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 AB3373C660E for ; Tue, 10 Mar 2026 18:01:02 +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=1773165662; cv=none; b=inFDwYToGSkiS5zpgq4/+54f2PaRTuRnNBCn3rtH2qjhM4WtIzRqWs8cN+Fkt2TGpn79HF4xKdq+OsXFtjmT6snjnoyyIg/cNB6kZR6ERFaDnN8Na48STVpkMMUk5M1r6BbolyHP7lfQIRGw10NVH7ukh7SCr6n/UqLgOv1GmQw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773165662; c=relaxed/simple; bh=nlG1TOBZu5yzr2fsPK8/R/3gL/TjsVZcCS8hnBuKHPw=; h=Date:To:From:Subject:Message-Id; b=KpKIdrnvEb4tDcL9HvbJNr/pOi5Y+78bTpkVHVo0Vcr6R+UFYyXM/RQHVuK2srW6+iz6RfrXh/gqrHeTYjnT7wrTjMgxEN6q9AxnuaGMUKdAtGM8au3qOPFNfP2lEK6YMAMbg2FIdJupPQGQ5MJkZb4zVUuwVAzDAo0bQFl3iO0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=0SwwFO8S; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="0SwwFO8S" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7472DC19423; Tue, 10 Mar 2026 18:01:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1773165662; bh=nlG1TOBZu5yzr2fsPK8/R/3gL/TjsVZcCS8hnBuKHPw=; h=Date:To:From:Subject:From; b=0SwwFO8S1Jnzr6fMBCoQNmqgm3+iaQ7mu03YjdRf6EfqRs/vf3w8crefpZx12Cd+7 ClhQGut5Zxo5HI7qqM7gqVn3lUTliE6vYALBZhOgHIL4swDI6ABfoKIq2faQoKZ56g q+2IWfT2f6PxUQezzfegTX7MsXiLH9wIm2zsCsqc= Date: Tue, 10 Mar 2026 11:01:01 -0700 To: mm-commits@vger.kernel.org,sj@kernel.org,akpm@linux-foundation.org From: Andrew Morton Subject: + selftests-damon-_damon_sysfs-support-goal_tuner-setup.patch added to mm-new branch Message-Id: <20260310180102.7472DC19423@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: selftests/damon/_damon_sysfs: support goal_tuner setup has been added to the -mm mm-new branch. Its filename is selftests-damon-_damon_sysfs-support-goal_tuner-setup.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/selftests-damon-_damon_sysfs-support-goal_tuner-setup.patch This patch will later appear in the mm-new branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Note, mm-new is a provisional staging ground for work-in-progress patches, and acceptance into mm-new is a notification for others take notice and to finish up reviews. Please do not hesitate to respond to review feedback and post updated versions to replace or incrementally fixup patches in mm-new. The mm-new branch of mm.git is not included in linux-next If a few days of testing in mm-new is successful, the patch will me moved into mm.git's mm-unstable branch, which is included in linux-next Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via various branches at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there most days ------------------------------------------------------ From: SeongJae Park Subject: selftests/damon/_damon_sysfs: support goal_tuner setup Date: Mon, 9 Mar 2026 18:05:25 -0700 Add support of goal_tuner setup to the test-purpose DAMON sysfs interface control helper, _damon_sysfs.py. Link: https://lkml.kernel.org/r/20260310010529.91162-10-sj@kernel.org Signed-off-by: SeongJae Park Signed-off-by: Andrew Morton --- tools/testing/selftests/damon/_damon_sysfs.py | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) --- a/tools/testing/selftests/damon/_damon_sysfs.py~selftests-damon-_damon_sysfs-support-goal_tuner-setup +++ a/tools/testing/selftests/damon/_damon_sysfs.py @@ -130,15 +130,16 @@ class DamosQuota: sz = None # size quota, in bytes ms = None # time quota goals = None # quota goals + goal_tuner = None # quota goal tuner reset_interval_ms = None # quota reset interval weight_sz_permil = None weight_nr_accesses_permil = None weight_age_permil = None scheme = None # owner scheme - def __init__(self, sz=0, ms=0, goals=None, reset_interval_ms=0, - weight_sz_permil=0, weight_nr_accesses_permil=0, - weight_age_permil=0): + def __init__(self, sz=0, ms=0, goals=None, goal_tuner='consist', + reset_interval_ms=0, weight_sz_permil=0, + weight_nr_accesses_permil=0, weight_age_permil=0): self.sz = sz self.ms = ms self.reset_interval_ms = reset_interval_ms @@ -146,6 +147,7 @@ class DamosQuota: self.weight_nr_accesses_permil = weight_nr_accesses_permil self.weight_age_permil = weight_age_permil self.goals = goals if goals is not None else [] + self.goal_tuner = goal_tuner for idx, goal in enumerate(self.goals): goal.idx = idx goal.quota = self @@ -191,6 +193,10 @@ class DamosQuota: err = goal.stage() if err is not None: return err + err = write_file( + os.path.join(self.sysfs_dir(), 'goal_tuner'), self.goal_tuner) + if err is not None: + return err return None class DamosWatermarks: _ Patches currently in -mm which might be from sj@kernel.org are mm-damon-core-set-quota-score-histogram-with-core-filters.patch mm-damon-core-do-non-safe-region-walk-on-kdamond_apply_schemes.patch mm-damon-core-split-regions-for-min_nr_regions.patch mm-damon-vaddr-do-not-split-regions-for-min_nr_regions.patch mm-damon-test-core-kunit-add-damon_apply_min_nr_regions-test.patch mm-damon-add-config_damon_debug_sanity.patch mm-damon-core-add-damon_new_region-debug_sanity-check.patch mm-damon-core-add-damon_del_region-debug_sanity-check.patch mm-damon-core-add-damon_nr_regions-debug_sanity-check.patch mm-damon-core-add-damon_merge_two_regions-debug_sanity-check.patch mm-damon-core-add-damon_merge_regions_of-debug_sanity-check.patch mm-damon-core-add-damon_split_region_at-debug_sanity-check.patch mm-damon-core-add-damon_reset_aggregated-debug_sanity-check.patch mm-damon-tests-kunitconifg-enable-damon_debug_sanity.patch selftests-damon-config-enable-damon_debug_sanity.patch mm-damon-tests-core-kunit-add-a-test-for-damon_commit_ctx.patch docs-mm-damon-design-document-the-power-of-two-limitation-for-addr_unit.patch mm-damon-core-remove-damos_set_next_apply_sis-duplicates.patch mm-damon-core-use-time_before-for-next_apply_sis.patch mm-damon-core-use-time_after_eq-in-kdamond_fn.patch mm-damon-core-use-mult_frac.patch mm-damon-tests-core-kunit-add-a-test-for-damon_is_last_region.patch mm-damon-core-clarify-damon_set_attrs-usages.patch mm-damon-document-non-zero-length-damon_region-assumption.patch docs-admin-guide-mm-damn-lru_sort-fix-intervals-autotune-parameter-name.patch docs-mm-damon-maintainer-profile-use-flexible-review-cadence.patch docs-mm-damon-index-fix-typo-autoamted-automated.patch mm-damon-core-introduce-damos_quota_goal_tuner.patch mm-damon-core-allow-quota-goals-set-zero-effective-size-quota.patch mm-damon-core-introduce-damos_quota_goal_tuner_temporal.patch mm-damon-sysfs-schemes-implement-quotas-goal_tuner-file.patch docs-mm-damon-design-document-the-goal-based-quota-tuner-selections.patch docs-admin-guide-mm-damon-usage-document-goal_tuner-sysfs-file.patch docs-abi-damon-update-for-goal_tuner.patch mm-damon-tests-core-kunit-test-goal_tuner-commit.patch selftests-damon-_damon_sysfs-support-goal_tuner-setup.patch selftests-damon-drgn_dump_damon_status-support-quota-goal_tuner-dumping.patch selftests-damon-sysfspy-test-goal_tuner-commit.patch