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| author | SJ Park <sj@kernel.org> | 2026-09-01 06:24:51 -0700 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2026-09-13 21:31:49 -0700 |
| commit | 0bd60832b9f3275d5ba74c0cf39a99f298ee2eec (patch) | |
| tree | e37cb49f1b6a5124aa9c76ec6597eeb464b07aea /Documentation | |
| parent | 8ba43433760815962061acca6af7594d7e17081b (diff) | |
| download | linux-next-0bd60832b9f3275d5ba74c0cf39a99f298ee2eec.tar.gz linux-next-0bd60832b9f3275d5ba74c0cf39a99f298ee2eec.zip | |
Docs/mm/damon/design: document pgidle_unset probe filter type
Update DAMON design document for the newly added pgidle_unset probe filter
type. Also use a list for the types, as it becomes not very easy to read
the whole types in a simple sentence.
Link: https://lore.kernel.org/20260901132506.99243-5-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>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/mm/damon/design.rst | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/design.rst index 63cbb7b536da..947d91ae24a3 100644 --- a/Documentation/mm/damon/design.rst +++ b/Documentation/mm/damon/design.rst @@ -293,8 +293,12 @@ registration is made by specifying a probe per attribute. Each of the probe specifies a rule to determine if a given memory region has the related attribute. The rule is constructed with multiple filters. The filters work same to :ref:`DAMOS filters <damon_design_damos_filters>` except the supported -filter types. Currently only ``anon`` and ``memcg`` filter types are supported -for data attributes monitoring. +filter types. Currently below filter types are supported. + +- ``anon``: Same to that for DAMOS filters. +- ``memcg``: Same to that for DAMOS filters. +- ``pgidle_unset``: Matches if the page for the memory is marked as not + access-idle. If such probes are registered, DAMON executes the probes for each region's sampling memory when it does the access :ref:`sampling |