bsd/vfs/vfs_bio.c

127 static errno_t	buf_acquire_locked(buf_t bp, int flags, int slpflag, int slptimeo);
128 static int	buf_iterprepare(vnode_t vp, struct buflists *, int flags);
129 static void	buf_itercomplete(vnode_t vp, struct buflists *, int flags);
530 buf_setflags(buf_t bp, int32_t flags) {
532         SET(bp->b_flags, (flags & BUF_X_WRFLAGS));
536 buf_clearflags(buf_t bp, int32_t flags) {
538         CLR(bp->b_flags, (flags & BUF_X_WRFLAGS));
1351 buf_iterate(vnode_t vp, int (*callout)(buf_t, void *), int flags, void *arg)
1357 	int	notify_busy = flags & BUF_NOTIFY_BUSY;
1361 	if (flags & BUF_SKIP_LOCKED)
1363 	if (flags & BUF_SKIP_NONLOCKED)
1366 	if ( !(flags & (BUF_SCAN_DIRTY | BUF_SCAN_CLEAN)))
1367 	        flags |= BUF_SCAN_DIRTY;
1371 	if (flags & BUF_SCAN_DIRTY) {
1376 	if (flags & BUF_SCAN_CLEAN) {
1435 buf_invalidateblks(vnode_t vp, int flags, int slpflag, int slptimeo)
1478 			if ((flags & BUF_SKIP_META) && (bp->b_lblkno < 0 || ISSET(bp->b_flags, B_META)))
1483 			if ( !(flags & BUF_INVALIDATE_LOCKED) )
1549 			if ((flags & BUF_SKIP_META) && (bp->b_lblkno < 0 || ISSET(bp->b_flags, B_META)))
1554 			if ( !(flags & BUF_INVALIDATE_LOCKED) )
1591 			if (ISSET(bp->b_flags, B_DELWRI) && (flags & BUF_WRITE_DATA))
1613 buf_flushdirtyblks(vnode_t vp, int wait, int flags, const char *msg) {
1615 	(void) buf_flushdirtyblks_skipinfo(vp, wait, flags, msg);
1620 buf_flushdirtyblks_skipinfo(vnode_t vp, int wait, int flags, const char *msg) {
1629 	if (flags & BUF_SKIP_LOCKED)
1631 	if (flags & BUF_SKIP_NONLOCKED)
1716 buf_iterprepare(vnode_t vp, struct buflists *iterheadp, int flags)
1720 	if (flags & VBI_DIRTY)
1747 buf_itercomplete(vnode_t vp, struct buflists *iterheadp, int flags)
1752 	if (flags & VBI_DIRTY)
3202 buf_set_redundancy_flags(buf_t bp, uint32_t flags)
3204 	SET(bp->b_redundancy_flags, flags);
3208 buf_clear_redundancy_flags(buf_t bp, uint32_t flags)
3210 	CLR(bp->b_redundancy_flags, flags);
3476 	        panic("getnewbuf: bp @ %p is LOCKED or BUSY! (flags 0x%x)\n", bp, bp->b_flags);
3605 buf_invalblkno(vnode_t vp, daddr64_t lblkno, int flags)
3621 	        if ( !ISSET(flags, BUF_WAIT)) {
3685 buf_acquire(buf_t bp, int flags, int slpflag, int slptimeo) {
3690 	error = buf_acquire_locked(bp, flags, slpflag, slptimeo);
3699 buf_acquire_locked(buf_t bp, int flags, int slpflag, int slptimeo)
3705 	        if ((flags & BAC_SKIP_LOCKED))
3708 	        if ((flags & BAC_SKIP_NONLOCKED))
3717 	        if (flags & BAC_NOWAIT)
3730 	if (flags & BAC_REMOVE)