On Fri, Jul 3, 2015 at 5:40 AM, Krzysztof Kozlowski
<k.kozlowski@xxxxxxxxxxx> wrote:
> The structure zbud_ops is not modified so make the pointer to it as
> pointer to const.
>
> Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
Acked-by: Dan Streetman <ddstreet@xxxxxxxx>
> ---
> include/linux/zbud.h | 2 +-
> mm/zbud.c | 6 +++---
> 2 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/include/linux/zbud.h b/include/linux/zbud.h
> index f9d41a6e361f..e183a0a65ac1 100644
> --- a/include/linux/zbud.h
> +++ b/include/linux/zbud.h
> @@ -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);
> diff --git a/mm/zbud.c b/mm/zbud.c
> index 6f8158d64864..fa48bcdff9d5 100644
> --- a/mm/zbud.c
> +++ b/mm/zbud.c
> @@ -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;
> --
> 1.9.1
>
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