linux-kernel - [PATCH] memcg-v1: remove folio_memcg

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Message-ID: <20260101225552.3423108-1-gthelen@google.com>
Date: Thu,  1 Jan 2026 14:55:51 -0800
From: Greg Thelen <gthelen@...gle.com>
To: Andrew Morton <akpm@...ux-foundation.org>, Shakeel Butt <shakeel.butt@...ux.dev>
Cc: linux-mm@...ck.org, linux-kernel@...r.kernel.org, 
	Greg Thelen <gthelen@...gle.com>
Subject: [PATCH] memcg-v1: remove folio_memcg_lock() doc reference

Commit a29c0e4b2e86 ("memcg-v1: remove memcg move locking code") removed
folio_memcg_lock(). Delete the final lingering documentation reference.

Fixes: a29c0e4b2e86 ("memcg-v1: remove memcg move locking code")
Signed-off-by: Greg Thelen <gthelen@...gle.com>
---
 Documentation/admin-guide/cgroup-v1/memory.rst | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/Documentation/admin-guide/cgroup-v1/memory.rst b/Documentation/admin-guide/cgroup-v1/memory.rst
index d6b1db8cc7eb..7db63c002922 100644
--- a/Documentation/admin-guide/cgroup-v1/memory.rst
+++ b/Documentation/admin-guide/cgroup-v1/memory.rst
@@ -311,9 +311,8 @@ Lock order is as follows::
 
   folio_lock
     mm->page_table_lock or split pte_lock
-      folio_memcg_lock (memcg->move_lock)
-        mapping->i_pages lock
-          lruvec->lru_lock.
+      mapping->i_pages lock
+        lruvec->lru_lock.
 
 Per-node-per-memcgroup LRU (cgroup's private LRU) is guarded by
 lruvec->lru_lock; the folio LRU flag is cleared before
-- 
2.52.0.358.g0dd7633a29-goog