From: Andrew Morton <akpm@linux-foundation.org>
To: mm-commits@vger.kernel.org,vbabka@kernel.org,surenb@google.com,shuah@kernel.org,rppt@kernel.org,rdunlap@infradead.org,mhocko@suse.com,ljs@kernel.org,liam@infradead.org,david@kernel.org,corbet@lwn.net,sj@kernel.org,akpm@linux-foundation.org
Subject: [merged mm-stable] mm-damon-sysfs-implement-preps-directory.patch removed from -mm tree
Date: Tue, 06 Oct 2026 17:52:24 -0700 [thread overview]
Message-ID: <20261007005224.8EE001F0089B@smtp.kernel.org> (raw)
The quilt patch titled
Subject: mm/damon/sysfs: implement preps directory
has been removed from the -mm tree. Its filename was
mm-damon-sysfs-implement-preps-directory.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: SJ Park <sj@kernel.org>
Subject: mm/damon/sysfs: implement preps directory
Date: Tue, 1 Sep 2026 06:24:56 -0700
Implement a sysfs directory named 'preps' under the probe directory. It
will be evolved to be used for specifying probe preps.
Link: https://lore.kernel.org/20260901132506.99243-10-sj@kernel.org
Signed-off-by: SJ Park <sj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: David Hildenbrand <david@kernel.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Liam R. Howlett <liam@infradead.org>
Cc: Lorenzo Stoakes <ljs@kernel.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@kernel.org>
---
mm/damon/sysfs.c | 65 ++++++++++++++++++++++++++++++++++++++++-----
1 file changed, 59 insertions(+), 6 deletions(-)
--- a/mm/damon/sysfs.c~mm-damon-sysfs-implement-preps-directory
+++ a/mm/damon/sysfs.c
@@ -750,6 +750,35 @@ static const struct kobj_type damon_sysf
};
/*
+ * preps directory
+ */
+
+struct damon_sysfs_preps {
+ struct kobject kobj;
+};
+
+static struct damon_sysfs_preps *damon_sysfs_preps_alloc(void)
+{
+ return kzalloc_obj(struct damon_sysfs_preps);
+}
+
+static void damon_sysfs_preps_release(struct kobject *kobj)
+{
+ kfree(container_of(kobj, struct damon_sysfs_preps, kobj));
+}
+
+static struct attribute *damon_sysfs_preps_attrs[] = {
+ NULL,
+};
+ATTRIBUTE_GROUPS(damon_sysfs_preps);
+
+static const struct kobj_type damon_sysfs_preps_ktype = {
+ .release = damon_sysfs_preps_release,
+ .sysfs_ops = &kobj_sysfs_ops,
+ .default_groups = damon_sysfs_preps_groups,
+};
+
+/*
* filter directory
*/
@@ -1069,6 +1098,7 @@ static const struct kobj_type damon_sysf
struct damon_sysfs_probe {
struct kobject kobj;
unsigned int weight;
+ struct damon_sysfs_preps *preps;
struct damon_sysfs_filters *filters;
};
@@ -1079,25 +1109,48 @@ static struct damon_sysfs_probe *damon_s
static int damon_sysfs_probe_add_dirs(struct damon_sysfs_probe *probe)
{
+ struct damon_sysfs_preps *preps;
struct damon_sysfs_filters *filters;
int err;
- filters = damon_sysfs_filters_alloc();
- if (!filters)
+ preps = damon_sysfs_preps_alloc();
+ if (!preps)
return -ENOMEM;
+ probe->preps = preps;
+
+ err = kobject_init_and_add(&preps->kobj, &damon_sysfs_preps_ktype,
+ &probe->kobj, "preps");
+ if (err)
+ goto put_preps_out;
+
+ filters = damon_sysfs_filters_alloc();
+ if (!filters) {
+ err = -ENOMEM;
+ goto del_preps_out;
+ }
probe->filters = filters;
err = kobject_init_and_add(&filters->kobj, &damon_sysfs_filters_ktype,
&probe->kobj, "filters");
- if (err) {
- kobject_put(&filters->kobj);
- probe->filters = NULL;
- }
+ if (err)
+ goto put_filters_out;
+ return err;
+
+put_filters_out:
+ kobject_put(&filters->kobj);
+ probe->filters = NULL;
+del_preps_out:
+ kobject_del(&preps->kobj);
+put_preps_out:
+ kobject_put(&preps->kobj);
+ probe->preps = NULL;
return err;
}
static void damon_sysfs_probe_rm_dirs(struct damon_sysfs_probe *probe)
{
+ if (probe->preps)
+ kobject_put(&probe->preps->kobj);
if (probe->filters) {
damon_sysfs_filters_rm_dirs(probe->filters);
kobject_put(&probe->filters->kobj);
_
Patches currently in -mm which might be from sj@kernel.org are
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
mm-damon-core-error-damos_commit_quota_goal-for-zero-target_value.patch
revert-mm-damon-lru_sort-error-out-for-10000-active_mem_bp.patch
revert-samples-damon-mtier-error-out-for-zero-quota-goal-target-values.patch
mm-damon-core-handle-null-ctx-parameter-in-damon_call.patch
mm-damon-core-set-ctx-call_controls_obsolete-in-damon_new_ctx.patch
mm-damon-reclaim-remove-unnecessary-damon_call-param-validation.patch
mm-damon-lru_sort-remove-unnecessary-damon_call-param-validation.patch
mm-damon-vaddr-support-prep_probes.patch
mm-damon-paddr-move-probe-filter-handling-to-ops-common.patch
mm-damon-vaddr-support-apply_probe.patch
mm-damon-vaddr-extend-apply_probes-for-hugetlb.patch
mm-damon-vaddr-support-pgidle_unset-probe-filter-type.patch
mm-damon-api-introduce-damon_filter_type_pgidle_set.patch
mm-damon-paddr-support-damon_filter_type_pgidle_set.patch
mm-damon-vaddr-support-damon_filter_type_pgidle_set.patch
mm-damon-sysfs-support-damon_filter_type_pgidle_set.patch
docs-mm-damon-design-update-for-pgidle_set-probe-filter.patch
mm-damon-api-introduce-damos_filter_type_probe_hits_wsum.patch
mm-damon-api-introduce-damos_filter_type_probe_hits_wsum-fix.patch
mm-damon-core-extend-probe_hits_wsum-for-moving-sum-based-calculation.patch
mm-damon-core-support-probe_hits_wsum-damos-core-filter.patch
mm-damon-sysfs-schemes-rename-sysfs_filter-sz_range-to-range_minmax.patch
mm-damon-sysfs-schemes-support-probe_hits_wsum-damos-core-filter.patch
docs-mm-damon-design-update-for-probe_hits_wsum-damos-core-filter.patch
docs-admin-guide-mm-damon-usage-update-for-probe_hits_wsum-damos-filter.patch
mm-damon-sysfs-schemes-read-sysfs_filter-addr_range-only-once.patch
mm-damon-sysfs-schemes-read-sysfs_filter-sz_range-only-once.patch
mm-damon-core-return-an-error-from-damos_commit_filter_arg.patch
mm-damon-core-disallow-max-min-damos-filter-range-arguments-commit.patch
mm-damon-sysfs-schemes-drop-centralized-filter-range-arg-validations.patch
mm-damon-sysfs-schemes-use-switch-case-in-add_scheme_filters.patch
mm-damon-core-kunit-extend-damos_commit_filter_for-for-wrong-input.patch
mm-damon-core-kunit-test-invalid-damos-filter-commits.patch
mm-damon-api-introduce-damon_filter_type_hugepage_size.patch
mm-damon-core-commit-hugepage_size-type-damon-filter.patch
mm-damon-ops-common-support-hugepage_size-damon-filter-matching.patch
mm-damon-sysfs-add-minmax-files-under-probe-filter-directory.patch
mm-damon-sysfs-support-hugepage_size-probe-filter.patch
docs-mm-damon-design-update-for-hugepage_size-probe-filter.patch
docs-admin-guide-mm-damon-usage-update-for-hugepage_size.patch
docs-abi-damon-update-for-hugepage_size-probe-filter.patch
mm-damon-api-remove-nr_damos_filter_types.patch
mm-damon-core-use-abs_diff-in-damon_feed_loop_next_input.patch
mm-damon-core-use-mult_frac-in-damon_feed_loop_next_input.patch
mm-damon-core-set-damon_ctx-walk_control_obsolete-in-damon_new_ctx.patch
mm-damon-core-document-damon_call-damon_start-race-hang-issue.patch
mm-damon-paddr-remove-pa-parameter-from-damon_pa_filter_pass.patch
mm-damon-tests-core-kunit-test-eligible_mem_bp-commitment.patch
mm-damon-tests-core-kunit-add-probe_hits_wsum-damos-filter-commit-test.patch
selftests-damon-sysfs_memcg_path_leak-fail-only-for-real-damon-leak.patch
docs-mm-damon-design-clarify-bp-is-basis-point.patch
mm-damon-core-introduce-damos_quota_goal-complement.patch
mm-damon-core-add-complement-argument-to-damos_new_quota_goal.patch
mm-damon-sysfs-schemes-support-quota-goal-complement-flag.patch
mm-damon-tests-core-kunit-test-quota_goal-complement-commit.patch
selftests-damon-sysfssh-test-quota-goal-complement-flag-file.patch
docs-mm-damon-design-document-damos-quota-goal-complement-flag.patch
docs-admin-guide-mm-damon-usage-update-for-quota-goal-complement-file.patch
docs-abi-damon-update-for-quota-goal-metric-complement-sysfs-file.patch
reply other threads:[~2026-10-07 0:52 UTC|newest]
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