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/drivers/block/loop.c: In function 'lo_rw_aio_complete': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-mq-tag.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/memcontrol.c: In function 'cancel_charge': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'drain_stock': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/drivers/block/loop.c: In function 'loop_queue_rq': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/fs/btrfs/tree-log.c: In function 'btrfs_log_prealloc_extents': /kisskb/src/fs/btrfs/tree-log.c:4297:9: warning: 'start_slot' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memory.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/huge_memory.c: In function 'do_huge_pmd_wp_page': /kisskb/src/mm/huge_memory.c:1328:2: warning: 'huge_gfp' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c: In function 'drain_all_stock': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:221:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:215:26: note: 'percpu_count' was declared here /kisskb/src/drivers/ata/libata-scsi.c: In function 'ata_scsi_scan_host': /kisskb/src/drivers/ata/libata-scsi.c:4623:3: warning: 'dev' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/ata/libata-scsi.c:4623:3: warning: 'last_failed_dev' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_id_put_many': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function '__mem_cgroup_clear_mc': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/drivers/ata/libata-scsi.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/sound/drivers/mpu401/mpu401_uart.c: In function 'snd_mpu401_uart_output_open': /kisskb/src/sound/drivers/mpu401/mpu401_uart.c:308:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/drivers/mpu401/mpu401_uart.c: In function 'snd_mpu401_uart_input_open': /kisskb/src/sound/drivers/mpu401/mpu401_uart.c:286:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/block/loop.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/block/null_blk_main.c: In function 'null_handle_cmd': /kisskb/src/drivers/block/null_blk_main.c:1174:3: warning: 'size' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/block/null_blk_main.c:1174:3: warning: 'sector' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c: In function '__mem_cgroup_largest_soft_limit_node': /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/drivers/block/null_blk_main.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_css_online': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/sound/drivers/mpu401/mpu401_uart.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/memcontrol.c: In function 'memcg_kmem_cache_create_func': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-merge.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/huge_memory.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/btrfs/ioctl.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_iter': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:221:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:215:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:221:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:215:26: note: 'percpu_count' was declared here /kisskb/src/fs/btrfs/send.c: In function 'get_first_ref': /kisskb/src/fs/btrfs/send.c:1748:2: warning: 'found_key.type' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/send.c:1771:7: warning: 'found_key.offset' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/block/blk-mq.c: In function 'blk_mq_get_request': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-mq.c: In function 'blk_mq_timeout_work': /kisskb/src/include/linux/percpu-refcount.h:221:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:215:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'uncharge_batch': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-cgroup.c: In function '__blkg_release': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/btrfs/free-space-cache.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/btrfs/tree-log.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/block/blk-cgroup.c: In function 'blkg_create': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-throttle.c: In function 'throtl_pop_queued': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-throttle.c: In function 'throtl_qnode_add_bio': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-throttle.c: In function 'tg_dispatch_one_bio': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_iter_break': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_oom': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-cgroup.c: In function 'blkcg_maybe_throttle_current': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:221:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:215:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'try_charge': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-cgroup.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/block/bfq-wf2q.c: In function '__bfq_entity_update_weight_prio': /kisskb/src/block/bfq-wf2q.c:806:24: warning: 'root' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c: In function 'task_in_mem_cgroup': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-throttle.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_oom_synchronize': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/block/bfq-wf2q.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_get_oom_group': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_handle_over_high': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'memcg_kmem_get_cache': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'memcg_kmem_put_cache': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'memcg_kmem_charge': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'memcg_kmem_uncharge': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_soft_limit_reclaim': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_try_charge': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_migrate': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_sk_alloc': /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_sk_free': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/gfs2/rgrp.c: In function 'gfs2_next_unreserved_block': /kisskb/src/fs/gfs2/incore.h:140:2: warning: 'rs' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/gfs2/rgrp.c:1621:25: note: 'rs' was declared here /kisskb/src/block/bfq-iosched.c: In function 'bfq_exit_icq_bfqq': /kisskb/src/block/bfq-iosched.c:4204:24: warning: 'bfqd' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/block/bfq-iosched.c:4217:19: note: 'bfqd' was declared here /kisskb/src/block/bfq-iosched.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/block/bfq-cgroup.c: In function 'bfqg_and_blkg_get': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/fs/xfs/libxfs/xfs_alloc.c: In function 'xfs_alloc_put_freelist': /kisskb/src/fs/xfs/libxfs/xfs_alloc.c:2527:8: warning: 'error' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/block/bfq-cgroup.c: In function 'bfqg_and_blkg_put': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/btrfs/extent_io.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/base/regmap/regcache-rbtree.c: In function 'regcache_rbtree_write': /kisskb/src/drivers/base/regmap/regcache-rbtree.c:444:8: warning: 'new_top_reg' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regcache-rbtree.c:444:8: warning: 'new_base_reg' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/node.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/block/bfq-cgroup.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/base/regmap/regcache-rbtree.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_noinc_read': /kisskb/src/drivers/base/regmap/regmap.c:2688:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_raw_read': /kisskb/src/drivers/base/regmap/regmap.c:2594:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/gfs2/rgrp.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/xfs/libxfs/xfs_alloc.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_bulk_read': /kisskb/src/drivers/base/regmap/regmap.c:2798:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/memory.c: In function 'add_memory_block': /kisskb/src/drivers/base/memory.c:695:25: warning: 'section_nr' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/inode.c: In function '__destroy_inode': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/drivers/base/memory.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/dcache.c: In function 'd_add': /kisskb/src/fs/dcache.c:2425:2: warning: 'n' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/dcache.c:2572:11: note: 'n' was declared here /kisskb/src/fs/inode.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/lib/mpi/mpicoder.c: In function 'mpi_read_raw_from_sgl': /kisskb/src/lib/mpi/mpicoder.c:330:5: warning: 'buff' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/mpi/mpicoder.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/f2fs/data.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/block/blk-mq.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/dcache.c: In function '__d_move': /kisskb/src/fs/dcache.c:2425:2: warning: 'n' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/dcache.c:2737:11: note: 'n' was declared here /kisskb/src/fs/dcache.c: In function 'd_splice_alias': /kisskb/src/fs/dcache.c:2425:2: warning: 'n' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/dcache.c:2572:11: note: 'n' was declared here /kisskb/src/drivers/base/regmap/regmap.c: In function '_regmap_raw_write': /kisskb/src/drivers/base/regmap/regmap.c:1855:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/dcache.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/udf/super.c: In function 'udf_load_partdesc': /kisskb/src/fs/udf/super.c:1264:2: warning: 'map' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_noinc_write': /kisskb/src/drivers/base/regmap/regmap.c:1947:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/udf/super.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/dax/device.c: In function 'dev_dax_huge_fault': /kisskb/src/drivers/dax/device.c:434:30: warning: 'fault_size' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/dax/device.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/char/tpm/tpm1-cmd.c: In function 'tpm1_continue_selftest': /kisskb/src/drivers/char/tpm/tpm1-cmd.c:621:23: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm1-cmd.c: In function 'tpm1_getcap': /kisskb/src/drivers/char/tpm/tpm.h:433:2: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm1-cmd.c:476:17: note: 'buf.data' was declared here /kisskb/src/fs/fs-writeback.c: In function 'locked_inode_to_wb_and_lock_list': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/drivers/char/tpm/tpm1-cmd.c: In function 'tpm1_startup': /kisskb/src/drivers/char/tpm/tpm.h:461:15: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm1-cmd.c:326:17: note: 'buf.data' was declared here /kisskb/src/fs/btrfs/inode.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/fs-writeback.c: In function 'bdi_split_work_to_wbs': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/drivers/char/tpm/tpm1-cmd.c: In function 'tpm1_pcr_extend': /kisskb/src/drivers/char/tpm/tpm.h:433:2: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm1-cmd.c:455:17: note: 'buf.data' was declared here /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_startup': /kisskb/src/drivers/char/tpm/tpm.h:461:15: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c:962:17: note: 'buf.data' was declared here /kisskb/src/drivers/ata/ahci_qoriq.c: In function 'ahci_qoriq_hardreset': /kisskb/src/drivers/ata/ahci_qoriq.c:132:3: warning: 'px_is' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/ata/ahci_qoriq.c:128:3: warning: 'px_cmd' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_get_pcr_allocation': /kisskb/src/drivers/char/tpm/tpm.h:433:2: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c:824:17: note: 'buf.data' was declared here /kisskb/src/drivers/char/tpm/tpm1-cmd.c: In function 'tpm1_get_random': /kisskb/src/drivers/char/tpm/tpm.h:433:2: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm1-cmd.c:527:17: note: 'buf.data' was declared here /kisskb/src/fs/fs-writeback.c: In function 'inode_switch_wbs': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_probe': /kisskb/src/drivers/char/tpm/tpm.h:433:2: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c:794:17: note: 'buf.data' was declared here /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_do_selftest': /kisskb/src/drivers/char/tpm/tpm2-cmd.c:766:24: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm.h:451:2: warning: 'buf.flags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c:756:17: note: 'buf.flags' was declared here /kisskb/src/drivers/ata/ahci_qoriq.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_get_tpm_pt': /kisskb/src/drivers/char/tpm/tpm.h:433:2: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c:697:17: note: 'buf.data' was declared here /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_get_cc_attrs_tbl': /kisskb/src/drivers/char/tpm/tpm.h:433:2: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c:887:17: note: 'buf.data' was declared here /kisskb/src/drivers/char/tpm/tpm1-cmd.c: In function 'tpm1_pcr_read': /kisskb/src/drivers/char/tpm/tpm1-cmd.c:586:23: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/fs-writeback.c: In function 'inode_switch_wbs_work_fn': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_pcr_read': /kisskb/src/drivers/char/tpm/tpm.h:433:2: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c:181:17: note: 'buf.data' was declared here /kisskb/src/fs/fs-writeback.c: In function '__inode_attach_wb': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_pcr_extend': /kisskb/src/drivers/char/tpm/tpm.h:433:2: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c:231:17: note: 'buf.data' was declared here /kisskb/src/drivers/char/tpm/tpm1-cmd.c: In function 'tpm1_pm_suspend': /kisskb/src/drivers/char/tpm/tpm1-cmd.c:750:24: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_get_random': /kisskb/src/drivers/char/tpm/tpm.h:460:8: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c:294:17: note: 'buf.data' was declared here /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_flush_context_cmd': /kisskb/src/drivers/char/tpm/tpm.h:461:15: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c:353:17: note: 'buf.data' was declared here /kisskb/src/drivers/char/tpm/tpm1-cmd.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_seal_trusted': /kisskb/src/drivers/char/tpm/tpm2-cmd.c:453:20: warning: 'hash' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/fs-writeback.c: In function 'wbc_attach_and_unlock_inode': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/fs/fs-writeback.c: In function 'wbc_detach_inode': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_shutdown': /kisskb/src/drivers/char/tpm/tpm.h:461:15: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c:729:17: note: 'buf.data' was declared here /kisskb/src/drivers/char/tpm/tpm2-cmd.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/block_dev.c: In function 'bdev_evict_inode': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/fs-writeback.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/sound/soc/fsl/fsl_asrc_dma.c: In function 'fsl_asrc_dma_hw_params': /kisskb/src/sound/soc/fsl/fsl_asrc_dma.c:203:11: warning: 'dev_be' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/fsl/fsl_asrc_dma.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/block_dev.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/char/tpm/tpm2-space.c: In function 'tpm2_load_context': /kisskb/src/drivers/char/tpm/tpm2-space.c:86:23: warning: 'tbuf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-space.c: In function 'tpm2_save_context.constprop.8': /kisskb/src/drivers/char/tpm/tpm2-space.c:135:23: warning: 'tbuf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-space.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/buffer.c: In function 'alloc_page_buffers': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/drivers/char/tpm/tpm-sysfs.c: In function 'pubek_show': /kisskb/src/drivers/char/tpm/tpm-sysfs.c:37:16: warning: 'tpm_buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm-sysfs.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/hwspinlock/hwspinlock_core.c: In function 'of_hwspin_lock_get_id': /kisskb/src/drivers/hwspinlock/hwspinlock_core.c:329:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/hwspinlock/hwspinlock_core.c:358:2: warning: 'hwlock' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/aio.c: In function 'lookup_ioctx': /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/drivers/hwspinlock/hwspinlock_core.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/aio.c: In function 'do_io_getevents': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/aio.c: In function 'aio_complete': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/aio.c: In function 'aio_poll': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/aio.c: In function '__io_submit_one': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/fs/aio.c: In function 'free_ioctx_users': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/btrfs/send.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/buffer.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/aio.c: In function 'ioctx_alloc': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/fs/aio.c: In function '__se_sys_io_setup': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/aio.c: In function '__se_compat_sys_io_setup': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/aio.c: In function '__se_sys_io_destroy': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/aio.c: In function '__se_sys_io_submit': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/aio.c: In function '__se_compat_sys_io_submit': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/aio.c: In function '__se_sys_io_cancel': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/fs/aio.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/sound/pci/ctxfi/ctvmem.c: In function 'put_vm_block': /kisskb/src/sound/pci/ctxfi/ctvmem.c:99:16: warning: 'entry' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/pci/ctxfi/ctvmem.c: In function 'get_vm_block': /kisskb/src/include/linux/list.h:65:12: warning: 'entry' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/pci/ctxfi/ctvmem.c:35:37: note: 'entry' was declared here /kisskb/src/sound/pci/ctxfi/ctvmem.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/lib/percpu-refcount.c: In function '__percpu_ref_switch_to_atomic': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/lib/percpu-refcount.c: In function 'percpu_ref_call_confirm_rcu': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/lib/percpu-refcount.c: In function 'percpu_ref_resurrect': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/lib/percpu-refcount.c: In function 'percpu_ref_kill_and_confirm': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/lib/percpu-refcount.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/lib/rhashtable.c: In function 'rhashtable_rehash_one': /kisskb/src/lib/rhashtable.c:264:2: warning: 'next' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/rhashtable.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/char/tpm/tpm_vtpm_proxy.c: In function 'vtpm_proxy_request_locality': /kisskb/src/drivers/char/tpm/tpm_vtpm_proxy.c:420:23: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm_vtpm_proxy.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/i2c/i2c-core-base.c: In function 'i2c_generic_scl_recovery': /kisskb/src/drivers/i2c/i2c-core-base.c:235:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/i2c/i2c-core-base.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/lib/zstd/compress.c: In function 'ZSTD_compressBlock_lazy2_extDict': /kisskb/src/lib/zstd/compress.c:1881:21: sorry, unimplemented: inlining failed in call to 'ZSTD_HcFindBestMatch_extDict_selectMLS': --param large-function-growth limit reached /kisskb/src/lib/zstd/compress.c:2184:20: sorry, unimplemented: called from here /kisskb/src/drivers/media/common/videobuf2/videobuf2-core.c: In function 'vb2_thread': /kisskb/src/drivers/media/common/videobuf2/videobuf2-core.c:2768:3: warning: 'vb' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/media/common/videobuf2/videobuf2-core.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/lib/assoc_array.c: In function 'assoc_array_insert_into_terminal_node': /kisskb/src/lib/assoc_array.c:645:2: warning: 'j' may be used uninitialized in this function [-Wuninitialized] make[3]: *** [/kisskb/src/scripts/Makefile.build:276: lib/zstd/compress.o] Error 1 make[2]: *** [/kisskb/src/scripts/Makefile.build:492: lib/zstd] Error 2 make[2]: *** Waiting for unfinished jobs.... /kisskb/src/drivers/iio/adc/ti-ads8688.c: In function 'ads8688_write_raw': /kisskb/src/drivers/iio/adc/ti-ads8688.c:357:50: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/adc/ti-ads8688.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/iio/accel/mma9551_core.c: In function 'mma9551_gpio_config': /kisskb/src/drivers/iio/accel/mma9551_core.c:590:6: warning: 'pol_mask' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/accel/mma9551_core.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/sound/pci/pcxhr/pcxhr.c: In function 'pcxhr_start_linked_stream': /kisskb/src/sound/pci/pcxhr/pcxhr.c:729:32: warning: 'pipe' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/accel/mma9551.c: In function 'mma9551_event_handler': /kisskb/src/drivers/iio/accel/mma9551.c:381:6: warning: 'reg' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/assoc_array.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] make[1]: *** [/kisskb/src/Makefile:1043: lib] Error 2 make[1]: *** Waiting for unfinished jobs.... /kisskb/src/drivers/iio/accel/mma9551.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/sound/pci/pcxhr/pcxhr.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/iio/accel/sca3000.c: In function 'sca3000_write_raw_samp_freq': /kisskb/src/drivers/iio/accel/sca3000.c:651:2: warning: 'base_freq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/accel/sca3000.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/sound/pci/pcxhr/pcxhr_core.c: In function 'pcxhr_update_timer_pos': /kisskb/src/sound/pci/pcxhr/pcxhr_core.c:1204:4: warning: 'new_sample_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/pci/pcxhr/pcxhr_core.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/of/base.c: In function 'of_get_next_cpu_node': /kisskb/src/drivers/of/base.c:822:14: warning: 'node' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/of/base.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/mtd/nand/raw/nand_base.c: In function 'nand_maximize_ecc': /kisskb/src/drivers/mtd/nand/raw/nand_base.c:5393:18: warning: 'best_ecc_bytes' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mtd/nand/raw/nand_base.c:5392:21: warning: 'best_strength' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mtd/nand/raw/nand_base.c: In function 'nand_match_ecc_req': /kisskb/src/drivers/mtd/nand/raw/nand_base.c:5323:18: warning: 'best_ecc_bytes' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mtd/nand/raw/nand_base.c:5322:21: warning: 'best_strength' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mtd/nand/raw/nand_base.c:5321:17: warning: 'best_step' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/of/platform.c: In function 'of_device_make_bus_id': /kisskb/src/drivers/of/platform.c:94:16: warning: 'addr' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/light/apds9960.c: In function 'apds9960_write_event': /kisskb/src/drivers/iio/light/apds9960.c:672:26: warning: 'reg' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/light/apds9960.c: In function 'apds9960_read_event': /kisskb/src/drivers/iio/light/apds9960.c:631:25: warning: 'reg' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/pinctrl/cirrus/pinctrl-madera-core.c: In function 'madera_mux_set_mux': /kisskb/src/drivers/pinctrl/cirrus/pinctrl-madera-core.c:660:3: warning: 'reg' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/of/platform.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/pinctrl/cirrus/pinctrl-madera-core.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/iio/light/apds9960.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/mtd/nand/spi/core.c: In function 'spinand_upd_cfg': /kisskb/src/drivers/mtd/nand/spi/core.c:116:6: warning: 'cfg' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mtd/nand/raw/nand_base.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/mtd/nand/spi/core.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/sound/pci/rme9652/hdspm.c: In function 'snd_hdspm_create_controls': /kisskb/src/sound/pci/rme9652/hdspm.c:4711:3: warning: 'limit' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/of/overlay.c: In function 'dup_and_fixup_symbol_prop': /kisskb/src/drivers/of/overlay.c:244:25: warning: 'fragment' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/pci/rme9652/hdspm.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/of/overlay.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/iio/pressure/bmp280-core.c: In function 'bmp180_read_temp': /kisskb/src/drivers/iio/pressure/bmp280-core.c:809:18: warning: 'adc_temp' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/pressure/bmp280-core.c:819:6: note: 'adc_temp' was declared here /kisskb/src/drivers/iio/pressure/bmp280-core.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/iio/light/lv0104cs.c: In function 'lv0104cs_set_calibscale': /kisskb/src/drivers/iio/light/lv0104cs.c:313:23: warning: 'index' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/light/lv0104cs.c: In function 'lv0104cs_get_lux': /kisskb/src/drivers/iio/light/lv0104cs.c:217:21: warning: 'adc_output' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/light/lv0104cs.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/iio/dac/mcp4725.c: In function 'mcp4725_probe': /kisskb/src/drivers/iio/dac/mcp4725.c:480:3: warning: 'ref' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mfd/da903x.c: In function 'da9034_init_chip': /kisskb/src/drivers/mfd/da903x.c:339:2: warning: 'chip_id' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mfd/da903x.c: In function 'da9030_init_chip': /kisskb/src/drivers/mfd/da903x.c:262:2: warning: 'chip_id' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/dac/mcp4725.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/mfd/da903x.c: In function 'da903x_update': /kisskb/src/drivers/mfd/da903x.c:230:11: warning: 'reg_val' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mfd/da903x.c: In function 'da903x_clr_bits': /kisskb/src/drivers/mfd/da903x.c:208:11: warning: 'reg_val' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mfd/da903x.c: In function 'da903x_set_bits': /kisskb/src/drivers/mfd/da903x.c:186:11: warning: 'reg_val' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/proximity/srf08.c: In function 'srf08_write_sensitivity': /kisskb/src/drivers/iio/proximity/srf08.c:370:6: warning: 'regval' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mfd/da903x.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/iio/proximity/srf08.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/pci/vc.c: In function 'pci_vc_enable': /kisskb/src/drivers/pci/vc.c:155:24: warning: 'ctrl_pos2' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/pci/vc.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/xfs/libxfs/xfs_sb.c: In function 'xfs_initialize_perag_data': /kisskb/src/fs/xfs/libxfs/xfs_sb.c:877:7: warning: 'error' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/pci/quirks.c: In function 'nv_ht_enable_msi_mapping': /kisskb/src/drivers/pci/quirks.c:2722:2: warning: 'host_bridge' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/xfs/libxfs/xfs_sb.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/nvme/target/core.c: In function 'nvmet_find_namespace': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/drivers/nvme/target/core.c: In function 'nvmet_put_namespace': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/drivers/nvme/target/core.c: In function 'nvmet_req_uninit': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/drivers/nvme/target/core.c: In function 'nvmet_req_complete': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/drivers/pci/quirks.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/nvme/target/core.c: In function 'nvmet_req_init': /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/drivers/nvme/target/core.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/sound/soc/codecs/pcm512x.c: In function 'pcm512x_find_sck': /kisskb/src/sound/soc/codecs/pcm512x.c:714:16: warning: 'sck_rate' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c: In function 'vhost_vq_avail_empty': /kisskb/src/include/uapi/linux/swab.h:52:9: warning: 'avail_idx' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c:2392:13: note: 'avail_idx' was declared here /kisskb/src/drivers/vhost/vhost.c: In function 'vhost_vq_init_access': /kisskb/src/include/uapi/linux/swab.h:52:9: warning: 'last_used_idx' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c:1880:13: note: 'last_used_idx' was declared here /kisskb/src/drivers/vhost/vhost.c: In function 'vhost_notify.isra.18': /kisskb/src/include/uapi/linux/swab.h:52:9: warning: 'event' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c:2326:13: note: 'event' was declared here /kisskb/src/drivers/vhost/vhost.c:2343:10: warning: 'flags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/pcm512x.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/vhost/vhost.c: In function 'vhost_enable_notify': /kisskb/src/include/uapi/linux/swab.h:52:9: warning: 'avail_idx' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c:2410:13: note: 'avail_idx' was declared here /kisskb/src/drivers/vhost/vhost.c: In function 'vhost_get_vq_desc': /kisskb/src/include/uapi/linux/swab.h:52:9: warning: 'ring_head' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c:2090:13: note: 'ring_head' was declared here /kisskb/src/include/uapi/linux/swab.h:52:9: warning: 'avail_idx' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c:2089:13: note: 'avail_idx' was declared here /kisskb/src/drivers/mtd/ubi/eba.c: In function 'try_write_vid_and_data': /kisskb/src/drivers/mtd/ubi/eba.c:1001:7: warning: 'opnum' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/nvme/target/io-cmd-bdev.c: In function 'nvmet_bdev_execute_discard': /kisskb/src/drivers/nvme/target/io-cmd-bdev.c:240:21: warning: 'status' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/nvme/target/io-cmd-bdev.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/mfd/motorola-cpcap.c: In function 'cpcap_check_revision': /kisskb/src/drivers/mfd/motorola-cpcap.c:82:2: warning: 'rev' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mfd/motorola-cpcap.c:77:2: warning: 'vendor' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mfd/motorola-cpcap.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/w1/slaves/w1_ds2438.c: In function 'iad_read': /kisskb/src/drivers/w1/slaves/w1_ds2438.c:293:17: warning: 'voltage' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/w1/slaves/w1_ds2438.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/video/fbdev/aty/aty128fb.c: In function 'aty128_var_to_pll': /kisskb/src/drivers/video/fbdev/aty/aty128fb.c:1401:4: warning: 'output_freq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/nvme/target/fc.c: In function 'nvmet_fc_ls_create_connection': /kisskb/src/drivers/nvme/target/fc.c:1492:14: warning: 'queue' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/nvme/target/fc.c: In function 'nvmet_fc_ls_create_association': /kisskb/src/drivers/nvme/target/fc.c:1399:14: warning: 'queue' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/nvme/target/fc.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/target/target_core_alua.c: In function 'core_alua_queue_state_change_ua': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/drivers/mtd/ubi/eba.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/target/target_core_alua.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/video/fbdev/aty/aty128fb.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/target/target_core_device.c: In function 'transport_lookup_cmd_lun': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/drivers/target/target_core_device.c: In function 'transport_lookup_tmr_lun': /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/drivers/target/target_core_pr.c: In function '__core_scsi3_alloc_registration': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/drivers/regulator/s2mpa01.c: In function 's2mpa01_set_ramp_delay': /kisskb/src/drivers/regulator/s2mpa01.c:202:9: warning: 'ramp_shift' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/regulator/s2mpa01.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/target/target_core_device.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/media/v4l2-core/v4l2-compat-ioctl32.c: In function 'put_v4l2_buffer32': /kisskb/src/drivers/media/v4l2-core/v4l2-compat-ioctl32.c:735:8: warning: 'memory' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/regulator/wm8350-regulator.c: In function 'wm8350_isink_set_current': /kisskb/src/drivers/regulator/wm8350-regulator.c:133:19: warning: 'setting' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/regulator/wm8350-regulator.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/target/target_core_transport.c: In function 'transport_lun_remove_cmd': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/drivers/media/v4l2-core/v4l2-compat-ioctl32.c: In function 'get_v4l2_buffer32': /kisskb/src/drivers/media/v4l2-core/v4l2-compat-ioctl32.c:651:8: warning: 'memory' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/media/v4l2-core/v4l2-compat-ioctl32.c:643:3: warning: 'length' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/media/v4l2-core/v4l2-compat-ioctl32.c:609:2: warning: 'type' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/scsi/constants.c: In function 'scsi_opcode_sa_name': /kisskb/src/drivers/scsi/constants.c:288:2: warning: 'arr_sz' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/scsi/constants.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/target/target_core_transport.c: In function 'target_release_cmd_kref': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/drivers/target/target_core_transport.c: In function 'target_get_sess_cmd': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/drivers/target/target_core_pr.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/scsi/scsi_lib.c: In function 'scsi_end_request': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/drivers/scsi/scsi_lib.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/regulator/s2mps11.c: In function 's2mps11_set_ramp_delay': /kisskb/src/drivers/regulator/s2mps11.c:219:9: warning: 'ramp_shift' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/regulator/s5m8767.c: In function 's5m8767_get_register': /kisskb/src/drivers/regulator/s5m8767.c:201:43: warning: 'mode' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/xfs/xfs_log_recover.c: In function 'xlog_recover_get_buf_lsn': /kisskb/src/include/linux/uuid.h:61:15: warning: 'uuid' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/xfs/xfs_log_recover.c:2272:12: note: 'uuid' was declared here /kisskb/src/drivers/regulator/s2mps11.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/media/v4l2-core/v4l2-compat-ioctl32.c: In function 'get_v4l2_ext_controls32': /kisskb/src/drivers/media/v4l2-core/v4l2-compat-ioctl32.c:940:2: warning: 'count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/regulator/s5m8767.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/target/target_core_transport.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/media/v4l2-core/v4l2-compat-ioctl32.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/scsi/sg.c: In function 'sg_ioctl': /kisskb/src/drivers/scsi/sg.c:1141:50: warning: 'sdp' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/scsi/sg.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/xfs/xfs_log_recover.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] make: *** [Makefile:152: sub-make] Error 2 Command 'make -s -j 80 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- ' returned non-zero exit status 2 # rm -rf /kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.6 # Build took: 0:03:07.074375