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Subject[PATCH] staging: zsmalloc: remove unused pool name
Date
zs_create_pool() currently takes a name argument which is
never used in any useful way.

This patch removes it.

Signed-off-by: Seth Jennings <sjenning@linux.vnet.ibm.com>
---
Greg, this patch is 2/4 that didn't apply before. It is rebased
on your staging tree as of this morning.

drivers/staging/zram/zram_drv.c | 2 +-
drivers/staging/zsmalloc/zsmalloc-main.c | 10 ++--------
drivers/staging/zsmalloc/zsmalloc.h | 2 +-
3 files changed, 4 insertions(+), 10 deletions(-)

diff --git a/drivers/staging/zram/zram_drv.c b/drivers/staging/zram/zram_drv.c
index 77a3f0d..941b7c6 100644
--- a/drivers/staging/zram/zram_drv.c
+++ b/drivers/staging/zram/zram_drv.c
@@ -575,7 +575,7 @@ 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_NOIO | __GFP_HIGHMEM);
+ zram->mem_pool = zs_create_pool(GFP_NOIO | __GFP_HIGHMEM);
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 4666609..06f73a9 100644
--- a/drivers/staging/zsmalloc/zsmalloc-main.c
+++ b/drivers/staging/zsmalloc/zsmalloc-main.c
@@ -207,7 +207,6 @@ struct zs_pool {
struct size_class size_class[ZS_SIZE_CLASSES];

gfp_t flags; /* allocation flags used when growing pool */
- const char *name;
};

/*
@@ -798,8 +797,7 @@ fail:

/**
* zs_create_pool - Creates an allocation pool to work from.
- * @name: name of the pool to be created
- * @flags: allocation flags used when growing pool
+ * @flags: allocation flags used to allocate pool metadata
*
* This function must be called before anything when using
* the zsmalloc allocator.
@@ -807,14 +805,11 @@ fail:
* On success, a pointer to the newly created pool is returned,
* otherwise NULL.
*/
-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, GFP_KERNEL);
if (!pool)
@@ -837,7 +832,6 @@ struct zs_pool *zs_create_pool(const char *name, gfp_t flags)
}

pool->flags = flags;
- pool->name = name;

return pool;
}
diff --git a/drivers/staging/zsmalloc/zsmalloc.h b/drivers/staging/zsmalloc/zsmalloc.h
index de2e8bf..46dbd05 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);
--
1.8.1.1


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