Commit 8f21912a authored by Miaohe Lin's avatar Miaohe Lin Committed by Andrew Morton
Browse files

mm: remove obsolete comment above struct per_cpu_pages 

Since commit 01b44456 ("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.

Link: https://lkml.kernel.org/r/20230706092441.1574950-1-linmiaohe@huawei.com


Signed-off-by: default avatarMiaohe Lin <linmiaohe@huawei.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent bded67f8

include/linux/mmzone.h

+0 −1
Original line number Diff line number Diff line
@@ -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 */