From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 403ED1A4F22 for ; Wed, 11 Dec 2024 15:40:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733931642; cv=none; b=rG9r4ZT1O++jkfTIdUgDEX140BUmPoecy2Zem0ON+GADws+J+9bCA3Pe8Xfc8eohlLEFJas1eqzd4DP2OKaze0CXoUeBiuBcWK66TZqo/w5Sse/RJzUcpkSJCLmejYULcpCTdm68IlxRMI59RVajl8afx3VCaA8LPNugJEHg90M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733931642; c=relaxed/simple; bh=Tul/0MFZNlIK7ABDEeVoaNgslTMTAWCQ0DhdYRYFLUY=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=tAWDuKSNbgw/XmBnhFsutA7TRUs7PWoeKcfT77zvqzuQd1DVLQxzaUHM+8TqfrBfW2BBpU9CBj2i9ZP5pSE6Xu1f705YbIzKEF6MpKBo79rVD6BNRGK8IO4ZLp+aEZlsELyw8DSTZDcf6zu+U3QJG9fJxw4ofBcr6kVasndkorE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=UtiYbO1F; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="UtiYbO1F" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1DF0DC4CED2; Wed, 11 Dec 2024 15:40:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1733931640; bh=Tul/0MFZNlIK7ABDEeVoaNgslTMTAWCQ0DhdYRYFLUY=; h=From:To:Cc:Subject:Date:From; b=UtiYbO1F8t5c1LHsatqU7qkT/hPWPwwLereHEQQnHgxLcWXvcsvfY9D1XzLAFqokA 8ziwQuQEcdeYwq+HJsCxKdZEe4Xa2W3FI7JEAmJ5cGHX30OahE8wHoI7bLPWuRrNTe T/OwrdG0i7dJPhS5OwsCCZvyZFIrfZNQzGSc0SXsJsuBcqigvQf543Qcxxbp1bMYa9 tdXpQFTCGoKpiDNEcApBeQh6N/zVJ4IuV1uJnq9PSCxopDH72RNek9wbBuydaJq++E UQiZ7XQcztCdL88Qi0j+u6xx+WOCqvu4NqVAp94l4qZSzT3OzgbV5dXPzwDHYGgY3H jCIUoDv/IBUYg== From: Frederic Weisbecker To: LKML Cc: Frederic Weisbecker , Andrew Morton , Peter Zijlstra , Thomas Gleixner , Vlastimil Babka , Michal Hocko Subject: [PATCH 00/19] kthread: Introduce preferred affinity v6 Date: Wed, 11 Dec 2024 16:40:13 +0100 Message-ID: <20241211154035.75565-1-frederic@kernel.org> X-Mailer: git-send-email 2.46.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Hi, For reference, see the summary on previous version: https://lore.kernel.org/lkml/20241112142248.20503-3-frederic@kernel.org/T/ I don't know if anybody is willing to take this patchset. To make sure it's not getting lost, I'm setting a branch for linux-next. If the set happens not to be applied by anyone before the next merge window, and if no concern arises, I'll do the pull request to Linus myself. Changes since v5: - Dropped two standalone patches applied to relevant maintainer's tree - Handle the arm64 mismatched 32bit el0 support case differently as per Will's suggestion: nohz_full CPUs are simply treated as 64bit support only. Frederic Weisbecker (19): arm/bL_switcher: Use kthread_run_on_cpu() firmware: stratix10-svc: Use kthread_run_on_cpu() scsi: bnx2fc: Use kthread_create_on_cpu() scsi: bnx2i: Use kthread_create_on_cpu() scsi: qedi: Use kthread_create_on_cpu() soc/qman: test: Use kthread_run_on_cpu() kallsyms: Use kthread_run_on_cpu() lib: test_objpool: Use kthread_run_on_cpu() arm64: Exclude nohz_full CPUs from 32bits el0 support sched,arm64: Handle CPU isolation on last resort fallback rq selection kthread: Make sure kthread hasn't started while binding it kthread: Default affine kthread to its preferred NUMA node mm: Create/affine kcompactd to its preferred node mm: Create/affine kswapd to its preferred node kthread: Implement preferred affinity rcu: Use kthread preferred affinity for RCU boost kthread: Unify kthread_create_on_cpu() and kthread_create_worker_on_cpu() automatic format treewide: Introduce kthread_run_worker[_on_cpu]() rcu: Use kthread preferred affinity for RCU exp kworkers Documentation/arch/arm64/asymmetric-32bit.rst | 9 + arch/arm/common/bL_switcher.c | 10 +- arch/arm64/include/asm/cpufeature.h | 1 + arch/arm64/include/asm/mmu_context.h | 2 + arch/arm64/kernel/cpufeature.c | 17 +- arch/x86/kvm/i8254.c | 2 +- crypto/crypto_engine.c | 2 +- drivers/cpufreq/cppc_cpufreq.c | 2 +- drivers/firmware/stratix10-svc.c | 9 +- drivers/gpu/drm/drm_vblank_work.c | 2 +- .../drm/i915/gem/selftests/i915_gem_context.c | 2 +- drivers/gpu/drm/i915/gt/selftest_execlists.c | 2 +- drivers/gpu/drm/i915/gt/selftest_hangcheck.c | 2 +- drivers/gpu/drm/i915/gt/selftest_slpc.c | 2 +- drivers/gpu/drm/i915/selftests/i915_request.c | 8 +- drivers/gpu/drm/msm/disp/msm_disp_snapshot.c | 2 +- drivers/gpu/drm/msm/msm_atomic.c | 2 +- drivers/gpu/drm/msm/msm_gpu.c | 2 +- drivers/gpu/drm/msm/msm_kms.c | 2 +- .../platform/chips-media/wave5/wave5-vpu.c | 2 +- drivers/net/dsa/mv88e6xxx/chip.c | 2 +- drivers/net/ethernet/intel/ice/ice_dpll.c | 2 +- drivers/net/ethernet/intel/ice/ice_gnss.c | 2 +- drivers/net/ethernet/intel/ice/ice_ptp.c | 2 +- drivers/platform/chrome/cros_ec_spi.c | 2 +- drivers/ptp/ptp_clock.c | 2 +- drivers/scsi/bnx2fc/bnx2fc_fcoe.c | 7 +- drivers/scsi/bnx2i/bnx2i_init.c | 7 +- drivers/scsi/qedi/qedi_main.c | 6 +- drivers/soc/fsl/qbman/qman_test_stash.c | 6 +- drivers/spi/spi.c | 2 +- drivers/usb/typec/tcpm/tcpm.c | 2 +- drivers/vdpa/vdpa_sim/vdpa_sim.c | 2 +- drivers/watchdog/watchdog_dev.c | 2 +- fs/erofs/zdata.c | 2 +- include/linux/cpuhotplug.h | 1 + include/linux/kthread.h | 56 ++++- include/linux/mmu_context.h | 1 + kernel/kallsyms_selftest.c | 4 +- kernel/kthread.c | 201 ++++++++++++++++-- kernel/rcu/tree.c | 94 ++------ kernel/rcu/tree_plugin.h | 11 +- kernel/sched/core.c | 2 +- kernel/sched/ext.c | 2 +- kernel/workqueue.c | 2 +- lib/test_objpool.c | 19 +- mm/compaction.c | 43 +--- mm/vmscan.c | 8 +- net/dsa/tag_ksz.c | 2 +- net/dsa/tag_ocelot_8021q.c | 2 +- net/dsa/tag_sja1105.c | 2 +- 51 files changed, 343 insertions(+), 237 deletions(-) -- 2.46.0