# git rev-parse -q --verify 410c7c53ac066b38d80d9be7493054734b19244b^{commit} 410c7c53ac066b38d80d9be7493054734b19244b already have revision, skipping fetch # git checkout -q -f -B kisskb 410c7c53ac066b38d80d9be7493054734b19244b # git clean -qxdf # < git log -1 # commit 410c7c53ac066b38d80d9be7493054734b19244b # Author: Nicholas Piggin # Date: Tue Jun 12 19:38:08 2018 +1000 # # powerpc/64s/radix: Fix radix_kvm_prefetch_workaround paca access of not possible CPU # # If possible CPUs are limited (e.g., by kexec), then the kvm prefetch # workaround function can access the paca pointer for a !possible CPU. # # Fixes: d2e60075a3d44 ("powerpc/64: Use array of paca pointers and allocate pacas individually") # Cc: stable@kernel.org # Reported-by: Pridhiviraj Paidipeddi # Tested-by: Pridhiviraj Paidipeddi # Signed-off-by: Nicholas Piggin # Signed-off-by: Michael Ellerman # < /opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < git log --format=%s --max-count=1 410c7c53ac066b38d80d9be7493054734b19244b # < make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_allmodconfig+4K_PAGES_powerpc-5.3 CROSS_COMPILE=/opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux- allmodconfig # Added to kconfig CONFIG_BUILD_DOCSRC=n CONFIG_MODULE_SIG=n CONFIG_SAMPLES=n CONFIG_PPC_4K_PAGES=y CONFIG_PPC_64K_PAGES=n # yes \n | make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_allmodconfig+4K_PAGES_powerpc-5.3 CROSS_COMPILE=/opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux- oldconfig yes: standard output: Broken pipe yes: write error # make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_allmodconfig+4K_PAGES_powerpc-5.3 CROSS_COMPILE=/opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux- /kisskb/src/net/Makefile:24: CC cannot link executables. Skipping bpfilter. :1332:2: warning: #warning syscall io_pgetevents not implemented [-Wcpp] /kisskb/src/net/Makefile:24: CC cannot link executables. Skipping bpfilter. /kisskb/src/sound/aoa/codecs/onyx.c: In function 'onyx_snd_single_bit_get': /kisskb/src/sound/aoa/codecs/onyx.c:380:37: warning: 'c' may be used uninitialized in this function [-Wmaybe-uninitialized] ucontrol->value.integer.value[0] = !!(c & mask) ^ polarity; ^ In file included from /kisskb/src/include/linux/io.h:25:0, from /kisskb/src/include/linux/of_address.h:7, from /kisskb/src/drivers/ata/ahci_qoriq.c:18: /kisskb/src/drivers/ata/ahci_qoriq.c: In function 'ahci_qoriq_hardreset': /kisskb/src/arch/powerpc/include/asm/io.h:633:3: warning: 'px_is' may be used uninitialized in this function [-Wmaybe-uninitialized] ppc_pci_io.name al; \ ^ /kisskb/src/drivers/ata/ahci_qoriq.c:86:14: note: 'px_is' was declared here u32 px_cmd, px_is, px_val; ^ In file included from /kisskb/src/include/linux/io.h:25:0, from /kisskb/src/include/linux/of_address.h:7, from /kisskb/src/drivers/ata/ahci_qoriq.c:18: /kisskb/src/arch/powerpc/include/asm/io.h:142:2: warning: 'px_cmd' may be used uninitialized in this function [-Wmaybe-uninitialized] __asm__ __volatile__("sync;"#insn" %1,%y0" \ ^ /kisskb/src/drivers/ata/ahci_qoriq.c:86:6: note: 'px_cmd' was declared here u32 px_cmd, px_is, px_val; ^ Completed OK # rm -rf /kisskb/build/powerpc-next_allmodconfig+4K_PAGES_powerpc-5.3 # Build took: 0:04:34.097230