Re: [PATCHv2 2/9] staging: zsmalloc: remove unsed pool name
From: Nitin Gupta
Date: Thu Jan 24 2013 - 19:09:21 EST
On Mon, Jan 7, 2013 at 12:24 PM, Seth Jennings
<sjenning@xxxxxxxxxxxxxxxxxx> wrote:
> zs_create_pool() currently takes a name argument which is
> never used in any useful way.
>
> This patch removes it.
>
> Signed-off-by: Seth Jennnings <sjenning@xxxxxxxxxxxxxxxxxx>
> ---
> drivers/staging/zcache/zcache-main.c | 2 +-
> drivers/staging/zram/zram_drv.c | 2 +-
> drivers/staging/zsmalloc/zsmalloc-main.c | 7 +------
> drivers/staging/zsmalloc/zsmalloc.h | 2 +-
> 4 files changed, 4 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/staging/zcache/zcache-main.c b/drivers/staging/zcache/zcache-main.c
> index 674c754..6fa9f9a 100644
> --- a/drivers/staging/zcache/zcache-main.c
> +++ b/drivers/staging/zcache/zcache-main.c
> @@ -982,7 +982,7 @@ int zcache_new_client(uint16_t cli_id)
> goto out;
> cli->allocated = 1;
> #ifdef CONFIG_FRONTSWAP
> - cli->zspool = zs_create_pool("zcache", GFP_KERNEL);
> + cli->zspool = zs_create_pool(GFP_KERNEL);
> if (cli->zspool == NULL)
> goto out;
> idr_init(&cli->tmem_pools);
> diff --git a/drivers/staging/zram/zram_drv.c b/drivers/staging/zram/zram_drv.c
> index 13e9b4b..13d9f6d 100644
> --- a/drivers/staging/zram/zram_drv.c
> +++ b/drivers/staging/zram/zram_drv.c
> @@ -576,7 +576,7 @@ int zram_init_device(struct zram *zram)
> /* zram devices sort of resembles non-rotational disks */
> queue_flag_set_unlocked(QUEUE_FLAG_NONROT, zram->disk->queue);
>
> - zram->mem_pool = zs_create_pool("zram", GFP_KERNEL);
> + zram->mem_pool = zs_create_pool(GFP_KERNEL);
> if (!zram->mem_pool) {
> pr_err("Error creating memory pool\n");
> ret = -ENOMEM;
> diff --git a/drivers/staging/zsmalloc/zsmalloc-main.c b/drivers/staging/zsmalloc/zsmalloc-main.c
> index 6ff380e..5e212c0 100644
> --- a/drivers/staging/zsmalloc/zsmalloc-main.c
> +++ b/drivers/staging/zsmalloc/zsmalloc-main.c
> @@ -796,14 +796,11 @@ fail:
> return notifier_to_errno(ret);
> }
>
> -struct zs_pool *zs_create_pool(const char *name, gfp_t flags)
> +struct zs_pool *zs_create_pool(gfp_t flags)
> {
> int i, ovhd_size;
> struct zs_pool *pool;
>
> - if (!name)
> - return NULL;
> -
> ovhd_size = roundup(sizeof(*pool), PAGE_SIZE);
> pool = kzalloc(ovhd_size, flags);
> if (!pool)
> @@ -825,8 +822,6 @@ struct zs_pool *zs_create_pool(const char *name, gfp_t flags)
>
> }
>
> - pool->name = name;
> -
> return pool;
> }
> EXPORT_SYMBOL_GPL(zs_create_pool);
> diff --git a/drivers/staging/zsmalloc/zsmalloc.h b/drivers/staging/zsmalloc/zsmalloc.h
> index 907ff03..25a4b4d 100644
> --- a/drivers/staging/zsmalloc/zsmalloc.h
> +++ b/drivers/staging/zsmalloc/zsmalloc.h
> @@ -28,7 +28,7 @@ enum zs_mapmode {
>
> struct zs_pool;
>
> -struct zs_pool *zs_create_pool(const char *name, gfp_t flags);
> +struct zs_pool *zs_create_pool(gfp_t flags);
> void zs_destroy_pool(struct zs_pool *pool);
>
> unsigned long zs_malloc(struct zs_pool *pool, size_t size, gfp_t flags);
> --
> 1.7.9.5
>
Acked-by: Nitin Gupta <ngupta@xxxxxxxxxx>
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