Buildresult: powerpc-fixes/sparc64-defconfig/sparc64-gcc5 built on May 2 2019, 19:48
kisskb
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Status:
OK
Date/Time:
May 2 2019, 19:48
Duration:
0:00:40.611016
Builder:
ka4
Revision:
powerpc/32s: Fix BATs setting with CONFIG_STRICT_KERNEL_RWX (
12f363511d47f86c49b7766c349989cb33fd61a8)
Target:
powerpc-fixes/sparc64-defconfig/sparc64-gcc5
Branch:
powerpc-fixes
Compiler:
sparc64-gcc5
(sparc64-linux-gcc.br_real (Buildroot 2016.11-git-00613-ge98b4dd) 5.4.0 / GNU ld (GNU Binutils) 2.26.1)
Config:
defconfig
(
download
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Log:
Download original
Possible warnings (6)
<stdin>:1478:2: warning: #warning syscall pidfd_send_signal not implemented [-Wcpp] <stdin>:1481:2: warning: #warning syscall io_uring_setup not implemented [-Wcpp] <stdin>:1484:2: warning: #warning syscall io_uring_enter not implemented [-Wcpp] <stdin>:1487:2: warning: #warning syscall io_uring_register not implemented [-Wcpp] WARNING: EXPORT symbol "_mcount" [vmlinux] version generation failed, symbol will not be versioned. WARNING: EXPORT symbol "_mcount" [vmlinux] version generation failed, symbol will not be versioned.
Full Log
# git rev-parse -q --verify 12f363511d47f86c49b7766c349989cb33fd61a8^{commit} 12f363511d47f86c49b7766c349989cb33fd61a8 already have revision, skipping fetch # git checkout -q -f -B kisskb 12f363511d47f86c49b7766c349989cb33fd61a8 # git clean -qxdf # < git log -1 # commit 12f363511d47f86c49b7766c349989cb33fd61a8 # Author: Christophe Leroy <christophe.leroy@c-s.fr> # Date: Tue Apr 30 16:11:59 2019 +0000 # # powerpc/32s: Fix BATs setting with CONFIG_STRICT_KERNEL_RWX # # Serge reported some crashes with CONFIG_STRICT_KERNEL_RWX enabled # on a book3s32 machine. # # Analysis shows two issues: # - BATs addresses and sizes are not properly aligned. # - There is a gap between the last address covered by BATs and the # first address covered by pages. # # Memory mapped with DBATs: # 0: 0xc0000000-0xc07fffff 0x00000000 Kernel RO coherent # 1: 0xc0800000-0xc0bfffff 0x00800000 Kernel RO coherent # 2: 0xc0c00000-0xc13fffff 0x00c00000 Kernel RW coherent # 3: 0xc1400000-0xc23fffff 0x01400000 Kernel RW coherent # 4: 0xc2400000-0xc43fffff 0x02400000 Kernel RW coherent # 5: 0xc4400000-0xc83fffff 0x04400000 Kernel RW coherent # 6: 0xc8400000-0xd03fffff 0x08400000 Kernel RW coherent # 7: 0xd0400000-0xe03fffff 0x10400000 Kernel RW coherent # # Memory mapped with pages: # 0xe1000000-0xefffffff 0x21000000 240M rw present dirty accessed # # This patch fixes both issues. With the patch, we get the following # which is as expected: # # Memory mapped with DBATs: # 0: 0xc0000000-0xc07fffff 0x00000000 Kernel RO coherent # 1: 0xc0800000-0xc0bfffff 0x00800000 Kernel RO coherent # 2: 0xc0c00000-0xc0ffffff 0x00c00000 Kernel RW coherent # 3: 0xc1000000-0xc1ffffff 0x01000000 Kernel RW coherent # 4: 0xc2000000-0xc3ffffff 0x02000000 Kernel RW coherent # 5: 0xc4000000-0xc7ffffff 0x04000000 Kernel RW coherent # 6: 0xc8000000-0xcfffffff 0x08000000 Kernel RW coherent # 7: 0xd0000000-0xdfffffff 0x10000000 Kernel RW coherent # # Memory mapped with pages: # 0xe0000000-0xefffffff 0x20000000 256M rw present dirty accessed # # Fixes: 63b2bc619565 ("powerpc/mm/32s: Use BATs for STRICT_KERNEL_RWX") # Reported-by: Serge Belyshev <belyshev@depni.sinp.msu.ru> # Acked-by: Segher Boessenkool <segher@kernel.crashing.org> # Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr> # Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> # < /opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux-gcc --version # < /opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux-ld --version # < git log --format=%s --max-count=1 12f363511d47f86c49b7766c349989cb33fd61a8 # < make -s -j 40 ARCH=sparc64 O=/kisskb/build/powerpc-fixes_sparc64-defconfig_sparc64 CROSS_COMPILE=/opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux- defconfig # make -s -j 40 ARCH=sparc64 O=/kisskb/build/powerpc-fixes_sparc64-defconfig_sparc64 CROSS_COMPILE=/opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux- <stdin>:1478:2: warning: #warning syscall pidfd_send_signal not implemented [-Wcpp] <stdin>:1481:2: warning: #warning syscall io_uring_setup not implemented [-Wcpp] <stdin>:1484:2: warning: #warning syscall io_uring_enter not implemented [-Wcpp] <stdin>:1487:2: warning: #warning syscall io_uring_register not implemented [-Wcpp] WARNING: EXPORT symbol "_mcount" [vmlinux] version generation failed, symbol will not be versioned. kernel: arch/sparc/boot/image is ready WARNING: EXPORT symbol "_mcount" [vmlinux] version generation failed, symbol will not be versioned. kernel: arch/sparc/boot/zImage is ready Completed OK # rm -rf /kisskb/build/powerpc-fixes_sparc64-defconfig_sparc64 # Build took: 0:00:40.611016
© Michael Ellerman 2006-2018.