Buildresult: powerpc-fixes/mmu_defconfig/microblaze-gcc5 built on Dec 30 2018, 15:37

kisskb

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Status:	OK
Date/Time:	Dec 30 2018, 15:37
Duration:	0:00:42.272471
Builder:	ka2
Revision:	KVM: PPC: Book3S HV: radix: Fix uninitialized var build error (`f460772291f8171988b2b60141a45706123d0c69)`
Target:	powerpc-fixes/mmu_defconfig/microblaze-gcc5
Branch:	powerpc-fixes
Compiler:	microblaze-gcc5 (microblazeel-linux-gcc.br_real (Buildroot 2016.11-git-00613-ge98b4dd) 5.4.0 / GNU ld (GNU Binutils) 2.26.1)
Config:	mmu_defconfig (download)
Log:	Download original Possible warnings (1) drivers/i2c/i2c-core-base.c:235:5: warning: 'ret' may be used uninitialized in this function [-Wmaybe-uninitialized] Full Log # git rev-parse -q --verify f460772291f8171988b2b60141a45706123d0c69^{commit} f460772291f8171988b2b60141a45706123d0c69 already have revision, skipping fetch # git checkout -q -f -B kisskb f460772291f8171988b2b60141a45706123d0c69 # git clean -qxdf # < git log -1 # commit f460772291f8171988b2b60141a45706123d0c69 # Author: Michael Ellerman <mpe@ellerman.id.au> # Date: Sun Dec 30 14:05:13 2018 +1100 # # KVM: PPC: Book3S HV: radix: Fix uninitialized var build error # # Old GCCs (4.6.3 at least), aren't able to follow the logic in # __kvmhv_copy_tofrom_guest_radix() and warn that old_pid is used # uninitialized: # # arch/powerpc/kvm/book3s_64_mmu_radix.c:75:3: error: 'old_pid' may be # used uninitialized in this function # # The logic is OK, we only use old_pid if quadrant == 1, and in that # case it has definitely be initialised, eg: # # if (quadrant == 1) { # old_pid = mfspr(SPRN_PID); # ... # if (quadrant == 1 && pid != old_pid) # mtspr(SPRN_PID, old_pid); # # Annotate it to fix the error. # # Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> # < /opt/cross/kisskb/br-microblaze-full-2016.08-613-ge98b4dd/bin/microblazeel-linux-gcc --version # < /opt/cross/kisskb/br-microblaze-full-2016.08-613-ge98b4dd/bin/microblazeel-linux-ld --version # < git log --format=%s --max-count=1 f460772291f8171988b2b60141a45706123d0c69 # < make -s -j 48 ARCH=microblaze O=/kisskb/build/powerpc-fixes_mmu_defconfig_microblaze CROSS_COMPILE=/opt/cross/kisskb/br-microblaze-full-2016.08-613-ge98b4dd/bin/microblazeel-linux- mmu_defconfig # make -s -j 48 ARCH=microblaze O=/kisskb/build/powerpc-fixes_mmu_defconfig_microblaze CROSS_COMPILE=/opt/cross/kisskb/br-microblaze-full-2016.08-613-ge98b4dd/bin/microblazeel-linux- /kisskb/src/drivers/i2c/i2c-core-base.c: In function 'i2c_generic_scl_recovery': /kisskb/src/drivers/i2c/i2c-core-base.c:235:5: warning: 'ret' may be used uninitialized in this function [-Wmaybe-uninitialized] if (ret == -EOPNOTSUPP) ^ Kernel: arch/microblaze/boot/linux.bin is ready (#1) Completed OK # rm -rf /kisskb/build/powerpc-fixes_mmu_defconfig_microblaze # Build took: 0:00:42.272471

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