Commit 3a619fdb authored by SeongJae Park's avatar SeongJae Park Committed by Linus Torvalds
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mm/damon/dbgfs: support all DAMOS stats 

Currently, DAMON debugfs interface is not supporting DAMON-based
Operation Schemes (DAMOS) stats for schemes successfully applied regions
and time/space quota limit exceeds.  This adds the support.

Link: https://lkml.kernel.org/r/20211210150016.35349-6-sj@kernel.org


Signed-off-by: default avatarSeongJae Park <sj@kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 81f0895f

mm/damon/dbgfs.c

+4 −2
Original line number Diff line number Diff line
@@ -105,7 +105,7 @@ static ssize_t sprint_schemes(struct damon_ctx *c, char *buf, ssize_t len) 


	damon_for_each_scheme(s, c) {

		rc = scnprintf(&buf[written], len - written,

				"%lu %lu %u %u %u %u %d %lu %lu %lu %u %u %u %d %lu %lu %lu %lu %lu %lu\n",

				"%lu %lu %u %u %u %u %d %lu %lu %lu %u %u %u %d %lu %lu %lu %lu %lu %lu %lu %lu %lu\n",

				s->min_sz_region, s->max_sz_region,

				s->min_nr_accesses, s->max_nr_accesses,

				s->min_age_region, s->max_age_region,
@@ -117,7 +117,9 @@ static ssize_t sprint_schemes(struct damon_ctx *c, char *buf, ssize_t len) 
				s->quota.weight_age,

				s->wmarks.metric, s->wmarks.interval,

				s->wmarks.high, s->wmarks.mid, s->wmarks.low,

				s->stat.nr_tried, s->stat.sz_tried);

				s->stat.nr_tried, s->stat.sz_tried,

				s->stat.nr_applied, s->stat.sz_applied,

				s->stat.qt_exceeds);

		if (!rc)

			return -ENOMEM;