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 1488E1DE4E0 for ; Fri, 20 Mar 2026 19:22:27 +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=1774034548; cv=none; b=gkX+nMIzANWfNRw8RDmsjMSmdTMYT9uqE7PIhrA1/X1/vv50KHyDDWiy9ccmjOWEDx7U2K5Hx1B/MzGQqJXY1iBP8Sgl9LFdteZbEbnJWRXhvP2mZ0Qc4U29z4Z+mMI0O3ZOp9eU9n7sY6IxxBjFYlA/k6WNOcaBg+wNRq8xMXY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774034548; c=relaxed/simple; bh=d4Q/8e5gjWy276asN58xqNUEIT8om756i9gh1PHMWK8=; h=Date:To:From:Subject:Message-Id; b=o1uryh4i0mUD6yHG+yTf2bfVT3MGYiO0AZtqWQPQ8YJzmZmu6YeuHU3OLseQovKlDeAZlcD7wNFFcZlFpk/KP1yI29yjU0jg9Viq5oE74w8vt2LMTX+SwtG2RknVEF8vA9gaJ7zhg+LGbbvnlub7bgYB+ji/dUTFWjcXcLlNDZA= 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=NoX5pqT0; 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="NoX5pqT0" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9FA7CC19425; Fri, 20 Mar 2026 19:22:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1774034547; bh=d4Q/8e5gjWy276asN58xqNUEIT8om756i9gh1PHMWK8=; h=Date:To:From:Subject:From; b=NoX5pqT0eY90AumNi9AJllCvgnlDIpOgfCHVxFgb2zYzAAoTsJuXDIAmbdYUkPfv+ cDXBVgoEKktiKbeTWmdWz9dqANsZgNEdRK+Aga0YO2eunTGvCXy0Ey8WfY9xkgPDQM raokThz1OD6DAmpnCzR4771nfysj8VNzK2xUqMaQ= Date: Fri, 20 Mar 2026 12:22:27 -0700 To: mm-commits@vger.kernel.org,sj@kernel.org,akpm@linux-foundation.org From: Andrew Morton Subject: + mm-damon-core-avoid-use-of-half-online-committed-context-fix.patch added to mm-hotfixes-unstable branch Message-Id: <20260320192227.9FA7CC19425@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: let kdamond_call() with cancel regardless of maybe_corrupted has been added to the -mm mm-hotfixes-unstable branch. Its filename is mm-damon-core-avoid-use-of-half-online-committed-context-fix.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-avoid-use-of-half-online-committed-context-fix.patch This patch will later appear in the mm-hotfixes-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm 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: mm/damon/core: let kdamond_call() with cancel regardless of maybe_corrupted Date: Thu, 19 Mar 2026 20:09:27 -0700 Otherwise, damon_call() callers could indefinitely wait [1]. Link: https://lkml.kernel.org/r/20260320031553.2479-1-sj@kernel.org Link: https://sashiko.dev/#/patchset/20260319145218.86197-1-sj%40kernel.org [1] Signed-off-by: SeongJae Park Signed-off-by: Andrew Morton --- mm/damon/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/damon/core.c~mm-damon-core-avoid-use-of-half-online-committed-context-fix +++ a/mm/damon/core.c @@ -2680,7 +2680,7 @@ static void kdamond_call(struct damon_ct complete(&control->completion); else if (control->canceled && control->dealloc_on_cancel) kfree(control); - if (ctx->maybe_corrupted) + if (!cancel && ctx->maybe_corrupted) break; } _ Patches currently in -mm which might be from sj@kernel.org are mm-damon-stat-monitor-all-system-ram-resources.patch mm-damon-core-avoid-use-of-half-online-committed-context.patch mm-damon-core-avoid-use-of-half-online-committed-context-fix.patch 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 mm-damon-core-fix-wrong-end-address-assignment-on-walk_system_ram.patch mm-damon-core-support-addr_unit-on-damon_find_biggest_system_ram.patch mm-damon-core-support-addr_unit-on-damon_find_biggest_system_ram-fix.patch mm-damon-core-receive-addr_unit-on-damon_set_region_biggest_system_ram_default.patch mm-damon-core-receive-addr_unit-on-damon_set_region_biggest_system_ram_default-fix.patch mm-damon-reclaim-respect-addr_unit-on-default-monitoring-region-setup.patch mm-damon-lru_sort-respect-addr_unit-on-default-monitoring-region-setup.patch