Buildresult: linus/generic-32bit_defconfig/parisc-gcc13 built on May 30, 05:55

kisskb

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Status:	OK
Date/Time:	May 30, 05:55
Duration:	0:01:48.871816
Builder:	alpine3
Revision:	Revert "vfs: Delete the associated dentry when deleting a file" (`4a4be1ad3a6efea16c56615f31117590fd881358)`
Target:	linus/generic-32bit_defconfig/parisc-gcc13
Branch:	linus
Compiler:	parisc-gcc13 (hppa-linux-gcc (GCC) 13.1.0 / GNU ld (GNU Binutils) 2.40)
Config:	generic-32bit_defconfig (download)
Log:	Download original Possible warnings (2) drivers/gpu/drm/nouveau/nvif/object.c:161:9: warning: 'memcpy' accessing 4294967264 or more bytes at offsets 0 and 32 overlaps 6442450881 bytes at offset -2147483617 [-Wrestrict] drivers/gpu/drm/nouveau/nvif/object.c:298:17: warning: 'memcpy' accessing 4294967240 or more bytes at offsets 0 and 56 overlaps 6442450833 bytes at offset -2147483593 [-Wrestrict] Full Log # git rev-parse -q --verify 4a4be1ad3a6efea16c56615f31117590fd881358^{commit} 4a4be1ad3a6efea16c56615f31117590fd881358 already have revision, skipping fetch # git checkout -q -f -B kisskb 4a4be1ad3a6efea16c56615f31117590fd881358 # git clean -qxdf # < git log -1 # commit 4a4be1ad3a6efea16c56615f31117590fd881358 # Author: Linus Torvalds <torvalds@linux-foundation.org> # Date: Wed May 29 09:39:34 2024 -0700 # # Revert "vfs: Delete the associated dentry when deleting a file" # # This reverts commit 681ce8623567ba7e7333908e9826b77145312dda. # # We gave it a try, but it turns out the kernel test robot did in fact # find performance regressions for it, so we'll have to look at the more # involved alternative fixes for Yafang Shao's Elasticsearch load issue. # # There were several alternatives discussed, they just weren't as simple # as this first attempt. # # The report is of a -7.4% regression of filebench.sum_operations/s, which # appears significant enough to trigger my "this patch may get reverted if # somebody finds a performance regression on some other load" rule. # # So it's still the case that we should end up deleting dentries more # aggressively - or just be better at pruning them later - but it needs a # bit more finesse than this simple thing. # # Link: https://lore.kernel.org/all/202405291318.4dfbb352-oliver.sang@intel.com/ # Cc: Yafang Shao <laoar.shao@gmail.com> # Cc: Al Viro <viro@zeniv.linux.org.uk> # Cc: Christian Brauner <brauner@kernel.org> # Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> # < /opt/cross/kisskb/korg/gcc-13.1.0-nolibc/hppa-linux/bin/hppa-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-13.1.0-nolibc/hppa-linux/bin/hppa-linux-ld --version # < git log --format=%s --max-count=1 4a4be1ad3a6efea16c56615f31117590fd881358 # make -s -j 160 ARCH=parisc O=/kisskb/build/linus_generic-32bit_defconfig_parisc-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/hppa-linux/bin/hppa-linux- generic-32bit_defconfig # < make -s -j 160 ARCH=parisc O=/kisskb/build/linus_generic-32bit_defconfig_parisc-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/hppa-linux/bin/hppa-linux- help # make -s -j 160 ARCH=parisc O=/kisskb/build/linus_generic-32bit_defconfig_parisc-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/hppa-linux/bin/hppa-linux- olddefconfig # make -s -j 160 ARCH=parisc O=/kisskb/build/linus_generic-32bit_defconfig_parisc-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/hppa-linux/bin/hppa-linux- /kisskb/src/drivers/gpu/drm/nouveau/nvif/object.c: In function 'nvif_object_mthd': /kisskb/src/drivers/gpu/drm/nouveau/nvif/object.c:161:9: warning: 'memcpy' accessing 4294967264 or more bytes at offsets 0 and 32 overlaps 6442450881 bytes at offset -2147483617 [-Wrestrict] 161 \| memcpy(data, args->mthd.data, size); \| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/drivers/gpu/drm/nouveau/nvif/object.c: In function 'nvif_object_ctor': /kisskb/src/drivers/gpu/drm/nouveau/nvif/object.c:298:17: warning: 'memcpy' accessing 4294967240 or more bytes at offsets 0 and 56 overlaps 6442450833 bytes at offset -2147483593 [-Wrestrict] 298 \| memcpy(data, args->new.data, size); \| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Completed OK # rm -rf /kisskb/build/linus_generic-32bit_defconfig_parisc-gcc13 # Build took: 0:01:48.871816

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