Buildresult: linus/um-defconfig/um-x86_64-gcc12 built on May 30, 04:54

kisskb

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Status:	OK
Date/Time:	May 30, 04:54
Duration:	0:00:48.150613
Builder:	ka7
Revision:	Revert "vfs: Delete the associated dentry when deleting a file" (`4a4be1ad3a6efea16c56615f31117590fd881358)`
Target:	linus/um-defconfig/um-x86_64-gcc12
Branch:	linus
Compiler:	um-x86_64-gcc12 (x86_64-linux-gcc.br_real (Buildroot 2021.11-4428-g6b6741b) 12.2.0 / GNU ld (GNU Binutils) 2.39)
Config:	defconfig (download)
Log:	Download original No warnings found in log. 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/x86-64--glibc--bleeding-edge-2022.08-1/bin/x86_64-linux-gcc --version # < /opt/cross/kisskb/x86-64--glibc--bleeding-edge-2022.08-1/bin/x86_64-linux-ld --version # < git log --format=%s --max-count=1 4a4be1ad3a6efea16c56615f31117590fd881358 # make -s -j 32 ARCH=um O=/kisskb/build/linus_defconfig_um-x86_64-gcc12 CROSS_COMPILE=/opt/cross/kisskb/x86-64--glibc--bleeding-edge-2022.08-1/bin/x86_64-linux- SUBARCH=x86_64 defconfig # < make -s -j 32 ARCH=um O=/kisskb/build/linus_defconfig_um-x86_64-gcc12 CROSS_COMPILE=/opt/cross/kisskb/x86-64--glibc--bleeding-edge-2022.08-1/bin/x86_64-linux- SUBARCH=x86_64 help # make -s -j 32 ARCH=um O=/kisskb/build/linus_defconfig_um-x86_64-gcc12 CROSS_COMPILE=/opt/cross/kisskb/x86-64--glibc--bleeding-edge-2022.08-1/bin/x86_64-linux- SUBARCH=x86_64 olddefconfig # make -s -j 32 ARCH=um O=/kisskb/build/linus_defconfig_um-x86_64-gcc12 CROSS_COMPILE=/opt/cross/kisskb/x86-64--glibc--bleeding-edge-2022.08-1/bin/x86_64-linux- SUBARCH=x86_64 LINK linux Completed OK # rm -rf /kisskb/build/linus_defconfig_um-x86_64-gcc12 # Build took: 0:00:48.150613

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