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Commit c83db4f4 authored by Krzysztof Kozlowski's avatar Krzysztof Kozlowski Committed by Linus Torvalds
Browse files

mm: zbud: constify the zbud_ops 



The structure zbud_ops is not modified so make the pointer to it a
pointer to const.

Signed-off-by: default avatarKrzysztof Kozlowski <k.kozlowski@samsung.com>
Acked-by: default avatarDan Streetman <ddstreet@ieee.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 78672779

include/linux/zbud.h

+1 −1
Original line number Diff line number Diff line
@@ -9,7 +9,7 @@ struct zbud_ops { 
	int (*evict)(struct zbud_pool *pool, unsigned long handle);

};



struct zbud_pool *zbud_create_pool(gfp_t gfp, struct zbud_ops *ops);

struct zbud_pool *zbud_create_pool(gfp_t gfp, const struct zbud_ops *ops);

void zbud_destroy_pool(struct zbud_pool *pool);

int zbud_alloc(struct zbud_pool *pool, size_t size, gfp_t gfp,

	unsigned long *handle);

mm/zbud.c

+3 −3
Original line number Diff line number Diff line
@@ -96,7 +96,7 @@ struct zbud_pool { 
	struct list_head buddied;

	struct list_head lru;

	u64 pages_nr;

	struct zbud_ops *ops;

	const struct zbud_ops *ops;

#ifdef CONFIG_ZPOOL

	struct zpool *zpool;

	const struct zpool_ops *zpool_ops;
@@ -133,7 +133,7 @@ static int zbud_zpool_evict(struct zbud_pool *pool, unsigned long handle) 
		return -ENOENT;

}



static struct zbud_ops zbud_zpool_ops = {

static const struct zbud_ops zbud_zpool_ops = {

	.evict =	zbud_zpool_evict

};
@@ -302,7 +302,7 @@ static int num_free_chunks(struct zbud_header *zhdr) 
 * Return: pointer to the new zbud pool or NULL if the metadata allocation

 * failed.

 */

struct zbud_pool *zbud_create_pool(gfp_t gfp, struct zbud_ops *ops)

struct zbud_pool *zbud_create_pool(gfp_t gfp, const struct zbud_ops *ops)

{

	struct zbud_pool *pool;

	int i;