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-rw-r--r--fs/internal.h17
1 files changed, 14 insertions, 3 deletions
diff --git a/fs/internal.h b/fs/internal.h
index f07147d63255..ea00126c9a59 100644
--- a/fs/internal.h
+++ b/fs/internal.h
@@ -11,6 +11,8 @@
11 11
12#include <linux/ioctl32.h> 12#include <linux/ioctl32.h>
13 13
14struct super_block;
15
14/* 16/*
15 * block_dev.c 17 * block_dev.c
16 */ 18 */
@@ -18,11 +20,20 @@
18extern struct super_block *blockdev_superblock; 20extern struct super_block *blockdev_superblock;
19extern void __init bdev_cache_init(void); 21extern void __init bdev_cache_init(void);
20 22
21#define sb_is_blkdev_sb(sb) ((sb) == blockdev_superblock) 23static inline int sb_is_blkdev_sb(struct super_block *sb)
24{
25 return sb == blockdev_superblock;
26}
27
22#else 28#else
23static inline void bdev_cache_init(void) {} 29static inline void bdev_cache_init(void)
30{
31}
24 32
25#define sb_is_blkdev_sb(sb) 0 33static inline int sb_is_blkdev_sb(struct super_block *sb)
34{
35 return 0;
36}
26#endif 37#endif
27 38
28/* 39/*