From: SJ Park <sj@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Asier Gutierrez <gutierrez.asier@huawei-partners.com>,
"Liam R. Howlett" <liam@infradead.org>,
David Hildenbrand <david@kernel.org>,
Jonathan Corbet <corbet@lwn.net>,
Lorenzo Stoakes <ljs@kernel.org>, Michal Hocko <mhocko@suse.com>,
Mike Rapoport <rppt@kernel.org>,
Randy Dunlap <rdunlap@infradead.org>, SJ Park <sj@kernel.org>,
Shuah Khan <skhan@linuxfoundation.org>,
Suren Baghdasaryan <surenb@google.com>,
Vlastimil Babka <vbabka@kernel.org>,
damon@lists.linux.dev, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: [PATCH v4 3/3] Docs/mm/damon/design: Document hugepage_mem_bp target metric
Date: Mon, 31 Aug 2026 07:47:30 -0700 [thread overview]
Message-ID: <20260831144732.80910-4-sj@kernel.org> (raw)
In-Reply-To: <20260831144732.80910-1-sj@kernel.org>
From: Asier Gutierrez <gutierrez.asier@huawei-partners.com>
Document hugepage_mem_bp metric exposed by sysfs.
Signed-off-by: Asier Gutierrez <gutierrez.asier@huawei-partners.com>
Reviewed-by: SJ Park <sj@kernel.org>
Signed-off-by: SJ Park <sj@kernel.org>
---
Documentation/mm/damon/design.rst | 2 ++
1 file changed, 2 insertions(+)
diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/design.rst
index aed6cb1cf4831..a8c163475ef2b 100644
--- a/Documentation/mm/damon/design.rst
+++ b/Documentation/mm/damon/design.rst
@@ -713,6 +713,8 @@ mechanism tries to make ``current_value`` of ``target_metric`` be same to
bp (1/10,000).
- ``node_eligible_mem_bp``: Scheme target access pattern-eligible memory ratio
of a node in bp (1/10,000).
+- ``hugepage_mem_bp``: Total huge page to total used memory ratio in bp
+ (1/10,000).
``nid`` is optionally required for ``node_mem_used_bp``, ``node_mem_free_bp``,
``node_memcg_used_bp``, ``node_memcg_free_bp`` and ``node_eligible_mem_bp`` to
--
2.47.3
next prev parent reply other threads:[~2026-08-31 14:47 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-31 14:47 [PATCH v4 0/3] mm/damon: Introduce a huge page collapsing mechanism using auto tuning SJ Park
2026-08-31 14:47 ` [PATCH v4 1/3] mm/damon: Introduce DAMOS_QUOTA_HUGEPAGE " SJ Park
2026-09-01 6:58 ` Lian Wang
2026-09-01 14:23 ` SJ Park
2026-09-02 1:56 ` Lian Wang
2026-09-02 4:23 ` SJ Park
2026-09-02 5:12 ` wang lian
2026-09-02 15:03 ` Gutierrez Asier
2026-09-02 15:15 ` SJ Park
2026-08-31 14:47 ` [PATCH v4 2/3] mm/damon/sysfs: support hugepage_mem_bp quota goal metric SJ Park
2026-08-31 14:47 ` SJ Park [this message]
2026-08-31 15:45 ` [PATCH v4 3/3] Docs/mm/damon/design: Document hugepage_mem_bp target metric Randy Dunlap
2026-08-31 20:00 ` Randy Dunlap
2026-09-01 0:47 ` SJ Park
2026-09-01 5:20 ` Gutierrez Asier
2026-09-01 5:31 ` SJ Park
2026-09-01 0:49 ` [PATCH v4 0/3] mm/damon: Introduce a huge page collapsing mechanism using auto tuning SJ Park
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