Commit 110ceb82 authored by Miaohe Lin's avatar Miaohe Lin Committed by Linus Torvalds
Browse files

mm/zsmalloc.c: rework the list_add code in insert_zspage() 

Rework the list_add code to make it more readable and simple.

Link: https://lkml.kernel.org/r/20201015130107.65195-1-linmiaohe@huawei.com


Signed-off-by: default avatarMiaohe Lin <linmiaohe@huawei.com>
Acked-by: default avatarMinchan Kim <minchan@kernel.org>
Reviewed-by: default avatarSergey Senozhatsky <sergey.senozhatsky@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 1ec3b5fe

mm/zsmalloc.c

+4 −7
Original line number Diff line number Diff line
@@ -726,12 +726,9 @@ static void insert_zspage(struct size_class *class, 
	 * We want to see more ZS_FULL pages and less almost empty/full.

	 * Put pages with higher ->inuse first.

	 */

	if (head) {

		if (get_zspage_inuse(zspage) < get_zspage_inuse(head)) {

	if (head && get_zspage_inuse(zspage) < get_zspage_inuse(head))

		list_add(&zspage->list, &head->list);

			return;

		}

	}

	else

		list_add(&zspage->list, &class->fullness_list[fullness]);

}