diff mbox series

[2/2] cgroup: docs: Add pswpin and pswpout items in cgroup v2 doc

Message ID 20250318075833.90615-3-jiahao.kernel@gmail.com (mailing list archive)
State New
Headers show
Series Adding Proactive Memory Reclaim Statistics | expand

Commit Message

Hao Jia March 18, 2025, 7:58 a.m. UTC 
From: Hao Jia <jiahao1@lixiang.com>

The commit 15ff4d409e1a ("mm/memcontrol: add per-memcg pgpgin/pswpin
counter") introduced the pswpin and pswpout items in the memory.stat
of cgroup v2. Therefore, update them accordingly in the cgroup-v2
documentation.

Signed-off-by: Hao Jia <jiahao1@lixiang.com>
---
 Documentation/admin-guide/cgroup-v2.rst | 6 ++++++
 1 file changed, 6 insertions(+)

Comments

Michal Koutný March 18, 2025, 10:18 a.m. UTC | #1 
On Tue, Mar 18, 2025 at 03:58:33PM +0800, Hao Jia <jiahao.kernel@gmail.com> wrote:
> From: Hao Jia <jiahao1@lixiang.com>
> 
> The commit 15ff4d409e1a ("mm/memcontrol: add per-memcg pgpgin/pswpin
> counter") introduced the pswpin and pswpout items in the memory.stat
> of cgroup v2. Therefore, update them accordingly in the cgroup-v2
> documentation.

Fixes: 15ff4d409e1a ("mm/memcontrol: add per-memcg pgpgin/pswpin counter") 

> Signed-off-by: Hao Jia <jiahao1@lixiang.com>
> ---
>  Documentation/admin-guide/cgroup-v2.rst | 6 ++++++
>  1 file changed, 6 insertions(+)

Thanks,
Michal
Tejun Heo March 18, 2025, 3:58 p.m. UTC | #2 
On Tue, Mar 18, 2025 at 03:58:33PM +0800, Hao Jia wrote:
> From: Hao Jia <jiahao1@lixiang.com>
> 
> The commit 15ff4d409e1a ("mm/memcontrol: add per-memcg pgpgin/pswpin
> counter") introduced the pswpin and pswpout items in the memory.stat
> of cgroup v2. Therefore, update them accordingly in the cgroup-v2
> documentation.
> 
> Signed-off-by: Hao Jia <jiahao1@lixiang.com>

Acked-by: Tejun Heo <tj@kernel.org>

Probably best to route it through -mm. If this should go through cgroup,
please let me know.

Thanks.
Johannes Weiner March 18, 2025, 4:43 p.m. UTC | #3 
On Tue, Mar 18, 2025 at 03:58:33PM +0800, Hao Jia wrote:
> From: Hao Jia <jiahao1@lixiang.com>
> 
> The commit 15ff4d409e1a ("mm/memcontrol: add per-memcg pgpgin/pswpin
> counter") introduced the pswpin and pswpout items in the memory.stat
> of cgroup v2. Therefore, update them accordingly in the cgroup-v2
> documentation.
> 
> Signed-off-by: Hao Jia <jiahao1@lixiang.com>

Acked-by: Johannes Weiner <hannes@cmpxchg.org>
diff mbox series

Patch

diff --git a/Documentation/admin-guide/cgroup-v2.rst b/Documentation/admin-guide/cgroup-v2.rst
index d6692607f80a..c0ae7a76005a 100644
--- a/Documentation/admin-guide/cgroup-v2.rst
+++ b/Documentation/admin-guide/cgroup-v2.rst
@@ -1555,6 +1555,12 @@  The following nested keys are defined.
 	  workingset_nodereclaim
 		Number of times a shadow node has been reclaimed
 
+	  pswpin (npn)
+		Number of pages swapped into memory
+
+	  pswpout (npn)
+		Number of pages swapped out of memory
+
 	  pgscan (npn)
 		Amount of scanned pages (in an inactive LRU list)