diff options
Diffstat (limited to 'include/linux/jbd2.h')
| -rw-r--r-- | include/linux/jbd2.h | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h index 2ae86aa21fce..27e79c27ba08 100644 --- a/include/linux/jbd2.h +++ b/include/linux/jbd2.h @@ -94,7 +94,7 @@ extern void jbd2_free(void *ptr, size_t size); * * This is an opaque datatype. **/ -typedef struct handle_s handle_t; /* Atomic operation type */ +typedef struct jbd2_journal_handle handle_t; /* Atomic operation type */ /** @@ -416,7 +416,7 @@ struct jbd2_revoke_table_s; * in so it can be fixed later. */ -struct handle_s +struct jbd2_journal_handle { /* Which compound transaction is this update a part of? */ transaction_t *h_transaction; @@ -1158,6 +1158,22 @@ static inline void jbd2_free_handle(handle_t *handle) kmem_cache_free(jbd2_handle_cache, handle); } +/* + * jbd2_inode management (optional, for those file systems that want to use + * dynamically allocated jbd2_inode structures) + */ +extern struct kmem_cache *jbd2_inode_cache; + +static inline struct jbd2_inode *jbd2_alloc_inode(gfp_t gfp_flags) +{ + return kmem_cache_alloc(jbd2_inode_cache, gfp_flags); +} + +static inline void jbd2_free_inode(struct jbd2_inode *jinode) +{ + kmem_cache_free(jbd2_inode_cache, jinode); +} + /* Primary revoke support */ #define JOURNAL_REVOKE_DEFAULT_HASH 256 extern int jbd2_journal_init_revoke(journal_t *, int); |