Commit a57ae9ef authored Sep 18, 2022 by Ran Xiaokai Committed by Andrew Morton Oct 03, 2022

mm/page_alloc: update comments for rmqueue()

Since commit 44042b44 ("mm/page_alloc: allow high-order pages to be
stored on the per-cpu lists"), the per-cpu page allocators (PCP) is not
only for order-0 pages.  Update the comments.

Link: https://lkml.kernel.org/r/20220918025640.208586-1-ran.xiaokai@zte.com.cn


Signed-off-by: Ran Xiaokai <ran.xiaokai@zte.com.cn>
Cc: Mel Gorman <mgorman@techsingularity.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

parent e3e486e6

mm/page_alloc.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -3810,7 +3810,8 @@ static struct page rmqueue_pcplist(struct zone preferred_zone,
		}

		/*
		* Allocate a page from the given zone. Use pcplists for order-0 allocations.
		* Allocate a page from the given zone.
		* Use pcplists for THP or "cheap" high-order allocations.
		*/

		/*