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mm/zbud: change zbud_alloc size type to size_t 

Change the type of the zbud_alloc() size param from unsigned int to
size_t.

Technically, this should not make any difference, as the zbud
implementation already restricts the size to well within either type's
limits; but as zsmalloc (and kmalloc) use size_t, and zpool will use
size_t, this brings the size parameter type in line with zsmalloc/zpool.

Signed-off-by: Dan Streetman <ddstreet@ieee.org>
Acked-by: Seth Jennings <sjennings@variantweb.net>
Tested-by: Seth Jennings <sjennings@variantweb.net>
Cc: Weijie Yang <weijie.yang@samsung.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Nitin Gupta <ngupta@vflare.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Dan Streetman 2014-08-06 16:08:33 -07:00 committed by Linus Torvalds
parent d2d5e762c8
commit 99eef8e936
2 changed files with 3 additions and 3 deletions
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2
include/linux/zbud.h
View File

@ -11,7 +11,7 @@ struct zbud_ops {
struct zbud_pool *zbud_create_pool(gfp_t gfp, struct zbud_ops *ops);
void zbud_destroy_pool(struct zbud_pool *pool);
int zbud_alloc(struct zbud_pool *pool, unsigned int size, gfp_t gfp,
int zbud_alloc(struct zbud_pool *pool, size_t size, gfp_t gfp,
unsigned long *handle);
void zbud_free(struct zbud_pool *pool, unsigned long handle);
int zbud_reclaim_page(struct zbud_pool *pool, unsigned int retries);

4
mm/zbud.c
View File

@ -122,7 +122,7 @@ enum buddy {
};
/* Converts an allocation size in bytes to size in zbud chunks */
static int size_to_chunks(int size)
static int size_to_chunks(size_t size)
{
return (size + CHUNK_SIZE - 1) >> CHUNK_SHIFT;
}
@ -247,7 +247,7 @@ void zbud_destroy_pool(struct zbud_pool *pool)
* gfp arguments are invalid or -ENOMEM if the pool was unable to allocate
* a new page.
*/
int zbud_alloc(struct zbud_pool *pool, unsigned int size, gfp_t gfp,
int zbud_alloc(struct zbud_pool *pool, size_t size, gfp_t gfp,
unsigned long *handle)
{
int chunks, i, freechunks;