# 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/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-ld --version # < git log --format=%s --max-count=1 e74c98ca2d6ae4376cc15fa2a22483430909d96b # < make -s -j 8 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux- randconfig KCONFIG_SEED=0xC3547772 # Added to kconfig CONFIG_STANDALONE=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_GCC_PLUGIN_CYC_COMPLEXITY=n # Added to kconfig CONFIG_GCC_PLUGIN_SANCOV=n # Added to kconfig CONFIG_GCC_PLUGIN_LATENT_ENTROPY=n # yes \n | make -s -j 8 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux- oldconfig yes: standard output: Broken pipe # make -s -j 8 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux- In function 'ZSTD_copyRawBlock', inlined from 'ZSTD_decompressContinue' at /kisskb/src/lib/zstd/decompress.c:1811:24, inlined from 'ZSTD_decompressStream' at /kisskb/src/lib/zstd/decompress.c:2353:5: /kisskb/src/lib/zstd/decompress.c:416:2: warning: argument 1 null where non-null expected [-Wnonnull] memcpy(dst, src, srcSize); ^~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/arch/x86/include/asm/string.h:5, from /kisskb/src/include/linux/string.h:20, from /kisskb/src/lib/zstd/mem.h:24, from /kisskb/src/lib/zstd/bitstream.h:54, from /kisskb/src/lib/zstd/fse.h:228, from /kisskb/src/lib/zstd/decompress.c:32: /kisskb/src/lib/zstd/decompress.c: In function 'ZSTD_decompressStream': /kisskb/src/arch/x86/include/asm/string_64.h:14:14: note: in a call to function 'memcpy' declared here extern void *memcpy(void *to, const void *from, size_t len); ^~~~~~ In function 'ZSTD_setRleBlock', inlined from 'ZSTD_decompressContinue' at /kisskb/src/lib/zstd/decompress.c:1812:24, inlined from 'ZSTD_decompressStream' at /kisskb/src/lib/zstd/decompress.c:2353:5: /kisskb/src/lib/zstd/decompress.c:426:2: warning: argument 1 null where non-null expected [-Wnonnull] memset(dst, *(const BYTE *)src, regenSize); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/arch/x86/include/asm/string.h:5, from /kisskb/src/include/linux/string.h:20, from /kisskb/src/lib/zstd/mem.h:24, from /kisskb/src/lib/zstd/bitstream.h:54, from /kisskb/src/lib/zstd/fse.h:228, from /kisskb/src/lib/zstd/decompress.c:32: /kisskb/src/lib/zstd/decompress.c: In function 'ZSTD_decompressStream': /kisskb/src/arch/x86/include/asm/string_64.h:33:7: note: in a call to function 'memset' declared here void *memset(void *s, int c, size_t n); ^~~~~~ In function 'ZSTD_copyRawBlock', inlined from 'ZSTD_decompressContinue' at /kisskb/src/lib/zstd/decompress.c:1811:24, inlined from 'ZSTD_decompressStream' at /kisskb/src/lib/zstd/decompress.c:2356:6: /kisskb/src/lib/zstd/decompress.c:416:2: warning: argument 1 null where non-null expected [-Wnonnull] memcpy(dst, src, srcSize); ^~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/arch/x86/include/asm/string.h:5, from /kisskb/src/include/linux/string.h:20, from /kisskb/src/lib/zstd/mem.h:24, from /kisskb/src/lib/zstd/bitstream.h:54, from /kisskb/src/lib/zstd/fse.h:228, from /kisskb/src/lib/zstd/decompress.c:32: /kisskb/src/lib/zstd/decompress.c: In function 'ZSTD_decompressStream': /kisskb/src/arch/x86/include/asm/string_64.h:14:14: note: in a call to function 'memcpy' declared here extern void *memcpy(void *to, const void *from, size_t len); ^~~~~~ In function 'ZSTD_setRleBlock', inlined from 'ZSTD_decompressContinue' at /kisskb/src/lib/zstd/decompress.c:1812:24, inlined from 'ZSTD_decompressStream' at /kisskb/src/lib/zstd/decompress.c:2356:6: /kisskb/src/lib/zstd/decompress.c:426:2: warning: argument 1 null where non-null expected [-Wnonnull] memset(dst, *(const BYTE *)src, regenSize); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/arch/x86/include/asm/string.h:5, from /kisskb/src/include/linux/string.h:20, from /kisskb/src/lib/zstd/mem.h:24, from /kisskb/src/lib/zstd/bitstream.h:54, from /kisskb/src/lib/zstd/fse.h:228, from /kisskb/src/lib/zstd/decompress.c:32: /kisskb/src/lib/zstd/decompress.c: In function 'ZSTD_decompressStream': /kisskb/src/arch/x86/include/asm/string_64.h:33:7: note: in a call to function 'memset' declared here void *memset(void *s, int c, size_t n); ^~~~~~ Completed OK # rm -rf /kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 # Build took: 0:07:18.281356