diff options
| author | SeongJae Park <sj@kernel.org> | 2026-05-18 16:41:10 -0700 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2026-05-28 21:31:15 -0700 |
| commit | 7074b17d1788e78aada960154c87e0275adc5b69 (patch) | |
| tree | 59e8c6faa85db4ee9164d12d54685d0d506f16f7 /mm | |
| parent | 3e2bad9aa182e8ccd8a2c47033242f5a28460459 (diff) | |
| download | linux-next-history-7074b17d1788e78aada960154c87e0275adc5b69.tar.gz | |
mm/damon/core: introduce DAMON_FILTER_TYPE_MEMCG
Belonging memory cgoup is another data attribute that can be useful to
monitor. Introduce a new DAMON filter type, namely
DAMON_FILTER_TYPE_MEMCG, for monitoring of this attribute.
Link: https://lore.kernel.org/20260518234119.97569-23-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.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: "Masami Hiramatsu (Google)" <mhiramat@kernel.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/damon/core.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/mm/damon/core.c b/mm/damon/core.c index 903fd6fc97896..9a5a835a4d3f7 100644 --- a/mm/damon/core.c +++ b/mm/damon/core.c @@ -1430,6 +1430,13 @@ static void damon_commit_filter(struct damon_filter *dst, dst->type = src->type; dst->matching = src->matching; dst->allow = src->allow; + switch (dst->type) { + case DAMON_FILTER_TYPE_MEMCG: + dst->memcg_id = src->memcg_id; + break; + default: + break; + } } static int damon_commit_filters(struct damon_probe *dst, @@ -1454,6 +1461,13 @@ static int damon_commit_filters(struct damon_probe *dst, src_filter->matching, src_filter->allow); if (!new_filter) return -ENOMEM; + switch (src_filter->type) { + case DAMON_FILTER_TYPE_MEMCG: + new_filter->memcg_id = src_filter->memcg_id; + break; + default: + break; + } damon_add_filter(dst, new_filter); } return 0; |