# git rev-parse -q --verify e74c98ca2d6ae4376cc15fa2a22483430909d96b^{commit} e74c98ca2d6ae4376cc15fa2a22483430909d96b already have revision, skipping fetch # git checkout -q -f -B kisskb e74c98ca2d6ae4376cc15fa2a22483430909d96b # git clean -qxdf # < git log -1 # commit e74c98ca2d6ae4376cc15fa2a22483430909d96b # Author: Andreas Gruenbacher # Date: Wed Jan 30 21:30:36 2019 +0100 # # gfs2: Revert "Fix loop in gfs2_rbm_find" # # This reverts commit 2d29f6b96d8f80322ed2dd895bca590491c38d34. # # It turns out that the fix can lead to a ~20 percent performance regression # in initial writes to the page cache according to iozone. Let's revert this # for now to have more time for a proper fix. # # Cc: stable@vger.kernel.org # v3.13+ # Signed-off-by: Andreas Gruenbacher # Signed-off-by: Bob Peterson # Signed-off-by: Linus Torvalds # < /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 e74c98ca2d6ae4376cc15fa2a22483430909d96b # < make -s -j 8 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=0x60C9A6FF # 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 8 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 8 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/fs/jffs2/xattr.c: In function 'jffs2_build_xattr_subsystem': /kisskb/src/fs/jffs2/xattr.c:887:1: warning: the frame size of 1072 bytes is larger than 1024 bytes [-Wframe-larger-than=] /kisskb/src/fs/jffs2/xattr.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/arch/powerpc/kernel/eeh.c:1752:12: warning: 'proc_eeh_show' defined but not used [-Wunused-function] 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/kernel/printk/printk.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/kernel/rcu/srcutree.c: In function 'init_srcu_struct_fields': /kisskb/src/kernel/rcu/srcutree.c:152:32: warning: 'levelspread[]' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/rcu/srcutree.c:100:6: note: 'levelspread[]' was declared here /kisskb/src/kernel/rcu/srcutree.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/ksm.c: In function '__stable_node_chain': /kisskb/src/mm/ksm.c:1393:15: warning: 'found_rmap_hlist_len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/ksm.c:1365:6: note: 'found_rmap_hlist_len' was declared here /kisskb/src/mm/ksm.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] In file included from /kisskb/src/arch/powerpc/xmon/xmon.c:67:0: /kisskb/src/arch/powerpc/xmon/dis-asm.h: In function 'print_insn_powerpc': /kisskb/src/arch/powerpc/xmon/dis-asm.h:20:2: warning: format '%x' expects argument of type 'unsigned int', but argument 2 has type 'long unsigned int' [-Wformat] /kisskb/src/arch/powerpc/xmon/dis-asm.h: In function 'print_insn_spu': /kisskb/src/arch/powerpc/xmon/dis-asm.h:26:2: warning: format '%x' expects argument of type 'unsigned int', but argument 2 has type 'long unsigned int' [-Wformat] /kisskb/src/lib/mpi/mpicoder.c: In function 'mpi_read_raw_from_sgl': /kisskb/src/lib/mpi/mpicoder.c:352:8: 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/net/core/gen_stats.c: In function '__gnet_stats_copy_basic': /kisskb/src/include/linux/seqlock.h:205:9: warning: 'seq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/gen_stats.c:150:15: note: 'seq' was declared here /kisskb/src/net/core/gen_stats.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/net/core/dev.c: In function 'validate_xmit_skb_list': /kisskb/src/net/core/dev.c:3405:15: warning: 'tail' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/dev.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/lib/rhashtable.c: In function 'rht_deferred_worker': /kisskb/src/lib/rhashtable.c:264:2: warning: 'next' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/rhashtable.c:229:28: note: 'next' was declared here /kisskb/src/lib/rhashtable.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:328:6: warning: 'id' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/hwspinlock/hwspinlock_core.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:235:5: 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/drivers/iio/adc/qcom-spmi-adc5.c: In function 'adc5_read_raw': /kisskb/src/drivers/iio/adc/qcom-spmi-adc5.c:398:7: warning: 'adc_code_volt' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/adc/qcom-spmi-adc5.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c: In function 'drm_dp_sideband_msg_build': /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c:364:23: warning: 'hdrlen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/mfd/arizona-core.c: In function 'arizona_dev_init': /kisskb/src/drivers/mfd/arizona-core.c:1422:6: warning: 'n_subdevs' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mfd/arizona-core.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/gpu/drm/drm_atomic.c: In function 'drm_atomic_check_only': /kisskb/src/drivers/gpu/drm/drm_atomic.c:420:38: warning: 'crtc_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_atomic.c:399:25: note: 'crtc_state' was declared here /kisskb/src/drivers/gpu/drm/drm_atomic.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c: In function 'brcmf_pcie_setup': /kisskb/src/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c:1155:22: warning: 'bufsz' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c:1114:6: note: 'bufsz' was declared here /kisskb/src/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/staging/comedi/drivers/pcl818.c: In function 'pcl818_ai_cmd': /kisskb/src/drivers/staging/comedi/drivers/pcl818.c:366:25: warning: 'last_chan' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/comedi/drivers/pcl818.c:347:15: note: 'last_chan' was declared here /kisskb/src/drivers/staging/comedi/drivers/pcl818.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/staging/comedi/drivers/dt282x.c: In function 'dt282x_ns_to_timer': /kisskb/src/drivers/staging/comedi/drivers/dt282x.c:389:5: warning: 'divider' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/comedi/drivers/dt282x.c:394:16: warning: 'base' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/comedi/drivers/dt282x.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] drivers/net/wireless/intel/iwlwifi/iwl-eeprom-parse.o: In function `iwl_init_channel_map': /kisskb/src/drivers/net/wireless/intel/iwlwifi/iwl-eeprom-parse.c:609: undefined reference to `.ieee80211_channel_to_frequency' drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.o: In function `iwl_init_channel_map': /kisskb/src/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c:353: undefined reference to `.ieee80211_channel_to_frequency' drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.o: In function `iwl_parse_nvm_mcc_info': /kisskb/src/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c:1138: undefined reference to `.ieee80211_channel_to_frequency' /kisskb/src/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c:1187: undefined reference to `.reg_query_regdb_wmm' drivers/net/wireless/intel/iwlwifi/pcie/tx.o: In function `iwl_trans_pcie_tx': /kisskb/src/drivers/net/wireless/intel/iwlwifi/pcie/tx.c:2318: undefined reference to `.ieee80211_hdrlen' drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.o: In function `iwl_pcie_gen2_build_tfd': /kisskb/src/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c:550: undefined reference to `.ieee80211_hdrlen' make[1]: *** [/kisskb/src/Makefile:1021: vmlinux] Error 1 make: *** [Makefile:152: sub-make] Error 2 Command 'make -s -j 8 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: 0:03:40.360830