# git rev-parse -q --verify 16b3d0cf5bad844daaf436ad2e9061de0fe36e5c^{commit} 16b3d0cf5bad844daaf436ad2e9061de0fe36e5c already have revision, skipping fetch # git checkout -q -f -B kisskb 16b3d0cf5bad844daaf436ad2e9061de0fe36e5c # git clean -qxdf # < git log -1 # commit 16b3d0cf5bad844daaf436ad2e9061de0fe36e5c # Merge: 42dec9a936e7 2ea46c6fc945 # Author: Linus Torvalds # Date: Wed Apr 28 13:33:57 2021 -0700 # # Merge tag 'sched-core-2021-04-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip # # Pull scheduler updates from Ingo Molnar: # # - Clean up SCHED_DEBUG: move the decades old mess of sysctl, procfs and # debugfs interfaces to a unified debugfs interface. # # - Signals: Allow caching one sigqueue object per task, to improve # performance & latencies. # # - Improve newidle_balance() irq-off latencies on systems with a large # number of CPU cgroups. # # - Improve energy-aware scheduling # # - Improve the PELT metrics for certain workloads # # - Reintroduce select_idle_smt() to improve load-balancing locality - # but without the previous regressions # # - Add 'scheduler latency debugging': warn after long periods of pending # need_resched. This is an opt-in feature that requires the enabling of # the LATENCY_WARN scheduler feature, or the use of the # resched_latency_warn_ms=xx boot parameter. # # - CPU hotplug fixes for HP-rollback, and for the 'fail' interface. Fix # remaining balance_push() vs. hotplug holes/races # # - PSI fixes, plus allow /proc/pressure/ files to be written by # CAP_SYS_RESOURCE tasks as well # # - Fix/improve various load-balancing corner cases vs. capacity margins # # - Fix sched topology on systems with NUMA diameter of 3 or above # # - Fix PF_KTHREAD vs to_kthread() race # # - Minor rseq optimizations # # - Misc cleanups, optimizations, fixes and smaller updates # # * tag 'sched-core-2021-04-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (61 commits) # cpumask/hotplug: Fix cpu_dying() state tracking # kthread: Fix PF_KTHREAD vs to_kthread() race # sched/debug: Fix cgroup_path[] serialization # sched,psi: Handle potential task count underflow bugs more gracefully # sched: Warn on long periods of pending need_resched # sched/fair: Move update_nohz_stats() to the CONFIG_NO_HZ_COMMON block to simplify the code & fix an unused function warning # sched/debug: Rename the sched_debug parameter to sched_verbose # sched,fair: Alternative sched_slice() # sched: Move /proc/sched_debug to debugfs # sched,debug: Convert sysctl sched_domains to debugfs # debugfs: Implement debugfs_create_str() # sched,preempt: Move preempt_dynamic to debug.c # sched: Move SCHED_DEBUG sysctl to debugfs # sched: Don't make LATENCYTOP select SCHED_DEBUG # sched: Remove sched_schedstats sysctl out from under SCHED_DEBUG # sched/numa: Allow runtime enabling/disabling of NUMA balance without SCHED_DEBUG # sched: Use cpu_dying() to fix balance_push vs hotplug-rollback # cpumask: Introduce DYING mask # cpumask: Make cpu_{online,possible,present,active}() inline # rseq: Optimise rseq_get_rseq_cs() and clear_rseq_cs() # ... # < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version # < git log --format=%s --max-count=1 16b3d0cf5bad844daaf436ad2e9061de0fe36e5c # < make -s -j 10 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- randconfig KCONFIG_SEED=0xB09F31C0 # Added to kconfig CONFIG_STANDALONE=y # Added to kconfig CONFIG_BUILD_DOCSRC=n # Added to kconfig CONFIG_MODULE_SIG=n # Added to kconfig CONFIG_CPU_BIG_ENDIAN=y # Added to kconfig CONFIG_PPC64=y # Added to kconfig CONFIG_PPC_DISABLE_WERROR=y # Added to kconfig CONFIG_SECTION_MISMATCH_WARN_ONLY=y # Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y # Added to kconfig CONFIG_CC_STACKPROTECTOR_STRONG=n # Added to kconfig CONFIG_GCC_PLUGINS=n # Added to kconfig CONFIG_LD_HEAD_STUB_CATCH=y # Added to kconfig CONFIG_TRIM_UNUSED_KSYMS=n # Added to kconfig CONFIG_UBSAN=n # < make -s -j 10 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- help # make -s -j 10 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- olddefconfig .config:4828:warning: override: reassigning to symbol STANDALONE # make -s -j 10 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- /kisskb/src/fs/btrfs/tree-checker.c: In function 'check_root_item': /kisskb/src/fs/btrfs/tree-checker.c:1071:9: warning: missing braces around initializer [-Wmissing-braces] struct btrfs_root_item ri = { 0 }; ^ /kisskb/src/fs/btrfs/tree-checker.c:1071:9: warning: (near initialization for 'ri.inode') [-Wmissing-braces] INFO: Uncompressed kernel (size 0x1301414) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x1400000) Image Name: Linux-5.12.0-g16b3d0cf5bad Created: Thu Apr 29 09:37:55 2021 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 9803957 Bytes = 9574.18 KiB = 9.35 MiB Load Address: 00000000 Entry Point: 00000000 Completed OK # rm -rf /kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.9 # Build took: 0:03:20.869937