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-rw-r--r--include/linux/jbd2.h18
1 files changed, 13 insertions, 5 deletions
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index 260d6d76c5f3..e3677929884a 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -72,14 +72,22 @@ extern u8 jbd2_journal_enable_debug;
72#endif 72#endif
73 73
74extern void * __jbd2_kmalloc (const char *where, size_t size, gfp_t flags, int retry); 74extern void * __jbd2_kmalloc (const char *where, size_t size, gfp_t flags, int retry);
75extern void * jbd2_slab_alloc(size_t size, gfp_t flags);
76extern void jbd2_slab_free(void *ptr, size_t size);
77
78#define jbd_kmalloc(size, flags) \ 75#define jbd_kmalloc(size, flags) \
79 __jbd2_kmalloc(__FUNCTION__, (size), (flags), journal_oom_retry) 76 __jbd2_kmalloc(__FUNCTION__, (size), (flags), journal_oom_retry)
80#define jbd_rep_kmalloc(size, flags) \ 77#define jbd_rep_kmalloc(size, flags) \
81 __jbd2_kmalloc(__FUNCTION__, (size), (flags), 1) 78 __jbd2_kmalloc(__FUNCTION__, (size), (flags), 1)
82 79
80
81static inline void *jbd2_alloc(size_t size, gfp_t flags)
82{
83 return (void *)__get_free_pages(flags, get_order(size));
84}
85
86static inline void jbd2_free(void *ptr, size_t size)
87{
88 free_pages((unsigned long)ptr, get_order(size));
89};
90
83#define JBD2_MIN_JOURNAL_BLOCKS 1024 91#define JBD2_MIN_JOURNAL_BLOCKS 1024
84 92
85#ifdef __KERNEL__ 93#ifdef __KERNEL__
@@ -959,12 +967,12 @@ void jbd2_journal_put_journal_head(struct journal_head *jh);
959 */ 967 */
960extern struct kmem_cache *jbd2_handle_cache; 968extern struct kmem_cache *jbd2_handle_cache;
961 969
962static inline handle_t *jbd_alloc_handle(gfp_t gfp_flags) 970static inline handle_t *jbd2_alloc_handle(gfp_t gfp_flags)
963{ 971{
964 return kmem_cache_alloc(jbd2_handle_cache, gfp_flags); 972 return kmem_cache_alloc(jbd2_handle_cache, gfp_flags);
965} 973}
966 974
967static inline void jbd_free_handle(handle_t *handle) 975static inline void jbd2_free_handle(handle_t *handle)
968{ 976{
969 kmem_cache_free(jbd2_handle_cache, handle); 977 kmem_cache_free(jbd2_handle_cache, handle);
970} 978}