mm-damon-core-s-damon_max_nr_accesses-damon_nr_samples_per_aggr.patch removed from -mm tree
The quilt patch titled
Subject: mm/damon/core: s/damon_max_nr_accesses()/damon_nr_samples_per_aggr()/
has been removed from the -mm tree. Its filename was
mm-damon-core-s-damon_max_nr_accesses-damon_nr_samples_per_aggr.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
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From: SJ Park <[email protected]>
Subject: mm/damon/core: s/damon_max_nr_accesses()/damon_nr_samples_per_aggr()/
Date: Wed, 8 Jul 2026 06:53:52 -0700
damon_max_nr_accesses() actually returns the number of samples DAMON checks for each region per each aggregation interval. Rename it to better describe what it really does and not confusing for more general uses.
---
include/linux/damon.h | 10 ++++++---- mm/damon/core.c | 4 ++-- mm/damon/lru_sort.c | 2 +- mm/damon/ops-common.c | 2 +- 4 files changed, 10 insertions(+), 8 deletions(-)
include/linux/damon.h renamed from include/linux/damon.h~mm-damon-core-s-damon_max_nr_accesses-damon_nr_samples_per_aggr +6 -4
@@ -1056,15 +1056,17 @@ static inline bool damon_target_has_pid(return ctx->ops.id ==DAMON_OPS_VADDR || ctx->ops.id ==DAMON_OPS_FVADDR ; } -static inline unsigned int damon_max_nr_accesses (const struct damon_attrs *attrs) +/* Returns number of samples per aggregation interval */ +static inline unsigned int damon_nr_samples_per_aggr ( +const struct damon_attrs *attrs) {unsigned long sample_interval; -unsigned long max_nr_accesses; +unsigned long nr_samples; sample_interval = attrs->sample_interval ? :1 ; - max_nr_accesses =min (attrs->aggr_interval / sample_interval, + nr_samples =min (attrs->aggr_interval / sample_interval, (unsigned long )UINT_MAX ); -return max_nr_accesses ? :1 ; +return nr_samples ? :1 ; }
mm/damon/core.c renamed from mm/damon/core.c~mm-damon-core-s-damon_max_nr_accesses-damon_nr_samples_per_aggr +2 -2
@@ -880,14 +880,14 @@ static unsigned int damon_age_for_new_atstatic unsigned int damon_accesses_bp_to_nr_accesses (unsigned int accesses_bp,struct damon_attrs *attrs) { -return accesses_bp *damon_max_nr_accesses (attrs) /10000 ; +return accesses_bp *damon_nr_samples_per_aggr (attrs) /10000 ; }/* Convert nr_accesses to access ratio in bp (per 10,000) */ static unsigned int damon_nr_accesses_to_accesses_bp (unsigned int nr_accesses,struct damon_attrs *attrs) { -return mult_frac (nr_accesses,10000 ,damon_max_nr_accesses (attrs)); +return mult_frac (nr_accesses,10000 ,damon_nr_samples_per_aggr (attrs)); } static unsigned int damon_nr_accesses_for_new_attrs(unsigned int nr_accesses,
mm/damon/lru_sort.c renamed from mm/damon/lru_sort.c~mm-damon-core-s-damon_max_nr_accesses-damon_nr_samples_per_aggr +1 -1
@@ -303,7 +303,7 @@ static int damon_lru_sort_apply_paramete goto out; err = -ENOMEM ; - hot_thres =damon_max_nr_accesses (&attrs) * + hot_thres =damon_nr_samples_per_aggr (&attrs) * hot_thres_access_freq /1000 ; hot_scheme =damon_lru_sort_new_hot_scheme (hot_thres);if (!hot_scheme)
mm/damon/ops-common.c renamed from mm/damon/ops-common.c~mm-damon-core-s-damon_max_nr_accesses-damon_nr_samples_per_aggr +1 -1
@@ -112,7 +112,7 @@ int damon_hot_score(struct damon_ctx *c,int hotness; freq_subscore = r->nr_accesses *DAMON_MAX_SUBSCORE / -damon_max_nr_accesses (&c->attrs); +damon_nr_samples_per_aggr (&c->attrs); age_in_sec = (unsigned long )r->age * c->attrs.aggr_interval /1000000 ;if (age_in_sec)
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Patches currently in -mm which might be from [email protected] are
mm-damon-adjust-isolated-pages-stat-for-damos_migrate_hotcold.patch samples-damon-mtier-error-out-for-zero-quota-goal-target-values.patch mm-damon-lru_sort-error-out-for-10000-active_mem_bp.patch mm-damon-reclaim-skip-damon_call-if-ctx-has-not-started.patch mm-damon-lru_sort-skip-damon_call-if-ctx-has-not-started.patch mm-damon-core-skip-aging-from-repeated-aggressive-merging.patch mm-damon-core-hide-private-damon_region-fields.patch mm-damon-core-hide-private-damon_target-fields.patch mm-damon-core-hide-private-damos_quota_goal-fields.patch mm-damon-core-hide-private-damos_quota-fields.patch mm-damon-core-hide-private-damos_filter-fields.patch mm-damon-core-hide-private-damos-fields.patch mm-damon-core-hide-private-damon_filter-fields.patch mm-damon-core-hide-private-damon_probe-fields.patch mm-damon-sysfs-do-not-directly-access-damon_ctx-ops.patch mm-damon-core-hide-core-private-damon_ctx-fields.patch mm-damon-core-avoid-infinite-kdamond_merge_regions-internal-loop.patch mm-damon-tests-core-kunit-catch-test-failure-in-test_merge_regions_of.patch mm-damon-vaddr-drop-last-same-folio-access-check-optimization.patch mm-damon-paddr-drop-last-same-folio-access-check-reuse-optimization.patch mm-damon-sysfs-read-addr_unit-only-once-in-damon_sysfs_apply_inputs.patch mm-damon-sysfs-read-ops_id-only-once-in-damon_sysfs_apply_inputs.patch mm-damon-core-initialize-damos-last_applied.patch mm-damon-core-kunit-check-region-count-before-testing-in-split_at.patch mm-damon-vaddr-kunit-check-region-count-in-three_regions-test.patch mm-damon-core-kunit-handle-region-split-failure-in-filter_out.patch mm-damon-core-kunit-skip-wrong-dest-walk-in-commit_dests_for.patch mm-damon-core-kunit-skip-wrong-quota-goal-walk-in-commit_quota_goals.patch mm-damon-core-kunit-skip-wrong-region-walk-in-commit_target_regions.patch mm-damon-ops-common-use-nr_accesses-moving-sum-for-quota-score.patch mm-damon-core-handle-region-split-failure-in-apply_min_nr_regions.patch