# git rev-parse -q --verify f310bf2785a0bd6f81e018daac1fe0fd44e3a5bd^{commit} f310bf2785a0bd6f81e018daac1fe0fd44e3a5bd already have revision, skipping fetch # git checkout -q -f -B kisskb f310bf2785a0bd6f81e018daac1fe0fd44e3a5bd # git clean -qxdf # < git log -1 # commit f310bf2785a0bd6f81e018daac1fe0fd44e3a5bd # Author: Michael Bringmann # Date: Tue Oct 9 15:12:14 2018 -0500 # # powerpc/pseries/mobility: Extend start/stop topology update scope # # The powerpc mobility code may receive RTAS requests to perform PRRN # (Platform Resource Reassignment Notification) topology changes at any # time, including during LPAR migration operations. # # In some configurations where the affinity of CPUs or memory is being # changed on that platform, the PRRN requests may apply or refer to # outdated information prior to the complete update of the device-tree. # # This patch changes the duration for which topology updates are # suppressed during LPAR migrations from just the rtas_ibm_suspend_me() # / 'ibm,suspend-me' call(s) to cover the entire migration_store() # operation to allow all changes to the device-tree to be applied prior # to accepting and applying any PRRN requests. # # For tracking purposes, pr_info notices are added to the functions # start_topology_update() and stop_topology_update() of 'numa.c'. # # Signed-off-by: Michael Bringmann # Reviewed-by: Nathan Fontenot # Signed-off-by: Michael Ellerman # < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < git log --format=%s --max-count=1 f310bf2785a0bd6f81e018daac1fe0fd44e3a5bd # < make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_storcenter_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- storcenter_defconfig # make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_storcenter_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- INFO: Uncompressed kernel (size 0x504bc0) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x600000) Image Name: Linux-4.19.0-rc3-gf310bf2785a0 Created: Fri Oct 12 03:47:52 2018 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 2610032 Bytes = 2548.86 KiB = 2.49 MiB Load Address: 00600000 Entry Point: 006008a0 Completed OK # rm -rf /kisskb/build/powerpc-next_storcenter_defconfig_powerpc-gcc5 # Build took: 0:00:17.350542