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path: root/fs/jfs/jfs_metapage.c
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Diffstat (limited to 'fs/jfs/jfs_metapage.c')
-rw-r--r--fs/jfs/jfs_metapage.c31
1 files changed, 12 insertions, 19 deletions
diff --git a/fs/jfs/jfs_metapage.c b/fs/jfs/jfs_metapage.c
index 49ba7ff1bbb9..16a0922beb59 100644
--- a/fs/jfs/jfs_metapage.c
+++ b/fs/jfs/jfs_metapage.c
@@ -183,30 +183,23 @@ static inline void remove_metapage(struct page *page, struct metapage *mp)
#endif
-static void init_once(void *foo)
-{
- struct metapage *mp = (struct metapage *)foo;
-
- mp->lid = 0;
- mp->lsn = 0;
- mp->flag = 0;
- mp->data = NULL;
- mp->clsn = 0;
- mp->log = NULL;
- set_bit(META_free, &mp->flag);
- init_waitqueue_head(&mp->wait);
-}
-
static inline struct metapage *alloc_metapage(gfp_t gfp_mask)
{
- return mempool_alloc(metapage_mempool, gfp_mask);
+ struct metapage *mp = mempool_alloc(metapage_mempool, gfp_mask);
+
+ if (mp) {
+ mp->lid = 0;
+ mp->lsn = 0;
+ mp->data = NULL;
+ mp->clsn = 0;
+ mp->log = NULL;
+ init_waitqueue_head(&mp->wait);
+ }
+ return mp;
}
static inline void free_metapage(struct metapage *mp)
{
- mp->flag = 0;
- set_bit(META_free, &mp->flag);
-
mempool_free(mp, metapage_mempool);
}
@@ -216,7 +209,7 @@ int __init metapage_init(void)
* Allocate the metapage structures
*/
metapage_cache = kmem_cache_create("jfs_mp", sizeof(struct metapage),
- 0, 0, init_once);
+ 0, 0, NULL);
if (metapage_cache == NULL)
return -ENOMEM;