Commit 7eb52512 authored Jun 04, 2014 by Weijie Yang Committed by Linus Torvalds Jun 04, 2014

zsmalloc: fixup trivial zs size classes value in comments



According to calculation, ZS_SIZE_CLASSES value is 255 on systems with 4K
page size, not 254.  The old value may forget count the ZS_MIN_ALLOC_SIZE
in.

This patch fixes this trivial issue in the comments.

Signed-off-by: Weijie Yang <weijie.yang@samsung.com>
Cc: Minchan Kim <minchan@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 50417c55

mm/zsmalloc.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -141,7 +141,7 @@
		#define ZS_MAX_ALLOC_SIZE PAGE_SIZE

		/*
		* On systems with 4K page size, this gives 254 size classes! There is a
		* On systems with 4K page size, this gives 255 size classes! There is a
		* trader-off here:
		* - Large number of size classes is potentially wasteful as free page are
		* spread across these classes