From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 4253245DF71 for ; Wed, 2 Sep 2026 22:42:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788388929; cv=none; b=Uj2dmrN8Gn3N2IsZpRLzsa0pVDgKUtZ/dZNyPQJTSza+jS4SROsX3iugCyoZ80g6f5jky4eL0T5R048V0zfCRSkH4p3qcAcw5mGf+U29oOsu7MXzifJuvl6M0YJwXBi0pHQA98rqhPP1PjRCMtqVrj8icpgIAJN+4wNFGjaAlUo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788388929; c=relaxed/simple; bh=HTytKWGxs1MeXIgqRREwZv0Ych/U4JdzPGOoR+/lhS0=; h=Date:To:From:Subject:Message-Id; b=JRktEDo+rZWS1+x1bkCDbXlizMSEytbFU7bo3s6Jseh/XCWn+IUc7z3vnFoBVKpfsiZdSA1BUnSVEjDaVCO9/fPNg2+7tnFCmgn3OmURLPtMq5HxRg6SZbIVjuF20jOPSElB4+0fvGInp1V9KYVXYe3LSzBzR0cgVHetUNw22LI= 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=stZgqMXq; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="stZgqMXq" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BDBB11F00A3A; Wed, 2 Sep 2026 22:41:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1788388919; bh=363fCftvz6vIhruat1DmPXERaF6RNZFXJQ4o5PJJjIw=; h=Date:To:From:Subject; b=stZgqMXqKaCTWDTtcPxrdv1vDkHSiRSewQ73atHLsMZZ3fa6npXLYxhhdgVZZ6lwe OBYk9FzyPYJu25aAjZKiFwcTINys+pvU6pwSpYRuVmPAfA6AsOHoOrZgG+qE1RjvPE 3y/CtGRR2LxtiLoplgPkE3w1u96qNXvMzQ6NvVDQ= Date: Wed, 02 Sep 2026 15:41:59 -0700 To: mm-commits@vger.kernel.org,sj@kernel.org,akpm@linux-foundation.org From: Andrew Morton Subject: + mm-damon-core-remove-debug-messages.patch added to mm-new branch Message-Id: <20260902224159.BDBB11F00A3A@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: mm/damon/core: remove debug messages has been added to the -mm mm-new branch. Its filename is mm-damon-core-remove-debug-messages.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-damon-core-remove-debug-messages.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: SJ Park Subject: mm/damon/core: remove debug messages Date: Tue, 1 Sep 2026 22:47:35 -0700 There are a few debug messages in DAMON core. Those have not really been used in a meaningful way for the last few years, though. Remove those. Link: https://lore.kernel.org/20260902054747.99370-3-sj@kernel.org Signed-off-by: SJ Park Cc: Brendan Higgins Cc: David Gow Cc: David Hildenbrand Cc: Jonathan Corbet Cc: Liam R. Howlett Cc: Lorenzo Stoakes Cc: Michal Hocko Cc: Mike Rapoport Cc: Randy Dunlap Cc: Shuah Khan Cc: Suren Baghdasaryan Cc: Vlastimil Babka Cc: Kunwu Chan Signed-off-by: Andrew Morton --- mm/damon/core.c | 9 --------- 1 file changed, 9 deletions(-) --- a/mm/damon/core.c~mm-damon-core-remove-debug-messages +++ a/mm/damon/core.c @@ -3729,10 +3729,6 @@ static unsigned long damos_wmark_wait_us /* higher than high watermark or lower than low watermark */ if (metric > scheme->wmarks.high || scheme->wmarks.low > metric) { - if (scheme->wmarks.activated) - pr_debug("deactivate a scheme (%d) for %s wmark\n", - scheme->action, - str_high_low(metric > scheme->wmarks.high)); scheme->wmarks.activated = false; return scheme->wmarks.interval; } @@ -3742,8 +3738,6 @@ static unsigned long damos_wmark_wait_us !scheme->wmarks.activated) return scheme->wmarks.interval; - if (!scheme->wmarks.activated) - pr_debug("activate a scheme (%d)\n", scheme->action); scheme->wmarks.activated = true; return 0; } @@ -3886,8 +3880,6 @@ static int kdamond_fn(void *data) struct damon_ctx *ctx = data; unsigned long sz_limit = 0; - pr_debug("kdamond (%d) starts\n", current->pid); - mutex_lock(&ctx->call_controls_lock); ctx->call_controls_obsolete = false; mutex_unlock(&ctx->call_controls_lock); @@ -4041,7 +4033,6 @@ done: mutex_unlock(&ctx->walk_control_lock); damos_walk_cancel(ctx); - pr_debug("kdamond (%d) finishes\n", current->pid); mutex_lock(&ctx->kdamond_lock); ctx->kdamond = NULL; mutex_unlock(&ctx->kdamond_lock); _ Patches currently in -mm which might be from sj@kernel.org are mm-damon-core-skip-applying-scheme-if-region-split-for-quota-fails.patch mm-damon-paddr-respect-folio-end-for-damos_stat.patch mm-damon-paddr-respect-folio-end-for-damos-actions-except-stat.patch mm-damon-vaddr-respect-folio-end-for-damos_stat.patch mm-damon-vaddr-respect-folio-end-for-damos_migrate_hotcold.patch mm-damon-core-handle-extreme-memory-state-in-damon_get_node_mem_bp.patch mm-damon-core-handle-extreme-memory-state-in-get_node_memcg_used_bp.patch mm-damon-core-handle-extreme-memory-state-in-get_in_active_mem_bp.patch mm-damon-core-introduce-damon_filter_type_pgidle_unset.patch mm-damon-paddr-support-pgidle_unset-probe-filter-type.patch mm-damon-sysfs-support-pgidle_unset-probe-filter-type.patch docs-mm-damon-design-document-pgidle_unset-probe-filter-type.patch mm-damon-core-introduce-damon_prep-struct.patch mm-damon-core-commit-preps.patch mm-damon-core-introduce-damon_operations-prep_probes.patch mm-damon-paddr-support-damon_prep.patch mm-damon-sysfs-implement-preps-directory.patch mm-damon-sysfs-implement-preps-nr_preps-file.patch mm-damon-sysfs-create-directories-for-nr_preps-writes.patch mm-damon-sysfs-implement-prep_action-file.patch mm-damon-sysfs-pass-preps-to-damon-core.patch selftests-damon-sysfssh-test-probe-prep-sysfs-files.patch docs-mm-damon-design-document-probe-preps.patch docs-admin-guide-mm-damon-usage-document-probe-preps-sysfs-files.patch docs-abi-damon-document-probe-prep-sysfs-files.patch mm-damon-tests-core-kunit-test-committing-psi-goal-to-psi-goal.patch mm-damon-core-handle-uninitialized-damos_quota_goal-last_psi_total.patch mm-damon-core-copy-nid-for-eligible_mem_bp-damos-quota-goal-commit.patch mm-damon-sysfs-set-next-refresh-jiffies-per-sysfs-context.patch mm-damon-tests-core-kunit-test-damon_commit_filter.patch mm-damon-tests-core-kunit-add-damon_commit_probes-test.patch selftests-damon-_damon_sysfs-implement-damonprobes.patch selftests-damon-drgn_dump_damon_status-dump-probes.patch selftests-damon-sysfspy-extend-commit-assertion-function-for-probes.patch selftests-damon-sysfspy-test-damon-probes.patch mm-damon-core-use-damon_nr_samples_per_aggr-for-max-merge-threshold.patch mm-damon-core-remove-debug-messages.patch mm-damon-core-remove-debug-messages-fix.patch mm-damon-vaddr-remove-a-debug-message.patch mm-damon-core-validate-number-of-probes-in-valid_probe_params.patch mm-damon-sysfs-remove-probes-number-validation.patch mm-damon-tests-core-kunit-extend-set_regions-test-for-error-case.patch mm-damon-tests-core-kunit-test-=0-size-damon_set_regions-inputs.patch mm-damon-tests-core-kunit-test-overlapping-ranges-for-set_regions.patch mm-damon-tests-core-kunit-test-damon_nr_samples_per_aggr.patch selftests-damon-sysfssh-test-hugepage_mem_bp-quota-goal.patch docs-mm-damon-maintainer-profile-update-ai-review-for-sashiko-replies.patch docs-abi-damon-recommend-subsystem-doc-instead-of-admin-guide.patch