21 struct xfs_buf;
122 	void (*verify_read)(struct xfs_buf *);
123 	void (*verify_write)(struct xfs_buf *);
124 	xfs_failaddr_t (*verify_struct)(struct xfs_buf *bp);
127 struct xfs_buf {  struct
198 struct xfs_buf *xfs_buf_incore(struct xfs_buftarg *target,  argument
203 		int nmaps, xfs_buf_flags_t flags, struct xfs_buf **bpp);
205 		int nmaps, xfs_buf_flags_t flags, struct xfs_buf **bpp,
216 	struct xfs_buf		**bpp)  in xfs_buf_get()
229 	struct xfs_buf		**bpp,  in xfs_buf_read()
250 		struct xfs_buf **bpp);
252 			  size_t numblks, int flags, struct xfs_buf **bpp,
254 int _xfs_buf_read(struct xfs_buf *bp, xfs_buf_flags_t flags);
255 void xfs_buf_hold(struct xfs_buf *bp);
258 extern void xfs_buf_rele(struct xfs_buf *);
261 extern int xfs_buf_trylock(struct xfs_buf *);
262 extern void xfs_buf_lock(struct xfs_buf *);
263 extern void xfs_buf_unlock(struct xfs_buf *);
267 static inline void xfs_buf_relse(struct xfs_buf *bp)  in xfs_buf_relse()
274 extern int xfs_bwrite(struct xfs_buf *bp);
276 extern void __xfs_buf_ioerror(struct xfs_buf *bp, int error,
279 extern void xfs_buf_ioerror_alert(struct xfs_buf *bp, xfs_failaddr_t fa);
280 void xfs_buf_ioend_fail(struct xfs_buf *);
281 void xfs_buf_zero(struct xfs_buf *bp, size_t boff, size_t bsize);
282 void __xfs_buf_mark_corrupt(struct xfs_buf *bp, xfs_failaddr_t fa);
286 extern void *xfs_buf_offset(struct xfs_buf *, size_t);
287 extern void xfs_buf_stale(struct xfs_buf *bp);
291 extern bool xfs_buf_delwri_queue(struct xfs_buf *, struct list_head *);
294 extern int xfs_buf_delwri_pushbuf(struct xfs_buf *, struct list_head *);
300 static inline xfs_daddr_t xfs_buf_daddr(struct xfs_buf *bp)  in xfs_buf_daddr()
305 void xfs_buf_set_ref(struct xfs_buf *bp, int lru_ref);
312 static inline void xfs_buf_oneshot(struct xfs_buf *bp)  in xfs_buf_oneshot()
319 static inline int xfs_buf_ispinned(struct xfs_buf *bp)  in xfs_buf_ispinned()
325 xfs_buf_verify_cksum(struct xfs_buf *bp, unsigned long cksum_offset)  in xfs_buf_verify_cksum()
332 xfs_buf_update_cksum(struct xfs_buf *bp, unsigned long cksum_offset)  in xfs_buf_update_cksum()
351 int xfs_buf_reverify(struct xfs_buf *bp, const struct xfs_buf_ops *ops);
352 bool xfs_verify_magic(struct xfs_buf *bp, __be32 dmagic);
353 bool xfs_verify_magic16(struct xfs_buf *bp, __be16 dmagic);