linux-kernel - [PATCH] mm: remove obsolete comment above struct per_cpu

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Date:   Thu, 6 Jul 2023 17:24:41 +0800
From:   Miaohe Lin <linmiaohe@...wei.com>
To:     <akpm@...ux-foundation.org>
CC:     <linux-mm@...ck.org>, <linux-kernel@...r.kernel.org>,
        <linmiaohe@...wei.com>
Subject: [PATCH] mm: remove obsolete comment above struct per_cpu_pages

Since commit 01b44456a7aa ("mm/page_alloc: replace local_lock with
normal spinlock"), per_cpu_pages is protected by normal spinlock.
Remove the obsolete comment as it's not that helpful.

Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>
---
 include/linux/mmzone.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 5e50b78d58ea..4106fbc5b4b3 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -676,7 +676,6 @@ enum zone_watermarks {
 #define high_wmark_pages(z) (z->_watermark[WMARK_HIGH] + z->watermark_boost)
 #define wmark_pages(z, i) (z->_watermark[i] + z->watermark_boost)
 
-/* Fields and list protected by pagesets local_lock in page_alloc.c */
 struct per_cpu_pages {
 	spinlock_t lock;	/* Protects lists field */
 	int count;		/* number of pages in the list */
-- 
2.33.0