# git rev-parse -q --verify ea458effa88e4f4739551d76fe3f702daf607995^{commit} ea458effa88e4f4739551d76fe3f702daf607995 already have revision, skipping fetch # git checkout -q -f -B kisskb ea458effa88e4f4739551d76fe3f702daf607995 # git clean -qxdf # < git log -1 # commit ea458effa88e4f4739551d76fe3f702daf607995 # Author: Alastair D'Silva # Date: Mon Nov 4 13:32:58 2019 +1100 # # powerpc: Don't flush caches when adding memory # # This operation takes a significant amount of time when hotplugging # large amounts of memory (~50 seconds with 890GB of persistent memory). # # This was orignally in commit fb5924fddf9e # ("powerpc/mm: Flush cache on memory hot(un)plug") to support memtrace, # but the flush on add is not needed as it is flushed on remove. # # Signed-off-by: Alastair D'Silva # Signed-off-by: Michael Ellerman # Link: https://lore.kernel.org/r/20191104023305.9581-7-alastair@au1.ibm.com # < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version # < git log --format=%s --max-count=1 ea458effa88e4f4739551d76fe3f702daf607995 # < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_powernv_defconfig_powerpc-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux- powernv_defconfig # make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_powernv_defconfig_powerpc-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux- WARNING: vmlinux.o(.text+0x2fc8): Section mismatch in reference from the variable start_here_common to the function .init.text:start_kernel() The function start_here_common() references the function __init start_kernel(). This is often because start_here_common lacks a __init annotation or the annotation of start_kernel is wrong. Completed OK # rm -rf /kisskb/build/powerpc-next_powernv_defconfig_powerpc-gcc8 # Build took: 0:03:28.627538