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author | SeongJae Park <sj@kernel.org> | 2024-04-26 22:52:42 +0300 |
---|---|---|
committer | Andrew Morton <akpm@linux-foundation.org> | 2024-05-06 03:53:55 +0300 |
commit | 2d8b24654feabc62ed9e132911319f1c48ab0256 (patch) | |
tree | e407634655e64257678e7f58730c2f2a45f9b03b /mm/damon/sysfs-schemes.c | |
parent | 6daea38215e6a046892f87a8ff2c61f791de4ddd (diff) | |
download | linux-2d8b24654feabc62ed9e132911319f1c48ab0256.tar.xz |
mm/damon: add DAMOS filter type YOUNG
Define yet another DAMOS filter type, YOUNG. Like anon and memcg, the
type of filter will be applied to each page in the memory region, and see
if the page is accessed since the last check. Based on the 'matching'
parameter, the page is filtered out or in.
Note that this commit is adding only the type definition. The
implementation should be made by DAMON operations sets. A commit for the
implementation on 'paddr' DAMON operations set will follow.
Link: https://lkml.kernel.org/r/20240426195247.100306-4-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Tested-by: Honggyu Kim <honggyu.kim@sk.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/damon/sysfs-schemes.c')
-rw-r--r-- | mm/damon/sysfs-schemes.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/damon/sysfs-schemes.c b/mm/damon/sysfs-schemes.c index 53a90ac678fb..bea5bc52846a 100644 --- a/mm/damon/sysfs-schemes.c +++ b/mm/damon/sysfs-schemes.c @@ -343,6 +343,7 @@ static struct damon_sysfs_scheme_filter *damon_sysfs_scheme_filter_alloc(void) static const char * const damon_sysfs_scheme_filter_type_strs[] = { "anon", "memcg", + "young", "addr", "target", }; |