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staging: zsmalloc: add/fix function comment

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Add/fix the comment.

Signed-off-by: Minchan Kim <minchan@kernel.org>
Acked-by: Nitin Gupta <ngupta@vflare.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Minchan Kim 2012-05-03 15:40:40 +09:00 committed by Greg Kroah-Hartman
parent 2e3b615471
commit 00a61d8618
1 changed files with 11 additions and 6 deletions
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17
drivers/staging/zsmalloc/zsmalloc-main.c
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@ -566,13 +566,9 @@ EXPORT_SYMBOL_GPL(zs_destroy_pool);
* zs_malloc - Allocate block of given size from pool.
* @pool: pool to allocate from
* @size: size of block to allocate
* @page: page no. that holds the object
* @offset: location of object within page
*
* On success, <page, offset> identifies block allocated
* and 0 is returned. On failure, <page, offset> is set to
* 0 and -ENOMEM is returned.
*
* On success, handle to the allocated object is returned,
* otherwise NULL.
* Allocation requests with size > ZS_MAX_ALLOC_SIZE will fail.
*/
void *zs_malloc(struct zs_pool *pool, size_t size)
@ -667,6 +663,15 @@ void zs_free(struct zs_pool *pool, void *obj)
}
EXPORT_SYMBOL_GPL(zs_free);
/**
* zs_map_object - get address of allocated object from handle.
* @pool: pool from which the object was allocated
* @handle: handle returned from zs_malloc
*
* Before using an object allocated from zs_malloc, it must be mapped using
* this function. When done with the object, it must be unmapped using
* zs_unmap_object
*/
void *zs_map_object(struct zs_pool *pool, void *handle)
{
struct page *page;