# git rev-parse -q --verify ac438771ccb4479528594c7e19f2c39cf1814a86^{commit} ac438771ccb4479528594c7e19f2c39cf1814a86 already have revision, skipping fetch # git checkout -q -f -B kisskb ac438771ccb4479528594c7e19f2c39cf1814a86 # git clean -qxdf # < git log -1 # commit ac438771ccb4479528594c7e19f2c39cf1814a86 # Merge: 8c1b724ddb21 bfacd38f8d5b # Author: Linus Torvalds # Date: Thu Apr 2 15:21:48 2020 -0700 # # Merge branch 'for-5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/dennis/percpu # # Pull percpu updates from Dennis Zhou: # "This is just a few documentation fixes for percpu refcount and bitmap # helpers that went in v5.6, and moving my emails to all be at korg" # # * 'for-5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/dennis/percpu: # percpu: update copyright emails to dennis@kernel.org # include/bitmap.h: add new functions to documentation # include/bitmap.h: add missing parameter in docs # percpu_ref: Fix comment regarding percpu_ref_init flags # < /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 ac438771ccb4479528594c7e19f2c39cf1814a86 # < make -s -j 10 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=0x8CA25D76 # 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 CONFIG_TRIM_UNUSED_KSYMS=n # Added to kconfig CONFIG_UBSAN=n # < make -s -j 10 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- help # make -s -j 10 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- olddefconfig .config:4569:warning: override: reassigning to symbol STANDALONE .config:4571:warning: override: reassigning to symbol MODULE_SIG .config:4573:warning: override: reassigning to symbol PPC64 .config:4574:warning: override: reassigning to symbol PPC_DISABLE_WERROR .config:4576:warning: override: reassigning to symbol PREVENT_FIRMWARE_BUILD .config:4581:warning: override: reassigning to symbol UBSAN # make -s -j 10 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/spapr.c: In function 'xive_spapr_esb_rw': /kisskb/src/arch/powerpc/sysdev/xive/spapr.c:354:16: warning: 'read_data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/kernel/traps.c: In function 'system_reset_exception': /kisskb/src/arch/powerpc/kernel/traps.c:521:3: warning: 'hsrr1' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/kernel/traps.c:520:3: warning: 'hsrr0' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:204:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/kernel/eeh.c:1773:12: warning: 'proc_eeh_show' defined but not used [-Wunused-function] /kisskb/src/drivers/pinctrl/cirrus/pinctrl-madera-core.c: In function 'madera_mux_set_mux': /kisskb/src/drivers/pinctrl/cirrus/pinctrl-madera-core.c:666:3: warning: 'reg' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/video/backlight/adp8860_bl.c: In function 'adp8860_bl_ambient_light_level_show': /kisskb/src/drivers/video/backlight/adp8860_bl.c:578:10: warning: 'ret_val' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/time/timekeeping.c: In function 'get_device_system_crosststamp': /kisskb/src/kernel/time/timekeeping.c:1195:3: warning: 'cs_was_changed_seq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/bpf/syscall.c: In function 'bpf_map_free_id': /kisskb/src/include/linux/spinlock.h:408:2: warning: 'flags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/bpf/syscall.c:435:16: note: 'flags' was declared here /kisskb/src/sound/core/pcm_iec958.c: In function 'create_iec958_consumer': /kisskb/src/sound/core/pcm_iec958.c:77:9: warning: 'ws' may be used uninitialized in this function [-Wuninitialized] /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/kernel/bpf/btf.c: In function '__btf_resolve_helper_id': /kisskb/src/kernel/bpf/btf.c:4038:20: warning: 't' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/rhashtable.c: In function 'rhashtable_rehash_one': /kisskb/src/lib/rhashtable.c:259:20: warning: 'next' 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:2598:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_bulk_read': /kisskb/src/drivers/base/regmap/regmap.c:2802:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function '_regmap_raw_write': /kisskb/src/drivers/base/regmap/regmap.c:1859:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/misc/mic/vop/vop_vringh.c: In function 'vop_virtio_copy_from_user': /kisskb/src/drivers/misc/mic/vop/vop_vringh.c:628:2: warning: 'x200' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/misc/mic/vop/vop_vringh.c:640:8: warning: 'dma_alignment' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/misc/cxl/native.c: In function 'native_irq_wait': /kisskb/src/drivers/misc/cxl/native.c:1244:2: warning: 'ph' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/misc/cxl/native.c:1244:2: warning: 'dsisr' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/misc/habanalabs/command_buffer.c: In function 'hl_cb_create': /kisskb/src/drivers/misc/habanalabs/command_buffer.c:148:5: warning: 'cb' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/io_uring.c: In function '__io_sqe_files_update': /kisskb/src/fs/io_uring.c:6617:13: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/misc/habanalabs/memory.c: In function 'get_va_block': /kisskb/src/drivers/misc/habanalabs/memory.c:597:22: warning: 'prev_end' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/misc/habanalabs/memory.c:597:22: warning: 'prev_start' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/io-wq.c: In function 'io_wqe_cancel_work': /kisskb/src/fs/io-wq.c:953:16: warning: 'work' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/scheduler/sched_main.c: In function 'drm_sched_resubmit_jobs': /kisskb/src/drivers/gpu/drm/scheduler/sched_main.c:514:3: warning: 'guilty_context' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c: In function 'drm_dp_mst_dsc_aux_for_port': /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c:5497:9: warning: missing braces around initializer [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c:5497:9: warning: (near initialization for 'desc.ident') [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/radeon/evergreen.c: In function 'evergreen_is_dp_sst_stream_enabled': /kisskb/src/drivers/gpu/drm/radeon/evergreen.c:2596:21: warning: 'dig_fe_mask' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/hda/hdac_regmap.c: In function 'hda_reg_write': /kisskb/src/sound/hda/hdac_regmap.c:284:16: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/radeon/rv6xx_dpm.c: In function 'rv6xx_set_dpm_event_sources': /kisskb/src/drivers/gpu/drm/radeon/rv6xx_dpm.c:1380:3: warning: 'dpm_event_src' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/radeon/rv770_dpm.c: In function 'rv770_set_dpm_event_sources': /kisskb/src/drivers/gpu/drm/radeon/rv770_dpm.c:1841:3: warning: 'dpm_event_src' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/si_dpm.c: In function 'si_set_dpm_event_sources': /kisskb/src/drivers/gpu/drm/amd/amdgpu/si_dpm.c:3764:3: warning: 'dpm_event_src' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/radeon/si_dpm.c: In function 'si_set_dpm_event_sources': /kisskb/src/drivers/gpu/drm/radeon/si_dpm.c:3304:3: warning: 'dpm_event_src' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/cpufreq/powernv-cpufreq.c: In function 'powernv_cpufreq_reboot_notifier': /kisskb/src/drivers/cpufreq/powernv-cpufreq.c:896:1: warning: the frame size of 1456 bytes is larger than 1024 bytes [-Wframe-larger-than=] /kisskb/src/drivers/cpufreq/powernv-cpufreq.c: In function 'powernv_cpufreq_work_fn': /kisskb/src/drivers/cpufreq/powernv-cpufreq.c:928:1: warning: the frame size of 1472 bytes is larger than 1024 bytes [-Wframe-larger-than=] /kisskb/src/drivers/hwspinlock/hwspinlock_core.c: In function 'of_hwspin_lock_get_id': /kisskb/src/drivers/hwspinlock/hwspinlock_core.c:345:6: warning: 'id' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c: In function 'sdma_v4_0_sw_init': /kisskb/src/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:1817:6: warning: 'r' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/accel/mma9551_core.c: In function 'mma9551_gpio_config': /kisskb/src/drivers/iio/accel/mma9551_core.c:582:6: warning: 'pol_mask' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_atomic.c: In function 'drm_atomic_connector_check': /kisskb/src/drivers/gpu/drm/drm_atomic.c:427:2: warning: 'crtc_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_bridge.c: In function 'select_bus_fmt_recursive': /kisskb/src/drivers/gpu/drm/drm_bridge.c:822:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_framebuffer.c: In function 'drm_mode_getfb2_ioctl': /kisskb/src/drivers/gpu/drm/drm_framebuffer.c:655:2: warning: 'ret' 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:373:6: warning: 'reg' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/bcma/sprom.c: In function 'bcma_sprom_get': /kisskb/src/drivers/bcma/sprom.c:643:24: warning: 'sprom' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/smu7_hwmgr.c: In function 'smu7_set_dpm_event_sources': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/smu7_hwmgr.c:1274:3: warning: 'src' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mtd/ubi/eba.c: In function 'try_write_vid_and_data': /kisskb/src/drivers/mtd/ubi/eba.c:988:7: warning: 'opnum' may be used uninitialized in this function [-Wuninitialized] WARNING: modpost: vmlinux.o(.text.unlikely+0x8cc): Section mismatch in reference from the function .smp_setup_pacas() to the function .init.text:.allocate_paca() The function .smp_setup_pacas() references the function __init .allocate_paca(). This is often because .smp_setup_pacas lacks a __init annotation or the annotation of .allocate_paca is wrong. WARNING: modpost: vmlinux.o(.text.unlikely+0x2b18): Section mismatch in reference from the function .allocate_dart() to the function .init.text:.memblock_alloc_try_nid_raw() The function .allocate_dart() references the function __init .memblock_alloc_try_nid_raw(). This is often because .allocate_dart lacks a __init annotation or the annotation of .memblock_alloc_try_nid_raw is wrong. WARNING: modpost: vmlinux.o(.text.unlikely+0x2b68): Section mismatch in reference from the function .allocate_dart() to the function .init.text:.memblock_phys_alloc_range() The function .allocate_dart() references the function __init .memblock_phys_alloc_range(). This is often because .allocate_dart lacks a __init annotation or the annotation of .memblock_phys_alloc_range is wrong. BTF: .tmp_vmlinux.btf: pahole (pahole) is not available Failed to generate BTF for vmlinux Try to disable CONFIG_DEBUG_INFO_BTF make[1]: *** [/kisskb/src/Makefile:1086: vmlinux] Error 1 make: *** [Makefile:180: sub-make] Error 2 Command 'make -s -j 10 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: 0:06:28.505829