- forward declare struct superblock
- use inlines, not macros
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
#include <linux/ioctl32.h>
+struct super_block;
+
/*
* block_dev.c
*/
extern struct super_block *blockdev_superblock;
extern void __init bdev_cache_init(void);
-#define sb_is_blkdev_sb(sb) ((sb) == blockdev_superblock)
+static inline int sb_is_blkdev_sb(struct super_block *sb)
+{
+ return sb == blockdev_superblock;
+}
+
#else
-static inline void bdev_cache_init(void) {}
+static inline void bdev_cache_init(void)
+{
+}
-#define sb_is_blkdev_sb(sb) 0
+static inline int sb_is_blkdev_sb(struct super_block *sb)
+{
+ return 0;
+}
#endif
/*