Buildresult: linus/corenet64_smp_defconfig/powerpc-gcc12 built on Jul 5, 01:09

kisskb

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Status:	OK
Date/Time:	Jul 5, 01:09
Duration:	0:02:30.488008
Builder:	alpine1
Revision:	mm: don't do validate_mm() unnecessarily and without mmap locking (`b5641a5d8b8b14643bfe3d017d64da90a5c55479)`
Target:	linus/corenet64_smp_defconfig/powerpc-gcc12
Branch:	linus
Compiler:	powerpc-gcc12 (powerpc64-linux-gcc (GCC) 12.2.0 / GNU ld (GNU Binutils) 2.39)
Config:	corenet64_smp_defconfig (download)
Log:	Download original Possible warnings (2) warning: The last gc run reported the following. Please correct the root cause warning: There are too many unreachable loose objects; run 'git prune' to remove them. Full Log # git rev-parse -q --verify b5641a5d8b8b14643bfe3d017d64da90a5c55479^{commit} # git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master warning: The last gc run reported the following. Please correct the root cause and remove .git/gc.log. Automatic cleanup will not be performed until the file is removed. warning: There are too many unreachable loose objects; run 'git prune' to remove them. # git rev-parse -q --verify b5641a5d8b8b14643bfe3d017d64da90a5c55479^{commit} b5641a5d8b8b14643bfe3d017d64da90a5c55479 # git checkout -q -f -B kisskb b5641a5d8b8b14643bfe3d017d64da90a5c55479 # git clean -qxdf # < git log -1 # commit b5641a5d8b8b14643bfe3d017d64da90a5c55479 # Author: Linus Torvalds <torvalds@linux-foundation.org> # Date: Mon Jul 3 19:29:48 2023 -0700 # # mm: don't do validate_mm() unnecessarily and without mmap locking # # This is an addition to commit ae80b4041984 ("mm: validate the mm before # dropping the mmap lock"), because it turns out there were two problems, # but lockdep just stopped complaining after finding the first one. # # The do_vmi_align_munmap() function now drops the mmap lock after doing # the validate_mm() call, but it turns out that one of the callers then # immediately calls validate_mm() again. # # That's both a bit silly, and now (again) happens without the mmap lock # held. # # So just remove that validate_mm() call from the caller, but make sure to # not lose any coverage by doing that mm sanity checking in the error path # of do_vmi_align_munmap() too. # # Reported-and-tested-by: kernel test robot <oliver.sang@intel.com> # Link: https://lore.kernel.org/lkml/ZKN6CdkKyxBShPHi@xsang-OptiPlex-9020/ # Fixes: 408579cd627a ("mm: Update do_vmi_align_munmap() return semantics") # Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> # < /opt/cross/kisskb/korg/gcc-12.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-12.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version # < git log --format=%s --max-count=1 b5641a5d8b8b14643bfe3d017d64da90a5c55479 # make -s -j 160 ARCH=powerpc O=/kisskb/build/linus_corenet64_smp_defconfig_powerpc-gcc12 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-12.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux- corenet64_smp_defconfig Using /kisskb/src/arch/powerpc/configs/corenet_base.config as base Merging /kisskb/src/arch/powerpc/configs/85xx-64bit.config Merging /kisskb/src/arch/powerpc/configs/85xx-smp.config Merging /kisskb/src/arch/powerpc/configs/altivec.config Merging /kisskb/src/arch/powerpc/configs/85xx-hw.config Merging /kisskb/src/arch/powerpc/configs/fsl-emb-nonhw.config Merging /kisskb/src/arch/powerpc/configs/dpaa.config # # merged configuration written to .config (needs make) # # < make -s -j 160 ARCH=powerpc O=/kisskb/build/linus_corenet64_smp_defconfig_powerpc-gcc12 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-12.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux- help # make -s -j 160 ARCH=powerpc O=/kisskb/build/linus_corenet64_smp_defconfig_powerpc-gcc12 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-12.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux- olddefconfig # make -s -j 160 ARCH=powerpc O=/kisskb/build/linus_corenet64_smp_defconfig_powerpc-gcc12 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-12.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux- Completed OK # rm -rf /kisskb/build/linus_corenet64_smp_defconfig_powerpc-gcc12 # Build took: 0:02:30.488008

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