649 	KASSERT((bp->b_flags & B_MALLOC) == 0,  in bufspace_adjust()
888 	KASSERT((bp->b_flags & B_MALLOC) != 0,  in bufmallocadjust()
995 	if (bp->b_flags & B_CACHE) {  in vfs_buf_test_cache()
998 			bp->b_flags &= ~B_CACHE;  in vfs_buf_test_cache()
1235 		bp->b_flags = B_INVAL;  in bufinit()
1391 	if (((bp->b_flags & B_INVAL) == 0 && BUF_ISLOCKED(bp)) ||  in isbufbusy()
1392 	    ((bp->b_flags & (B_DELWRI | B_INVAL)) == B_DELWRI))  in isbufbusy()
1482 				    nbusy, bp, bp->b_vp, bp->b_flags,  in bufshutdown()
1616 	if (bp->b_flags & B_REMFREE) {  in binsfree()
1618 			bp->b_flags |= B_REUSE;  in binsfree()
1619 			bp->b_flags &= ~B_REMFREE;  in binsfree()
1647 	if (bp->b_flags & B_REMFREE)  in buf_free()
1663 	MPASS((bp->b_flags & B_MAXPHYS) == 0);  in buf_free()
1713 		bp->b_flags &= ~(B_AGE | B_REUSE);  in buf_release()
1759 	KASSERT((bp->b_flags & (B_DELWRI | B_NOREUSE)) == 0,  in buf_alloc()
1760 	    ("invalid buffer %p flags %#x", bp, bp->b_flags));  in buf_alloc()
1767 	MPASS((bp->b_flags & B_MAXPHYS) == 0);  in buf_alloc()
1770 	bp->b_flags = 0;  in buf_alloc()
1840 		if ((bp->b_flags & B_REUSE) != 0) {  in buf_recycle()
1843 			bp->b_flags &= ~B_REUSE;  in buf_recycle()
1879 		bp->b_flags |= B_INVAL;  in buf_recycle()
1899 	CTR3(KTR_BUF, "bremfree(%p) vp %p flags %X", bp, bp->b_vp, bp->b_flags);  in bremfree()
1900 	KASSERT((bp->b_flags & B_REMFREE) == 0,  in bremfree()
1906 	bp->b_flags |= B_REMFREE;  in bremfree()
1964 	    bp, bp->b_vp, bp->b_flags);  in bq_remove()
1979 	bp->b_flags &= ~(B_REMFREE | B_REUSE);  in bq_remove()
2039 	if (bp->b_flags & B_AGE) {  in bq_insert()
2049 	bp->b_flags &= ~(B_AGE | B_REUSE);  in bq_insert()
2115 	MPASS((bp->b_flags & B_MAXPHYS) == 0);  in bufkva_alloc()
2186 		if ((rabp->b_flags & B_CACHE) != 0) {  in breada()
2198 		rabp->b_flags |= B_ASYNC;  in breada()
2199 		rabp->b_flags &= ~B_INVAL;  in breada()
2201 			rabp->b_flags |= B_CKHASH;  in breada()
2262 	if ((bp->b_flags & B_CACHE) == 0) {  in breadn_flags()
2272 		bp->b_flags &= ~B_INVAL;  in breadn_flags()
2274 			bp->b_flags |= B_CKHASH;  in breadn_flags()
2323 	CTR3(KTR_BUF, "bufwrite(%p) vp %p flags %X", bp, bp->b_vp, bp->b_flags);  in bufwrite()
2325 		bp->b_flags |= B_INVAL | B_RELBUF;  in bufwrite()
2326 		bp->b_flags &= ~B_CACHE;  in bufwrite()
2330 	if ((bp->b_flags & B_INVAL) != 0) {  in bufwrite()
2335 	if ((bp->b_flags & B_BARRIER) != 0)  in bufwrite()
2338 	oldflags = bp->b_flags;  in bufwrite()
2355 	bp->b_flags &= ~B_DONE;  in bufwrite()
2357 	bp->b_flags |= B_CACHE;  in bufwrite()
2428 			if (nbp->b_flags & B_CLUSTEROK) {  in bufbdflush()
2458 	CTR3(KTR_BUF, "bdwrite(%p) vp %p flags %X", bp, bp->b_vp, bp->b_flags);  in bdwrite()
2460 	KASSERT((bp->b_flags & B_BARRIER) == 0,  in bdwrite()
2463 	if (bp->b_flags & B_INVAL) {  in bdwrite()
2489 	bp->b_flags |= B_CACHE;  in bdwrite()
2549 	    bp, bp->b_vp, bp->b_flags);  in bdirty()
2551 	KASSERT(bp->b_flags & B_REMFREE || bp->b_qindex == QUEUE_NONE,  in bdirty()
2553 	bp->b_flags &= ~(B_RELBUF);  in bdirty()
2556 	if ((bp->b_flags & B_DELWRI) == 0) {  in bdirty()
2557 		bp->b_flags |= /* XXX B_DONE | */ B_DELWRI;  in bdirty()
2578 	CTR3(KTR_BUF, "bundirty(%p) vp %p flags %X", bp, bp->b_vp, bp->b_flags);  in bundirty()
2580 	KASSERT(bp->b_flags & B_REMFREE || bp->b_qindex == QUEUE_NONE,  in bundirty()
2583 	if (bp->b_flags & B_DELWRI) {  in bundirty()
2584 		bp->b_flags &= ~B_DELWRI;  in bundirty()
2591 	bp->b_flags &= ~B_DEFERRED;  in bundirty()
2607 	bp->b_flags |= B_ASYNC;  in bawrite()
2624 	bp->b_flags |= B_ASYNC | B_BARRIER;  in babarrierwrite()
2641 	bp->b_flags |= B_BARRIER;  in bbarrierwrite()
2698 	    bp, bp->b_vp, bp->b_flags);  in brelse()
2699 	KASSERT(!(bp->b_flags & (B_CLUSTER|B_PAGING)),  in brelse()
2701 	KASSERT((bp->b_flags & B_VMIO) != 0 || (bp->b_flags & B_NOREUSE) == 0,  in brelse()
2713 	if (bp->b_flags & B_MANAGED) {  in brelse()
2719 		bp->b_flags &= ~B_IOSTARTED;  in brelse()
2721 		KASSERT((bp->b_flags & B_IOSTARTED) == 0,  in brelse()
2733 	    (bp->b_flags & B_INVALONERR)) {  in brelse()
2740 		bp->b_flags |= B_INVAL | B_RELBUF | B_NOCACHE;  in brelse()
2741 		bp->b_flags &= ~(B_ASYNC | B_CACHE);  in brelse()
2746 	    !(bp->b_flags & B_INVAL)) {  in brelse()
2770 	} else if ((bp->b_flags & (B_NOCACHE | B_INVAL)) ||  in brelse()
2777 		bp->b_flags |= B_INVAL;  in brelse()
2780 		if (bp->b_flags & B_DELWRI)  in brelse()
2782 		bp->b_flags &= ~(B_DELWRI | B_CACHE);  in brelse()
2783 		if ((bp->b_flags & B_VMIO) == 0) {  in brelse()
2799 	if (bp->b_flags & B_DELWRI)  in brelse()
2800 		bp->b_flags &= ~B_RELBUF;  in brelse()
2822 	if ((bp->b_flags & B_VMIO) && (bp->b_flags & B_NOCACHE ||  in brelse()
2825 	    vn_isdisk(bp->b_vp) || (bp->b_flags & B_DELWRI) == 0)) {  in brelse()
2830 	if ((bp->b_flags & (B_INVAL | B_RELBUF)) != 0 ||  in brelse()
2831 	    (bp->b_flags & (B_DELWRI | B_NOREUSE)) == B_NOREUSE) {  in brelse()
2833 		bp->b_flags &= ~B_NOREUSE;  in brelse()
2844 	    (bp->b_flags & (B_INVAL | B_NOCACHE | B_RELBUF)) != 0)  in brelse()
2845 		bp->b_flags |= B_INVAL;  in brelse()
2846 	if (bp->b_flags & B_INVAL) {  in brelse()
2847 		if (bp->b_flags & B_DELWRI)  in brelse()
2861 	if (bp->b_flags & (B_INVAL | B_NOCACHE | B_RELBUF) ||  in brelse()
2867 		bp->b_flags |= B_AGE;  in brelse()
2869 	} else if (bp->b_flags & B_DELWRI)  in brelse()
2874 	if ((bp->b_flags & B_DELWRI) == 0 && (bp->b_xflags & BX_VNDIRTY))  in brelse()
2877 	bp->b_flags &= ~(B_ASYNC | B_NOCACHE | B_RELBUF | B_DIRECT);  in brelse()
2899 	CTR3(KTR_BUF, "bqrelse(%p) vp %p flags %X", bp, bp->b_vp, bp->b_flags);  in bqrelse()
2900 	KASSERT(!(bp->b_flags & (B_CLUSTER|B_PAGING)),  in bqrelse()
2909 	bp->b_flags &= ~(B_ASYNC | B_NOCACHE | B_AGE | B_RELBUF);  in bqrelse()
2913 		bp->b_flags &= ~B_IOSTARTED;  in bqrelse()
2915 		KASSERT((bp->b_flags & B_IOSTARTED) == 0,  in bqrelse()
2919 	if (bp->b_flags & B_MANAGED) {  in bqrelse()
2920 		if (bp->b_flags & B_REMFREE)  in bqrelse()
2926 	if ((bp->b_flags & B_DELWRI) != 0 || (bp->b_vflags & (BV_BKGRDINPROG |  in bqrelse()
2933 		if ((bp->b_flags & B_DELWRI) == 0 &&  in bqrelse()
2936 		if ((bp->b_flags & B_NOREUSE) != 0) {  in bqrelse()
3052 	flags = (bp->b_flags & B_NOREUSE) != 0 ? VPR_NOREUSE : 0;  in vfs_vmio_invalidate()
3101 	flags = (bp->b_flags & B_NOREUSE) != 0 ? VPR_NOREUSE : 0;  in vfs_vmio_truncate()
3102 	if ((bp->b_flags & B_DIRECT) != 0) {  in vfs_vmio_truncate()
3183 	while ((bp->b_flags & B_CACHE) && toff < size) {  in vfs_vmio_extend()
3225 	if ((bpa->b_flags & (B_DELWRI | B_CLUSTEROK | B_INVAL)) !=  in vfs_bio_clcheck()
3274 	    (bp->b_flags & (B_CLUSTEROK | B_INVAL)) == B_CLUSTEROK) {  in vfs_bio_awrite()
3302 	bp->b_flags |= B_ASYNC;  in vfs_bio_awrite()
3396 		bp->b_flags |= B_INVAL;  in getnewbuf()
3626 		    (bp->b_flags & B_DELWRI) == 0) {  in flushbufqueues()
3630 		if (bp->b_flags & B_INVAL) {  in flushbufqueues()
3671 			    bp, bp->b_vp, bp->b_flags);  in flushbufqueues()
3787 	if ((bp->b_flags & B_VMIO) == 0 || bp->b_bufsize == 0)  in vfs_clean_pages_dirty_buf()
4092 		if (bp->b_flags & B_INVAL)  in getblkx()
4093 			bp->b_flags &= ~B_CACHE;  in getblkx()
4094 		else if ((bp->b_flags & (B_VMIO | B_INVAL)) == 0)  in getblkx()
4095 			bp->b_flags |= B_CACHE;  in getblkx()
4096 		if (bp->b_flags & B_MANAGED)  in getblkx()
4105 			if ((bp->b_flags & B_VMIO) == 0 ||  in getblkx()
4107 				if (bp->b_flags & B_DELWRI) {  in getblkx()
4108 					bp->b_flags |= B_NOCACHE;  in getblkx()
4112 						bp->b_flags |= B_RELBUF;  in getblkx()
4115 						bp->b_flags |= B_NOCACHE;  in getblkx()
4168 		if ((bp->b_flags & (B_CACHE|B_DELWRI)) == B_DELWRI) {  in getblkx()
4169 			bp->b_flags |= B_NOCACHE;  in getblkx()
4173 		bp->b_flags &= ~B_DONE;  in getblkx()
4262 			bp->b_flags |= B_INVAL;  in getblkx()
4276 			bp->b_flags |= B_VMIO;  in getblkx()
4281 			bp->b_flags &= ~B_VMIO;  in getblkx()
4290 		bp->b_flags &= ~B_DONE;  in getblkx()
4319 	bp->b_flags |= B_INVAL;	/* b_dep cleared by getnewbuf() */  in geteblk()
4330 	if (bp->b_flags & B_MALLOC) {  in vfs_nonvmio_truncate()
4338 			bp->b_flags &= ~B_MALLOC;  in vfs_nonvmio_truncate()
4368 		bp->b_flags |= B_MALLOC;  in vfs_nonvmio_extend()
4380 	if (bp->b_flags & B_MALLOC) {  in vfs_nonvmio_extend()
4385 		bp->b_flags &= ~B_MALLOC;  in vfs_nonvmio_extend()
4424 	if ((bp->b_flags & B_VMIO) == 0) {  in allocbuf()
4425 		if ((bp->b_flags & B_MALLOC) == 0)  in allocbuf()
4441 		KASSERT((bp->b_flags & B_MALLOC) == 0,  in allocbuf()
4449 			bp->b_flags |= B_CACHE;  in allocbuf()
4566 	if (bp->b_flags & B_EINTR) {  in bufwait()
4567 		bp->b_flags &= ~B_EINTR;  in bufwait()
4603 	CTR3(KTR_BUF, "bufdone(%p) vp %p flags %X", bp, bp->b_vp, bp->b_flags);  in bufdone()
4606 	KASSERT(!(bp->b_flags & B_DONE), ("biodone: bp %p already done", bp));  in bufdone()
4620 	if (bp->b_flags & B_VMIO) {  in bufdone()
4627 		    !(bp->b_flags & (B_INVAL|B_NOCACHE)) &&  in bufdone()
4629 			bp->b_flags |= B_CACHE;  in bufdone()
4634 	if ((bp->b_flags & B_CKHASH) != 0) {  in bufdone()
4645 	if (bp->b_flags & B_ASYNC) {  in bufdone()
4646 		if ((bp->b_flags & (B_NOCACHE | B_INVAL | B_RELBUF)) ||  in bufdone()
4670 	if (!(bp->b_flags & B_VMIO))  in vfs_unbusy_pages()
4801 	if (!(bp->b_flags & B_VMIO))  in vfs_busy_pages()
4808 	if ((bp->b_flags & B_CLUSTER) == 0) {  in vfs_busy_pages()
4838 		    (bp->b_flags & B_CACHE) == 0) {  in vfs_busy_pages()
4865 	if (!(bp->b_flags & B_VMIO))  in vfs_bio_set_valid()
4913 	if ((bp->b_flags & (B_VMIO | B_MALLOC)) != B_VMIO) {  in vfs_bio_clrbuf()
4917 	bp->b_flags &= ~B_INVAL;  in vfs_bio_clrbuf()
4990 		bp->b_flags |= B_DIRECT;  in b_io_dismiss()
4994 		bp->b_flags |= B_RELBUF;  in b_io_dismiss()
4996 			bp->b_flags |= B_NOREUSE;  in b_io_dismiss()
5034 	MPASS((bp->b_flags & B_MAXPHYS) == 0);  in vm_hold_load_pages()
5096 	MPASS((bp->b_flags & B_MAXPHYS) != 0);  in vmapbuf()
5141 	bp->b_flags |= B_DONE;  in bdone()
5153 	while ((bp->b_flags & B_DONE) == 0)  in bwait()
5422 					bp->b_flags |= B_RELBUF;  in vfs_bio_getpages()
5424 				bp->b_flags &= ~B_NOCACHE;  in vfs_bio_getpages()
5493 	    (u_int)bp->b_flags, PRINT_BUF_FLAGS,  in DB_SHOW_COMMAND()