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authorDan Streetman <ddstreet@ieee.org>2014-08-07 03:08:33 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2014-08-07 05:01:23 +0400
commit99eef8e9369abe009006b4fa7f6ca5086c09cf46 (patch)
tree862786b7c5d4dfa06fb1b158eb58b5319a79cd55
parentd2d5e762c8990c4031890e03565983a05febd64a (diff)
downloadlinux-99eef8e9369abe009006b4fa7f6ca5086c09cf46.tar.xz
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>
-rw-r--r--include/linux/zbud.h2
-rw-r--r--mm/zbud.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/include/linux/zbud.h b/include/linux/zbud.h
index 13af0d450bf6..f9d41a6e361f 100644
--- a/include/linux/zbud.h
+++ b/include/linux/zbud.h
@@ -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);
diff --git a/mm/zbud.c b/mm/zbud.c
index 01df13a7e2e1..d01226117b8d 100644
--- a/mm/zbud.c
+++ b/mm/zbud.c
@@ -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;