Thread (12 messages) 12 messages, 3 authors, 19d ago

[PATCH RFC v2 1/7] mm/memcontrol: drop unused vmscan tracepoint include

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From: Ridong Chen <ridong.chen@linux.dev>
Date: 2026-09-28 11:47:08
Also in: cgroups, linux-mm, lkml
Subsystem: control group - memory resource controller (memcg), memory management, the rest · Maintainers: Johannes Weiner, Michal Hocko, Roman Gushchin, Shakeel Butt, Andrew Morton, Linus Torvalds

Revision v2 of 3 in this series.

Revisions (3)
  1. rfc [diff vs current]
  2. v2 current
  3. v3 [diff vs current]
From: Ridong Chen <redacted>

memcontrol.c includes <trace/events/vmscan.h> but does not use any of
the tracepoints or macros it defines: all tracepoints invoked here come
from memcg.h and writeback.h.  Removing the include still compiles
cleanly.

Assisted-by: Claude:claude-opus-4-8
Signed-off-by: Ridong Chen <redacted>
---
 mm/memcontrol.c | 2 --
 1 file changed, 2 deletions(-)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index aad0498a7bd6..95c2322d4a6f 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -77,8 +77,6 @@
 #include <trace/events/memcg.h>
 #undef CREATE_TRACE_POINTS
 
-#include <trace/events/vmscan.h>
-
 struct cgroup_subsys memory_cgrp_subsys __read_mostly;
 EXPORT_SYMBOL(memory_cgrp_subsys);
 
-- 
2.34.1
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