411 getpbuf(int *pfreecnt)  in getpbuf()  argument
418 		while (pfreecnt && *pfreecnt <= 0) {  in getpbuf()
419 			tsleep_interlock(pfreecnt, 0);  in getpbuf()
420 			if ((int)atomic_fetchadd_int(pfreecnt, 0) <= 0)  in getpbuf()
421 				tsleep(pfreecnt, PINTERLOCKED, "wswbuf0", 0);  in getpbuf()
444 			if (pfreecnt)  in getpbuf()
445 				atomic_add_int(pfreecnt, -1);  in getpbuf()
456 getpbuf_kva(int *pfreecnt)  in getpbuf_kva()  argument
463 		while (pfreecnt && *pfreecnt <= 0) {  in getpbuf_kva()
464 			tsleep_interlock(pfreecnt, 0);  in getpbuf_kva()
465 			if ((int)atomic_fetchadd_int(pfreecnt, 0) <= 0)  in getpbuf_kva()
466 				tsleep(pfreecnt, PINTERLOCKED, "wswbuf2", 0);  in getpbuf_kva()
489 			if (pfreecnt)  in getpbuf_kva()
490 				atomic_add_int(pfreecnt, -1);  in getpbuf_kva()
505 getpbuf_mem(int *pfreecnt)  in getpbuf_mem()  argument
512 		while (pfreecnt && *pfreecnt <= 0) {  in getpbuf_mem()
513 			tsleep_interlock(pfreecnt, 0);  in getpbuf_mem()
514 			if ((int)atomic_fetchadd_int(pfreecnt, 0) <= 0)  in getpbuf_mem()
515 				tsleep(pfreecnt, PINTERLOCKED, "wswbuf4", 0);  in getpbuf_mem()
538 			if (pfreecnt)  in getpbuf_mem()
539 				atomic_add_int(pfreecnt, -1);  in getpbuf_mem()
558 trypbuf(int *pfreecnt)  in trypbuf()  argument
565 		if (*pfreecnt <= 0 || TAILQ_FIRST(&bswlist_raw[iter]) == NULL) {  in trypbuf()
570 		if (*pfreecnt <= 0 ||  in trypbuf()
578 		atomic_add_int(pfreecnt, -1);  in trypbuf()
590 trypbuf_kva(int *pfreecnt)  in trypbuf_kva()  argument
597 		if (*pfreecnt <= 0 || TAILQ_FIRST(&bswlist_kva[iter]) == NULL) {  in trypbuf_kva()
602 		if (*pfreecnt <= 0 ||  in trypbuf_kva()
610 		atomic_add_int(pfreecnt, -1);  in trypbuf_kva()
630 relpbuf(struct buf *bp, int *pfreecnt)  in relpbuf()  argument
647 		if (pfreecnt) {  in relpbuf()
648 			if (atomic_fetchadd_int(pfreecnt, 1) == 1)  in relpbuf()
661 		if (pfreecnt) {  in relpbuf()
662 			if (atomic_fetchadd_int(pfreecnt, 1) == 1)  in relpbuf()
676 		if (pfreecnt) {  in relpbuf()
677 			if (atomic_fetchadd_int(pfreecnt, 1) == 1)  in relpbuf()
685 		wakeup(pfreecnt);  in relpbuf()
689 pbuf_adjcount(int *pfreecnt, int n)  in pbuf_adjcount()  argument
692 		atomic_add_int(pfreecnt, n);  in pbuf_adjcount()
693 		wakeup(pfreecnt);  in pbuf_adjcount()