Buildresult: powerpc-next/x86_64-defconfig/x86_64-gcc8 built on Aug 20 2019, 20:36

kisskb

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Status:	OK
Date/Time:	Aug 20 2019, 20:36
Duration:	0:02:39.803001
Builder:	blade4b
Revision:	powerpc/603: Fix handling of the DIRTY flag (`e8c42ba3ffd9708cc2fab3fb57deeb1604202e7e)`
Target:	powerpc-next/x86_64-defconfig/x86_64-gcc8
Branch:	powerpc-next
Compiler:	x86_64-gcc8 (x86_64-linux-gcc (GCC) 8.1.0 / GNU ld (GNU Binutils) 2.30)
Config:	defconfig (download)
Log:	Download original Possible warnings (1) drivers/gpu/drm/i915/gem/i915_gem_execbuffer.o: warning: objtool: .altinstr_replacement+0x3c: redundant UACCESS disable Full Log # git rev-parse -q --verify e8c42ba3ffd9708cc2fab3fb57deeb1604202e7e^{commit} e8c42ba3ffd9708cc2fab3fb57deeb1604202e7e already have revision, skipping fetch # git checkout -q -f -B kisskb e8c42ba3ffd9708cc2fab3fb57deeb1604202e7e # git clean -qxdf # < git log -1 # commit e8c42ba3ffd9708cc2fab3fb57deeb1604202e7e # Author: Christophe Leroy <christophe.leroy@c-s.fr> # Date: Mon Aug 19 06:40:25 2019 +0000 # # powerpc/603: Fix handling of the DIRTY flag # # If a page is already mapped RW without the DIRTY flag, the DIRTY # flag is never set and a TLB store miss exception is taken forever. # # This is easily reproduced with the following app: # # void main(void) # { # volatile char ptr = mmap(0, 4096, PROT_READ \| PROT_WRITE, MAP_SHARED \| MAP_ANONYMOUS, -1, 0); # # ptr = *ptr; # } # # When DIRTY flag is not set, bail out of TLB miss handler and take # a minor page fault which will set the DIRTY flag. # # Fixes: f8b58c64eaef ("powerpc/603: let's handle PAGE_DIRTY directly") # Cc: stable@vger.kernel.org # v5.1+ # Reported-by: Doug Crawford <doug.crawford@intelight-its.com> # Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr> # Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> # Link: https://lore.kernel.org/r/80432f71194d7ee75b2f5043ecf1501cf1cca1f3.1566196646.git.christophe.leroy@c-s.fr # < /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 e8c42ba3ffd9708cc2fab3fb57deeb1604202e7e # < make -s -j 24 ARCH=x86 O=/kisskb/build/powerpc-next_x86_64_defconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux- x86_64_defconfig # make -s -j 24 ARCH=x86 O=/kisskb/build/powerpc-next_x86_64_defconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux- drivers/gpu/drm/i915/gem/i915_gem_execbuffer.o: warning: objtool: .altinstr_replacement+0x3c: redundant UACCESS disable Completed OK # rm -rf /kisskb/build/powerpc-next_x86_64_defconfig_x86_64-gcc8 # Build took: 0:02:39.803001

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