Buildresult: linus/um-defconfig/um-x86_64 built on Aug 25 2020, 11:32

kisskb

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Status:	OK
Date/Time:	Aug 25 2020, 11:32
Duration:	0:01:02.603077
Builder:	ka2
Revision:	lib: Revert use of fallthrough pseudo-keyword in lib/ (`6a9dc5fd6170d0a41c8a14eb19e63d94bea5705a)`
Target:	linus/um-defconfig/um-x86_64
Branch:	linus
Compiler:	um-x86_64 (x86_64-linux-gcc.br_real (Buildroot 2017.05) 5.4.0 / GNU ld (GNU Binutils) 2.27)
Config:	defconfig (download)
Log:	Download original Possible warnings (2) arch/um/os-Linux/signal.c:51:1: warning: the frame size of 2960 bytes is larger than 1024 bytes [-Wframe-larger-than=] arch/um/os-Linux/signal.c:95:1: warning: the frame size of 2960 bytes is larger than 1024 bytes [-Wframe-larger-than=] Full Log # git rev-parse -q --verify 6a9dc5fd6170d0a41c8a14eb19e63d94bea5705a^{commit} 6a9dc5fd6170d0a41c8a14eb19e63d94bea5705a already have revision, skipping fetch # git checkout -q -f -B kisskb 6a9dc5fd6170d0a41c8a14eb19e63d94bea5705a # git clean -qxdf # < git log -1 # commit 6a9dc5fd6170d0a41c8a14eb19e63d94bea5705a # Author: Gustavo A. R. Silva <gustavoars@kernel.org> # Date: Mon Aug 24 15:36:14 2020 -0500 # # lib: Revert use of fallthrough pseudo-keyword in lib/ # # The following build error for powerpc64 was reported by Nathan Chancellor: # # "$ scripts/config --file arch/powerpc/configs/powernv_defconfig -e KERNEL_XZ # # $ make -skj"$(nproc)" ARCH=powerpc CROSS_COMPILE=powerpc64le-linux- distclean powernv_defconfig zImage # ... # In file included from arch/powerpc/boot/../../../lib/decompress_unxz.c:234, # from arch/powerpc/boot/decompress.c:38: # arch/powerpc/boot/../../../lib/xz/xz_dec_stream.c: In function 'dec_main': # arch/powerpc/boot/../../../lib/xz/xz_dec_stream.c:586:4: error: 'fallthrough' undeclared (first use in this function) # 586 \| fallthrough; # \| ^~~~~~~~~~~ # # This will end up affecting distribution configurations such as Debian # and OpenSUSE according to my testing. I am not sure what the solution # is, the PowerPC wrapper does not set -D__KERNEL__ so I am not sure # that compiler_attributes.h can be safely included." # # In order to avoid these sort of problems, it seems that the best # solution is to use /* fall through */ comments instead of the # fallthrough pseudo-keyword macro in lib/, for now. # # Reported-by: Nathan Chancellor <natechancellor@gmail.com> # Fixes: df561f6688fe ("treewide: Use fallthrough pseudo-keyword") # Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org> # Reviewed-and-tested-by: Nathan Chancellor <natechancellor@gmail.com> # Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> # < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-gcc --version # < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-ld --version # < git log --format=%s --max-count=1 6a9dc5fd6170d0a41c8a14eb19e63d94bea5705a # < make -s -j 8 ARCH=um O=/kisskb/build/linus_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 defconfig # < make -s -j 8 ARCH=um O=/kisskb/build/linus_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 help # make -s -j 8 ARCH=um O=/kisskb/build/linus_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 olddefconfig # make -s -j 8 ARCH=um O=/kisskb/build/linus_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 /kisskb/src/arch/um/os-Linux/signal.c: In function 'sig_handler_common': /kisskb/src/arch/um/os-Linux/signal.c:51:1: warning: the frame size of 2960 bytes is larger than 1024 bytes [-Wframe-larger-than=] } ^ /kisskb/src/arch/um/os-Linux/signal.c: In function 'timer_real_alarm_handler': /kisskb/src/arch/um/os-Linux/signal.c:95:1: warning: the frame size of 2960 bytes is larger than 1024 bytes [-Wframe-larger-than=] } ^ LINK linux Completed OK # rm -rf /kisskb/build/linus_um-defconfig_um-x86_64 # Build took: 0:01:02.603077

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