From: SeongJae Park <sj@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: SeongJae Park <sj@kernel.org>, Jonathan Corbet <corbet@lwn.net>,
damon@lists.linux.dev, linux-mm@kvack.org,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 5/7] Docs/mm/damon/design: document 'young page' type DAMOS filter
Date: Fri, 26 Apr 2024 12:52:44 -0700 [thread overview]
Message-ID: <20240426195247.100306-6-sj@kernel.org> (raw)
In-Reply-To: <20240426195247.100306-1-sj@kernel.org>
Update DAMON design document for the newly added DAMOS filter type,
'young page'.
Signed-off-by: SeongJae Park <sj@kernel.org>
---
Documentation/mm/damon/design.rst | 20 +++++++++++---------
1 file changed, 11 insertions(+), 9 deletions(-)
diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/design.rst
index 5620aab9b3850..f2baf617184d0 100644
--- a/Documentation/mm/damon/design.rst
+++ b/Documentation/mm/damon/design.rst
@@ -461,15 +461,17 @@ number of filters for each scheme. Each filter specifies the type of target
memory, and whether it should exclude the memory of the type (filter-out), or
all except the memory of the type (filter-in).
-Currently, anonymous page, memory cgroup, address range, and DAMON monitoring
-target type filters are supported by the feature. Some filter target types
-require additional arguments. The memory cgroup filter type asks users to
-specify the file path of the memory cgroup for the filter. The address range
-type asks the start and end addresses of the range. The DAMON monitoring
-target type asks the index of the target from the context's monitoring targets
-list. Hence, users can apply specific schemes to only anonymous pages,
-non-anonymous pages, pages of specific cgroups, all pages excluding those of
-specific cgroups, pages in specific address range, pages in specific DAMON
+Currently, anonymous page, memory cgroup, young page, address range, and DAMON
+monitoring target type filters are supported by the feature. Some filter
+target types require additional arguments. The memory cgroup filter type asks
+users to specify the file path of the memory cgroup for the filter. The
+address range type asks the start and end addresses of the range. The DAMON
+monitoring target type asks the index of the target from the context's
+monitoring targets list. Hence, users can apply specific schemes to only
+anonymous pages, non-anonymous pages, pages of specific cgroups, all pages
+excluding those of specific cgroups, pages that not accessed after the last
+access check from the scheme, pages that accessed after the last access check
+from the scheme, pages in specific address range, pages in specific DAMON
monitoring targets, and any combination of those.
To handle filters efficiently, the address range and DAMON monitoring target
--
2.39.2
next prev parent reply other threads:[~2024-04-26 19:53 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-26 19:52 [PATCH 0/7] mm/damon: add a DAMOS filter type for page granularity access recheck SeongJae Park
2024-04-26 19:52 ` [PATCH 1/7] mm/damon/paddr: implement damon_folio_young() SeongJae Park
2024-04-26 19:52 ` [PATCH 2/7] mm/damon/paddr: implement damon_folio_mkold() SeongJae Park
2024-04-26 19:52 ` [PATCH 3/7] mm/damon: add DAMOS filter type YOUNG SeongJae Park
2024-04-26 19:52 ` [PATCH 4/7] mm/damon/paddr: implement " SeongJae Park
2024-04-26 19:52 ` SeongJae Park [this message]
2024-04-26 19:52 ` [PATCH 6/7] Docs/admin-guide/mm/damon/usage: update for young page type DAMOS filter SeongJae Park
2024-04-26 19:52 ` [PATCH 7/7] Docs/ABI/damon: update for 'youg page' " SeongJae Park
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