Buildresult: powerpc-next/s390-defconfig/s390x-gcc4.6 built on Feb 27 2019, 01:03

kisskb

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Status:	OK
Date/Time:	Feb 27 2019, 01:03
Duration:	0:02:15.235149
Builder:	ka2
Revision:	powerpc/xmon: Fix opcode being uninitialized in print_insn_powerpc (`e7140639b1de65bba435a6bd772d134901141f86)`
Target:	powerpc-next/s390-defconfig/s390x-gcc4.6
Branch:	powerpc-next
Compiler:	s390x-gcc4.6 (s390x-linux-gcc (GCC) 4.6.3 / GNU ld (GNU Binutils) 2.22)
Config:	defconfig (download)
Log:	Download original Possible warnings (9) warning: There are too many unreachable loose objects; run 'git prune' to remove them. kernel/cgroup/cgroup-v1.c:1263:20: warning: 'root' may be used uninitialized in this function [-Wuninitialized] kernel/printk/printk.c:186:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] kernel/trace/trace_dynevent.c:89:5: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] mm/hugetlb.c:1434:5: warning: 'page' may be used uninitialized in this function [-Wuninitialized] drivers/s390/scsi/zfcp_erp.c:262:2: warning: 'erp_action' may be used uninitialized in this function [-Wuninitialized] drivers/net/tun.c:1843:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized] drivers/net/tun.c:1753:46: warning: 'linear' may be used uninitialized in this function [-Wuninitialized] include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] Full Log # git rev-parse -q --verify e7140639b1de65bba435a6bd772d134901141f86^{commit} # git fetch -q -n -f git://gitlab.ozlabs.ibm.com/linuxppc/linux.git next-test error: 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 e7140639b1de65bba435a6bd772d134901141f86^{commit} e7140639b1de65bba435a6bd772d134901141f86 # git checkout -q -f -B kisskb e7140639b1de65bba435a6bd772d134901141f86 # git clean -qxdf # < git log -1 # commit e7140639b1de65bba435a6bd772d134901141f86 # Author: Nathan Chancellor <natechancellor@gmail.com> # Date: Mon Feb 25 22:38:55 2019 -0700 # # powerpc/xmon: Fix opcode being uninitialized in print_insn_powerpc # # When building with -Wsometimes-uninitialized, Clang warns: # # arch/powerpc/xmon/ppc-dis.c:157:7: warning: variable 'opcode' is used # uninitialized whenever 'if' condition is false # [-Wsometimes-uninitialized] # if (cpu_has_feature(CPU_FTRS_POWER9)) # ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ # arch/powerpc/xmon/ppc-dis.c:167:7: note: uninitialized use occurs here # if (opcode == NULL) # ^~~~~~ # arch/powerpc/xmon/ppc-dis.c:157:3: note: remove the 'if' if its # condition is always true # if (cpu_has_feature(CPU_FTRS_POWER9)) # ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ # arch/powerpc/xmon/ppc-dis.c:132:38: note: initialize the variable # 'opcode' to silence this warning # const struct powerpc_opcode *opcode; # ^ # = NULL # 1 warning generated. # # This warning seems to make no sense on the surface because opcode is set # to NULL right below this statement. However, there is a comma instead of # semicolon to end the dialect assignment, meaning that the opcode # assignment only happens in the if statement. Properly terminate that # line so that Clang no longer warns. # # Fixes: 5b102782c7f4 ("powerpc/xmon: Enable disassembly files (compilation changes)") # Signed-off-by: Nathan Chancellor <natechancellor@gmail.com> # Reviewed-by: Nick Desaulniers <ndesaulniers@google.com> # Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> # < /opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-ld --version # < git log --format=%s --max-count=1 e7140639b1de65bba435a6bd772d134901141f86 # < make -s -j 48 ARCH=s390 O=/kisskb/build/powerpc-next_s390-defconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux- defconfig # make -s -j 48 ARCH=s390 O=/kisskb/build/powerpc-next_s390-defconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux- /kisskb/src/kernel/cgroup/cgroup-v1.c: In function 'cgroup1_mount': /kisskb/src/kernel/cgroup/cgroup-v1.c:1263:20: warning: 'root' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:186:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/trace/trace_dynevent.c: In function 'create_dyn_event': /kisskb/src/kernel/trace/trace_dynevent.c:89:5: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/hugetlb.c: In function 'alloc_pool_huge_page': /kisskb/src/mm/hugetlb.c:1434:5: warning: 'page' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/s390/scsi/zfcp_erp.c: In function 'zfcp_erp_setup_act': /kisskb/src/drivers/s390/scsi/zfcp_erp.c:262:2: warning: 'erp_action' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c: In function 'tun_get_user': /kisskb/src/drivers/net/tun.c:1843:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c:1753:46: warning: 'linear' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:339:21: note: 'pdeo' was declared here Completed OK # rm -rf /kisskb/build/powerpc-next_s390-defconfig_s390x # Build took: 0:02:15.235149

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