Commit 888fa374 authored by Yinghao Xie's avatar Yinghao Xie Committed by Linus Torvalds
Browse files

mm/zsmalloc.c: fix comment for get_pages_per_zspage 



Signed-off-by: default avatarYinghao Xie <yinghao.xie@sumsung.com>
Suggested-by: default avatarMinchan Kim <minchan@kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent d02be50d

mm/zsmalloc.c

+2 −1
Original line number Diff line number Diff line
@@ -731,7 +731,8 @@ static enum fullness_group fix_fullness_group(struct size_class *class, 
 * to form a zspage for each size class. This is important

 * to reduce wastage due to unusable space left at end of

 * each zspage which is given as:

 *	wastage = Zp - Zp % size_class

 *     wastage = Zp % class_size

 *     usage = Zp - wastage

 * where Zp = zspage size = k * PAGE_SIZE where k = 1, 2, ...

 *

 * For example, for size class of 3/8 * PAGE_SIZE, we should