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#ifndef _BCACHE_FS_H
#define _BCACHE_FS_H
#include "str_hash.h"
#include <linux/seqlock.h>
struct bch_inode_info {
struct inode vfs_inode;
struct mutex update_lock;
u64 journal_seq;
atomic_long_t i_size_dirty_count;
/*
* these are updated whenever we update the inode in the btree - for
* e.g. fsync
*/
u64 i_size;
u32 i_flags;
atomic_long_t i_sectors_dirty_count;
atomic64_t i_sectors;
struct bch_hash_info str_hash;
};
#define to_bch_ei(_inode) \
container_of(_inode, struct bch_inode_info, vfs_inode)
static inline u8 mode_to_type(umode_t mode)
{
return (mode >> 12) & 15;
}
/* returns 0 if we want to do the update, or error is passed up */
typedef int (*inode_set_fn)(struct bch_inode_info *,
struct bch_inode *, void *);
int __must_check __bch_write_inode(struct cache_set *, struct bch_inode_info *,
inode_set_fn, void *);
int __must_check bch_write_inode(struct cache_set *,
struct bch_inode_info *);
void bch_fs_exit(void);
int bch_fs_init(void);
#endif /* _BCACHE_FS_H */
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