Linux-mm Archive on lore.kernel.org
 help / color / mirror / Atom feed
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


  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

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20260831144732.80910-4-sj@kernel.org \
    --to=sj@kernel.org \
    --cc=akpm@linux-foundation.org \
    --cc=corbet@lwn.net \
    --cc=damon@lists.linux.dev \
    --cc=david@kernel.org \
    --cc=gutierrez.asier@huawei-partners.com \
    --cc=liam@infradead.org \
    --cc=linux-doc@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=ljs@kernel.org \
    --cc=mhocko@suse.com \
    --cc=rdunlap@infradead.org \
    --cc=rppt@kernel.org \
    --cc=skhan@linuxfoundation.org \
    --cc=surenb@google.com \
    --cc=vbabka@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox