# git rev-parse -q --verify 88264981f2082248e892a706b2c5004650faac54^{commit} 88264981f2082248e892a706b2c5004650faac54 already have revision, skipping fetch # git checkout -q -f -B kisskb 88264981f2082248e892a706b2c5004650faac54 # git clean -qxdf # < git log -1 # commit 88264981f2082248e892a706b2c5004650faac54 # Merge: 440b65232829 902d67a2d40f # Author: Linus Torvalds # Date: Sat Sep 21 09:44:57 2024 -0700 # # Merge tag 'sched_ext-for-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/sched_ext # # Pull sched_ext support from Tejun Heo: # "This implements a new scheduler class called ‘ext_sched_class’, or # sched_ext, which allows scheduling policies to be implemented as BPF # programs. # # The goals of this are: # # - Ease of experimentation and exploration: Enabling rapid iteration # of new scheduling policies. # # - Customization: Building application-specific schedulers which # implement policies that are not applicable to general-purpose # schedulers. # # - Rapid scheduler deployments: Non-disruptive swap outs of scheduling # policies in production environments" # # See individual commits for more documentation, but also the cover letter # for the latest series: # # Link: https://lore.kernel.org/all/20240618212056.2833381-1-tj@kernel.org/ # # * tag 'sched_ext-for-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/sched_ext: (110 commits) # sched: Move update_other_load_avgs() to kernel/sched/pelt.c # sched_ext: Don't trigger ops.quiescent/runnable() on migrations # sched_ext: Synchronize bypass state changes with rq lock # scx_qmap: Implement highpri boosting # sched_ext: Implement scx_bpf_dispatch[_vtime]_from_dsq() # sched_ext: Compact struct bpf_iter_scx_dsq_kern # sched_ext: Replace consume_local_task() with move_local_task_to_local_dsq() # sched_ext: Move consume_local_task() upward # sched_ext: Move sanity check and dsq_mod_nr() into task_unlink_from_dsq() # sched_ext: Reorder args for consume_local/remote_task() # sched_ext: Restructure dispatch_to_local_dsq() # sched_ext: Fix processs_ddsp_deferred_locals() by unifying DTL_INVALID handling # sched_ext: Make find_dsq_for_dispatch() handle SCX_DSQ_LOCAL_ON # sched_ext: Refactor consume_remote_task() # sched_ext: Rename scx_kfunc_set_sleepable to unlocked and relocate # sched_ext: Add missing static to scx_dump_data # sched_ext: Add missing static to scx_has_op[] # sched_ext: Temporarily work around pick_task_scx() being called without balance_scx() # sched_ext: Add a cgroup scheduler which uses flattened hierarchy # sched_ext: Add cgroup support # ... # < /opt/cross/kisskb/korg/gcc-13.1.0-nolibc/s390-linux/bin/s390-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-13.1.0-nolibc/s390-linux/bin/s390-linux-ld --version # < git log --format=%s --max-count=1 88264981f2082248e892a706b2c5004650faac54 # make -s -j 32 ARCH=s390 O=/kisskb/build/linus_allmodconfig_s390x-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/s390-linux/bin/s390-linux- allmodconfig # Added to kconfig CONFIG_BUILD_DOCSRC=n # Added to kconfig CONFIG_MODULE_SIG=n # Added to kconfig CONFIG_SAMPLES=n # Added to kconfig CONFIG_GCC_PLUGINS=n # Added to kconfig # < make -s -j 32 ARCH=s390 O=/kisskb/build/linus_allmodconfig_s390x-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/s390-linux/bin/s390-linux- help # make -s -j 32 ARCH=s390 O=/kisskb/build/linus_allmodconfig_s390x-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/s390-linux/bin/s390-linux- olddefconfig # make -s -j 32 ARCH=s390 O=/kisskb/build/linus_allmodconfig_s390x-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/s390-linux/bin/s390-linux- /kisskb/src/kernel/events/core.c: In function 'perf_event_setup_cpumask': /kisskb/src/kernel/events/core.c:14012:13: error: the comparison will always evaluate as 'true' for the address of 'thread_mask' will never be NULL [-Werror=address] 14012 | if (!topology_sibling_cpumask(cpu)) { | ^ In file included from /kisskb/src/include/linux/topology.h:36, from /kisskb/src/include/linux/gfp.h:8, from /kisskb/src/include/linux/xarray.h:16, from /kisskb/src/include/linux/list_lru.h:14, from /kisskb/src/include/linux/fs.h:13, from /kisskb/src/kernel/events/core.c:11: /kisskb/src/arch/s390/include/asm/topology.h:21:19: note: 'thread_mask' declared here 21 | cpumask_t thread_mask; | ^~~~~~~~~~~ cc1: all warnings being treated as errors make[5]: *** [/kisskb/src/scripts/Makefile.build:244: kernel/events/core.o] Error 1 make[4]: *** [/kisskb/src/scripts/Makefile.build:485: kernel/events] Error 2 make[4]: *** Waiting for unfinished jobs.... make[3]: *** [/kisskb/src/scripts/Makefile.build:485: kernel] Error 2 make[3]: *** Waiting for unfinished jobs.... make[2]: *** [/kisskb/src/Makefile:1926: .] Error 2 make[1]: *** [/kisskb/src/Makefile:224: __sub-make] Error 2 make: *** [Makefile:224: __sub-make] Error 2 Command 'make -s -j 32 ARCH=s390 O=/kisskb/build/linus_allmodconfig_s390x-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/s390-linux/bin/s390-linux- ' returned non-zero exit status 2. # rm -rf /kisskb/build/linus_allmodconfig_s390x-gcc13 # Build took: 0:19:49.492924