Buildresult: chleroy/versatile_defconfig/arm-gcc4.9 built on Oct 22 2020, 05:49

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Status:	OK
Date/Time:	Oct 22 2020, 05:49
Duration:	0:00:53.383743
Builder:	ka3
Revision:	powerpc/uaccess: Don't use "m<>" constraint with GCC 4.9 (`90e603ca59646651c0f13d54d7b2b0c630c96998)`
Target:	chleroy/versatile_defconfig/arm-gcc4.9
Branch:	chleroy
Compiler:	arm-gcc4.9 (arm-linux-gnueabi-gcc (GCC) 4.9.4 / GNU ld (GNU Binutils) 2.29.1.20170915)
Config:	versatile_defconfig (download)
Log:	Download original No warnings found in log. Full Log # git rev-parse -q --verify 90e603ca59646651c0f13d54d7b2b0c630c96998^{commit} 90e603ca59646651c0f13d54d7b2b0c630c96998 already have revision, skipping fetch # git checkout -q -f -B kisskb 90e603ca59646651c0f13d54d7b2b0c630c96998 # git clean -qxdf # < git log -1 # commit 90e603ca59646651c0f13d54d7b2b0c630c96998 # Author: Christophe Leroy <christophe.leroy@csgroup.eu> # Date: Mon Oct 19 10:13:39 2020 +0000 # # powerpc/uaccess: Don't use "m<>" constraint with GCC 4.9 # # GCC 4.9 sometimes fails to build with "m<>" constraint in # inline assembly. # # CC lib/iov_iter.o # In file included from ./arch/powerpc/include/asm/cmpxchg.h:6:0, # from ./arch/powerpc/include/asm/atomic.h:11, # from ./include/linux/atomic.h:7, # from ./include/linux/crypto.h:15, # from ./include/crypto/hash.h:11, # from lib/iov_iter.c:2: # lib/iov_iter.c: In function 'iovec_from_user.part.30': # ./arch/powerpc/include/asm/uaccess.h:287:2: error: 'asm' operand has impossible constraints # __asm__ __volatile__( \ # ^ # ./include/linux/compiler.h:78:42: note: in definition of macro 'unlikely' # # define unlikely(x) __builtin_expect(!!(x), 0) # ^ # ./arch/powerpc/include/asm/uaccess.h:583:34: note: in expansion of macro 'unsafe_op_wrap' # #define unsafe_get_user(x, p, e) unsafe_op_wrap(__get_user_allowed(x, p), e) # ^ # ./arch/powerpc/include/asm/uaccess.h:329:10: note: in expansion of macro '__get_user_asm' # case 4: __get_user_asm(x, (u32 __user )ptr, retval, "lwz"); break; \ # ^ # ./arch/powerpc/include/asm/uaccess.h:363:3: note: in expansion of macro '__get_user_size_allowed' # __get_user_size_allowed(__gu_val, __gu_addr, __gu_size, __gu_err); \ # ^ # ./arch/powerpc/include/asm/uaccess.h:100:2: note: in expansion of macro '__get_user_nocheck' # __get_user_nocheck((x), (ptr), sizeof((ptr)), false) # ^ # ./arch/powerpc/include/asm/uaccess.h:583:49: note: in expansion of macro '__get_user_allowed' # #define unsafe_get_user(x, p, e) unsafe_op_wrap(__get_user_allowed(x, p), e) # ^ # lib/iov_iter.c:1663:3: note: in expansion of macro 'unsafe_get_user' # unsafe_get_user(len, &uiov[i].iov_len, uaccess_end); # ^ # make[1]: *** [scripts/Makefile.build:283: lib/iov_iter.o] Error 1 # # Define a UPD_CONSTR macro that is "<>" by default and # only "" with GCC prior to GCC 5. # # Fixes: fcf1f26895a4 ("powerpc/uaccess: Add pre-update addressing to __put_user_asm_goto()") # Fixes: 2f279eeb68b8 ("powerpc/uaccess: Add pre-update addressing to __get_user_asm() and __put_user_asm()") # Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu> # Acked-by: Segher Boessenkool <segher@kernel.crashing.org> # --- # v2: Moved UPD_CONSTR to asm-const.h to avoid circular inclusion issues with patch 3. # < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-gcc --version # < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-ld --version # < git log --format=%s --max-count=1 90e603ca59646651c0f13d54d7b2b0c630c96998 # < make -s -j 80 ARCH=arm O=/kisskb/build/chleroy_versatile_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi- versatile_defconfig # < make -s -j 80 ARCH=arm O=/kisskb/build/chleroy_versatile_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi- help # make -s -j 80 ARCH=arm O=/kisskb/build/chleroy_versatile_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi- olddefconfig # make -s -j 80 ARCH=arm O=/kisskb/build/chleroy_versatile_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi- Completed OK # rm -rf /kisskb/build/chleroy_versatile_defconfig_arm-gcc4.9 # Build took: 0:00:53.383743

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