# git rev-parse -q --verify 7ea91af929f8d7632aab3c13e6ca05f882bb88a6^{commit} 7ea91af929f8d7632aab3c13e6ca05f882bb88a6 already have revision, skipping fetch # git checkout -q -f -B kisskb 7ea91af929f8d7632aab3c13e6ca05f882bb88a6 # git clean -qxdf # < git log -1 # commit 7ea91af929f8d7632aab3c13e6ca05f882bb88a6 # Author: Nicholas Piggin # Date: Fri Oct 7 00:48:16 2022 +1000 # # powerpc/64: poison __per_cpu_offset to catch use-before-init # # If the boot CPU tries to access per-cpu data of other CPUs before # per cpu areas are set up, it will unexpectedly use offset 0. # # Try to catch such accesses by poisoning the __per_cpu_offset array. # # Signed-off-by: Nicholas Piggin # Signed-off-by: Michael Ellerman # Link: https://lore.kernel.org/r/20221006144816.162702-1-npiggin@gmail.com # < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version # < git log --format=%s --max-count=1 7ea91af929f8d7632aab3c13e6ca05f882bb88a6 # < make -s -j 160 ARCH=powerpc O=/kisskb/build/powerpc-next_pseries_le_defconfig+NO_SPLPAR_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- pseries_le_defconfig # Added to kconfig CONFIG_PPC_SPLPAR=n # < make -s -j 160 ARCH=powerpc O=/kisskb/build/powerpc-next_pseries_le_defconfig+NO_SPLPAR_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- help # make -s -j 160 ARCH=powerpc O=/kisskb/build/powerpc-next_pseries_le_defconfig+NO_SPLPAR_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- olddefconfig # make -s -j 160 ARCH=powerpc O=/kisskb/build/powerpc-next_pseries_le_defconfig+NO_SPLPAR_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- Completed OK # rm -rf /kisskb/build/powerpc-next_pseries_le_defconfig+NO_SPLPAR_powerpc-gcc5 # Build took: 0:02:15.583108