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 551CA1E7C12 for ; Thu, 2 Jul 2026 00:23:19 +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=1782951800; cv=none; b=rNDupPiXYkWPsFTkAoEiVC4vLGC0ZZd3QPJFtDoYHhWaLlvwBAdlcyXWBiPdrWmvn+qLQq5M7r+QeWp5PH5DUd9BegB4ig7o1t6kzZAlsVhiGYeDzQ4UDC/68u2uDF4FGAH9gpeQqej5blZnQJCv2cm+ri2nZbDqugod9+hVw0k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782951800; c=relaxed/simple; bh=QHh+bla2k09uR1kfWVLrhXJ/p111hKhGeJrBZO/0w1c=; h=Date:To:From:Subject:Message-Id; b=IQ6otjhQxftbIDzRZWgMe1KVURMNuKBXJH3JAKDqvydnzqcWNizhdHHatocvPUv8nnDdEK1IsFek6owY7SXu5D4trHie24n8mVY7S668qLDPsFPJ+VjlPnWDP3lq5pkdGsiyI04PtoQELpUp4d6P23rFZG5g6w8/LfaONP8H410= 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=fvA/W0Zm; 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="fvA/W0Zm" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 294401F000E9; Thu, 2 Jul 2026 00:23:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1782951799; bh=7TJAG785flB+kV9hLgy81RBP/0Wi78iCfNJU9u+qNlw=; h=Date:To:From:Subject; b=fvA/W0ZmLowy/OrJ5Ec/IeOWFwXIXG0tT2OQqcJh8vxGC2XGGHjIIxftLQemyk1EK fU7FRl4uSNhfZy0PO6kCjf0T8ryVbqgbDlW0TBmoRDWM0g+O/zcKt2ou4TS8f86RsM UPASaoOEN/zwM7vxn7KQ1o7XqbOyOUZlf9y+U3Vo= Date: Wed, 01 Jul 2026 17:23:18 -0700 To: mm-commits@vger.kernel.org,sj@kernel.org,akpm@linux-foundation.org From: Andrew Morton Subject: + mm-damon-tests-core-kunit-remove-nr_accesses_bp-setup-and-tests.patch added to mm-new branch Message-Id: <20260702002319.294401F000E9@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/tests/core-kunit: remove nr_accesses_bp setup and tests has been added to the -mm mm-new branch. Its filename is mm-damon-tests-core-kunit-remove-nr_accesses_bp-setup-and-tests.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-damon-tests-core-kunit-remove-nr_accesses_bp-setup-and-tests.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/tests/core-kunit: remove nr_accesses_bp setup and tests Date: Mon, 29 Jun 2026 21:08:04 -0700 DAMON core unit tests set up nr_accesses_bp for representing realistic damon_region, and also test the field. nr_acceses_bp is no longer being used for a real use case. Remove the setup and tests. Link: https://lore.kernel.org/20260630040812.149729-12-sj@kernel.org Signed-off-by: SJ Park Cc: Brendan Higgins Cc: "Masami Hiramatsu (Google)" Cc: Mathieu Desnoyers Cc: Shuah Khan Cc: Steven Rostedt Signed-off-by: Andrew Morton --- mm/damon/tests/core-kunit.h | 8 -------- 1 file changed, 8 deletions(-) --- a/mm/damon/tests/core-kunit.h~mm-damon-tests-core-kunit-remove-nr_accesses_bp-setup-and-tests +++ a/mm/damon/tests/core-kunit.h @@ -114,7 +114,6 @@ static void damon_test_aggregate(struct kunit_skip(test, "region alloc fail"); } r->nr_accesses = accesses[it][ir]; - r->nr_accesses_bp = accesses[it][ir] * 10000; damon_add_region(r, t); } it++; @@ -151,7 +150,6 @@ static void damon_test_split_at(struct k damon_free_target(t); kunit_skip(test, "region alloc fail"); } - r->nr_accesses_bp = 420000; r->nr_accesses = 42; r->last_nr_accesses = 15; r->age = 10; @@ -164,7 +162,6 @@ static void damon_test_split_at(struct k KUNIT_EXPECT_EQ(test, r_new->ar.start, 25ul); KUNIT_EXPECT_EQ(test, r_new->ar.end, 100ul); - KUNIT_EXPECT_EQ(test, r->nr_accesses_bp, r_new->nr_accesses_bp); KUNIT_EXPECT_EQ(test, r->nr_accesses, r_new->nr_accesses); KUNIT_EXPECT_EQ(test, r->last_nr_accesses, r_new->last_nr_accesses); KUNIT_EXPECT_EQ(test, r->age, r_new->age); @@ -187,7 +184,6 @@ static void damon_test_merge_two(struct kunit_skip(test, "region alloc fail"); } r->nr_accesses = 10; - r->nr_accesses_bp = 100000; r->age = 9; damon_add_region(r, t); r2 = damon_new_region(100, 300); @@ -196,7 +192,6 @@ static void damon_test_merge_two(struct kunit_skip(test, "second region alloc fail"); } r2->nr_accesses = 20; - r2->nr_accesses_bp = 200000; r2->age = 21; damon_add_region(r2, t); @@ -204,7 +199,6 @@ static void damon_test_merge_two(struct KUNIT_EXPECT_EQ(test, r->ar.start, 0ul); KUNIT_EXPECT_EQ(test, r->ar.end, 300ul); KUNIT_EXPECT_EQ(test, r->nr_accesses, 16u); - KUNIT_EXPECT_EQ(test, r->nr_accesses_bp, 160000u); KUNIT_EXPECT_EQ(test, r->age, 17u); i = 0; @@ -252,7 +246,6 @@ static void damon_test_merge_regions_of( kunit_skip(test, "region alloc fail"); } r->nr_accesses = nrs[i]; - r->nr_accesses_bp = nrs[i] * 10000; damon_add_region(r, t); } @@ -615,7 +608,6 @@ static void damon_test_update_monitoring kunit_skip(test, "region alloc fail"); r->nr_accesses = 15; - r->nr_accesses_bp = 150000; r->age = 20; new_attrs = (struct damon_attrs){ _ Patches currently in -mm which might be from sj@kernel.org are mm-damon-sysfs-schemes-fix-dir-put-orders-in-access_pattern_add_dirs.patch mm-damon-sysfs-schemes-put-stats-for-scheme_add_dirs-internal-error.patch mm-damon-ops-common-handle-extreme-intervals-in-damon_hot_score.patch mm-damon-add-a-kernel-doc-comment-for-damon_ctx-probes.patch mm-damon-add-a-kernel-doc-comment-for-damon_ctx-rnd_state.patch maintainers-s-seongjae-sj.patch samples-damon-wsse-handle-damon_start-failure.patch samples-damon-prcl-handle-damon_start-failure.patch samples-damon-mtier-handle-damon_start-failure.patch samples-damon-mtier-handle-damon_stop-failure.patch samples-damon-wsse-stop-and-free-damon-ctx-when-damon_call-fails.patch samples-damon-prcl-stop-and-free-damon-ctx-when-damon_call-fails.patch mm-damon-sysfs-kobject_del-target-normal-context-and-kdamond-dirs.patch mm-damon-sysfs-kobject_del-region-and-target-error-dirs.patch mm-damon-sysfs-schemes-kobject_del-scheme-dirs.patch mm-damon-sysfs-schemes-kobject_del-scheme-region-dirs.patch mm-damon-sysfs-schemes-kobject_del-scheme-filter-dirs.patch mm-damon-sysfs-schemes-kobject_del-scheme-quota-goal-dirs.patch mm-damon-sysfs-schemes-kobject_del-scheme-action-destination-dirs.patch mm-damon-sysfs-kobject_del-probe-dirs.patch mm-damon-sysfs-kobject_del-probe-filter-dirs.patch mm-damon-sysfs-kobject_del-probe-dirs-in-probes_addd_dir-error-path.patch mm-damon-sysfs-schemes-kobject_del-region-for-populate_region-error.patch docs-mm-damon-design-update-for-damos_quota_node_eligible_mem_bp.patch docs-abi-damon-document-probe-files.patch mm-damon-tests-core-kunit-test-damon_rand.patch selftests-damon-sysfssh-test-multiple-probe-dirs-creation.patch selftests-damon-sysfssh-test-coreops_filters-directories.patch selftests-damon-sysfssh-test-dests-dir.patch selftests-damon-sysfssh-test-all-files-in-quota-goal-dir.patch mm-damon-core-reduce-range-setup-in-damon_commit_target_regions.patch mm-damon-sysfs-split-probe-setup-function-out.patch mm-damon-sysfs-split-out-filters-setup-function.patch mm-damon-sysfs-fix-typos-in-probe_addrm_dirs-s-attr-probe.patch mm-damon-core-introduce-damon_nr_accesses_mvsum.patch mm-damon-tests-core-kunit-test-damon_mvsum.patch mm-damon-core-always-update-last_nr_accesses-for-intervals-change.patch mm-damon-core-handle-unreset-nr_accesses-in-damon_nr_accesses_mvsum.patch mm-damon-core-use-damon_nr_accesses_mvsum-in-__damos_valid_target.patch mm-damon-core-use-damon_nr_accesses_mvsum-for-damos-region-tracing.patch mm-damon-sysfs-schemes-use-damon_nr_accesses_mvsum-for-damo-regions.patch mm-damon-core-remove-damon_warn_fix_nr_accesses_corruption.patch mm-damon-core-remove-damon_verify_reset_aggregated.patch mm-damon-core-remove-damon_verify_merge_regions_of.patch mm-damon-tests-core-kunit-remove-nr_accesses_bp-setup-and-tests.patch selftests-damon-drgn_dump_damon_status-do-not-dump-nr_accesses_bp.patch mm-damon-core-remove-nr_accesses_bp-setups-and-updates.patch mm-damon-core-remove-attrs-param-from-damon_update_region_access_rate.patch mm-damon-paddr-remove-attrs-param-from-__damon_pa_check_access.patch mm-damon-vaddr-remove-attrs-param-from-__damon_va_check_access.patch mm-damon-core-remove-damon_moving_sum-and-its-unit-test.patch mm-damon-core-remove-damon_region-nr_accesses_bp.patch