298 #define BUF_LOCKINIT(bp, wmesg)						\  argument
299 	lockinit(&(bp)->b_lock, PVFS, wmesg, 0, LK_NEW)
304 #define	BUF_LOCK(bp, locktype, interlock)				\  argument
305 	_lockmgr_args_rw(&(bp)->b_lock, (locktype), (interlock),	\
312 #define	BUF_TIMELOCK(bp, locktype, interlock, wmesg, catch, timo)	\  argument
313 	_lockmgr_args_rw(&(bp)->b_lock, (locktype) | LK_TIMELOCK,	\
321 #define	BUF_UNLOCK(bp) do {						\  argument
322 	KASSERT(((bp)->b_flags & B_REMFREE) == 0,			\
323 	    ("BUF_UNLOCK %p while B_REMFREE is still set.", (bp)));	\
325 	BUF_UNLOCK_RAW((bp));						\
327 #define	BUF_UNLOCK_RAW(bp) do {						\  argument
328 	(void)_lockmgr_args(&(bp)->b_lock, LK_RELEASE, NULL,		\
336 #define	BUF_LOCKRECURSED(bp)						\  argument
337 	lockmgr_recursed(&(bp)->b_lock)
342 #define	BUF_ISLOCKED(bp)						\  argument
343 	lockstatus(&(bp)->b_lock)
348 #define	BUF_DISOWNED(bp)						\  argument
349 	lockmgr_disowned(&(bp)->b_lock)
354 #define BUF_LOCKFREE(bp) 						\  argument
355 	lockdestroy(&(bp)->b_lock)
360 #define BUF_LOCKPRINTINFO(bp) 						\  argument
361 	lockmgr_printinfo(&(bp)->b_lock)
367 #define	BUF_ASSERT_LOCKED(bp)						\  argument
368 	_lockmgr_assert(&(bp)->b_lock, KA_LOCKED, LOCK_FILE, LOCK_LINE)
369 #define	BUF_ASSERT_SLOCKED(bp)						\  argument
370 	_lockmgr_assert(&(bp)->b_lock, KA_SLOCKED, LOCK_FILE, LOCK_LINE)
371 #define	BUF_ASSERT_XLOCKED(bp)						\  argument
372 	_lockmgr_assert(&(bp)->b_lock, KA_XLOCKED, LOCK_FILE, LOCK_LINE)
373 #define	BUF_ASSERT_UNLOCKED(bp)						\  argument
374 	_lockmgr_assert(&(bp)->b_lock, KA_UNLOCKED, LOCK_FILE, LOCK_LINE)
376 #define	BUF_ASSERT_LOCKED(bp)  argument
377 #define	BUF_ASSERT_SLOCKED(bp)  argument
378 #define	BUF_ASSERT_XLOCKED(bp)  argument
379 #define	BUF_ASSERT_UNLOCKED(bp)  argument
389 #define	BUF_KERNPROC(bp)						\  argument
390 	_lockmgr_disown(&(bp)->b_lock, LOCK_FILE, LOCK_LINE)
425 bwrite(struct buf *bp)  in bwrite()  argument
428 	KASSERT(bp->b_bufobj != NULL, ("bwrite: no bufobj bp=%p", bp));  in bwrite()
429 	KASSERT(bp->b_bufobj->bo_ops != NULL, ("bwrite: no bo_ops bp=%p", bp));  in bwrite()
430 	KASSERT(bp->b_bufobj->bo_ops->bop_write != NULL,  in bwrite()
431 	    ("bwrite: no bop_write bp=%p", bp));  in bwrite()
432 	return (BO_WRITE(bp->b_bufobj, bp));  in bwrite()
436 bstrategy(struct buf *bp)  in bstrategy()  argument
439 	KASSERT(bp->b_bufobj != NULL, ("bstrategy: no bufobj bp=%p", bp));  in bstrategy()
440 	KASSERT(bp->b_bufobj->bo_ops != NULL,  in bstrategy()
441 	    ("bstrategy: no bo_ops bp=%p", bp));  in bstrategy()
442 	KASSERT(bp->b_bufobj->bo_ops->bop_strategy != NULL,  in bstrategy()
443 	    ("bstrategy: no bop_strategy bp=%p", bp));  in bstrategy()
444 	BO_STRATEGY(bp->b_bufobj, bp);  in bstrategy()
448 buf_start(struct buf *bp)  in buf_start()  argument
450 	KASSERT((bp->b_flags & B_IOSTARTED) == 0,  in buf_start()
451 	    ("recursed buf_start %p", bp));  in buf_start()
452 	bp->b_flags |= B_IOSTARTED;  in buf_start()
454 		(*bioops.io_start)(bp);  in buf_start()
458 buf_complete(struct buf *bp)  in buf_complete()  argument
460 	if ((bp->b_flags & B_IOSTARTED) != 0) {  in buf_complete()
461 		bp->b_flags &= ~B_IOSTARTED;  in buf_complete()
463 			(*bioops.io_complete)(bp);  in buf_complete()
468 buf_deallocate(struct buf *bp)  in buf_deallocate()  argument
471 		(*bioops.io_deallocate)(bp);  in buf_deallocate()
475 buf_countdeps(struct buf *bp, int i)  in buf_countdeps()  argument
478 		return ((*bioops.io_countdeps)(bp, i));  in buf_countdeps()
484 buf_track(struct buf *bp __unused, const char *location __unused)  in buf_track()
488 	bp->b_io_tracking[BUF_TRACKING_ENTRY(bp->b_io_tcnt++)] = location;  in buf_track()
490 	bp->b_io_tracking = location;  in buf_track()
499 #define	clrbuf(bp) {							\  argument
500 	bzero((bp)->b_data, (u_int)(bp)->b_bcount);			\
501 	(bp)->b_resid = 0;						\
532 buf_mapped(struct buf *bp)  in buf_mapped()  argument
535 	return (bp->b_data != unmapped_buf);  in buf_mapped()
544 void	bdata2bio(struct buf *bp, struct bio *bip);
570 void	vfs_busy_pages_acquire(struct buf *bp);
571 void	vfs_busy_pages_release(struct buf *bp);
596 void	vfs_bio_brelse(struct buf *bp, int ioflags);
597 void	vfs_bio_bzero_buf(struct buf *bp, int base, int size);
599 void	vfs_bio_set_flags(struct buf *bp, int ioflags);
607 void	pbgetbo(struct bufobj *bo, struct buf *bp);
611 int	allocbuf(struct buf *bp, int size);