658 	if (__improbable(cpipe->pipe_state & PIPE_DEAD)) {  in pipepair_destroy_pipe()
662 	cpipe->pipe_state |= PIPE_DEAD;  in pipepair_destroy_pipe()
664 	can_free = (pp->pp_rpipe.pipe_state & PIPE_DEAD) &&  in pipepair_destroy_pipe()
665 	    (pp->pp_wpipe.pipe_state & PIPE_DEAD);  in pipepair_destroy_pipe()
681 	while (cpipe->pipe_state & PIPE_LOCKFL) {  in pipeio_lock()
682 		cpipe->pipe_state |= PIPE_LWANT;  in pipeio_lock()
689 	cpipe->pipe_state |= PIPE_LOCKFL;  in pipeio_lock()
699 	cpipe->pipe_state &= ~PIPE_LOCKFL;  in pipeio_unlock()
700 	if (cpipe->pipe_state & PIPE_LWANT) {  in pipeio_unlock()
701 		cpipe->pipe_state &= ~PIPE_LWANT;  in pipeio_unlock()
712 	if (cpipe->pipe_state & PIPE_EOF) {  in pipeselwakeup()
720 	if (spipe && (spipe->pipe_state & PIPE_ASYNC) && spipe->pipe_pgid) {  in pipeselwakeup()
823 			if ((rpipe->pipe_state & (PIPE_DRAIN | PIPE_EOF)) ||  in pipe_read()
831 			if (rpipe->pipe_state & PIPE_WANTW) {  in pipe_read()
832 				rpipe->pipe_state &= ~PIPE_WANTW;  in pipe_read()
857 				rpipe->pipe_state |= PIPE_WANTR;  in pipe_read()
879 	if ((rpipe->pipe_busy == 0) && (rpipe->pipe_state & PIPE_WANT)) {  in pipe_read()
880 		rpipe->pipe_state &= ~(PIPE_WANT | PIPE_WANTW);  in pipe_read()
886 		if (rpipe->pipe_state & PIPE_WANTW) {  in pipe_read()
887 			rpipe->pipe_state &= ~PIPE_WANTW;  in pipe_read()
933 	if (wpipe == NULL || (wpipe->pipe_state & (PIPE_DRAIN | PIPE_EOF)) ||  in pipe_write()
987 			    (wpipe->pipe_state & PIPE_WANT)) {  in pipe_write()
988 				wpipe->pipe_state &= ~(PIPE_WANT | PIPE_WANTR);  in pipe_write()
1010 				if ((wpipe->pipe_state & (PIPE_DRAIN | PIPE_EOF)) ||  in pipe_write()
1112 			if (wpipe->pipe_state & PIPE_WANTR) {  in pipe_write()
1113 				wpipe->pipe_state &= ~PIPE_WANTR;  in pipe_write()
1121 			if ((wpipe->pipe_state & (PIPE_DRAIN | PIPE_EOF)) ||  in pipe_write()
1142 			wpipe->pipe_state |= PIPE_WANTW;  in pipe_write()
1153 	if ((wpipe->pipe_busy == 0) && (wpipe->pipe_state & PIPE_WANT)) {  in pipe_write()
1154 		wpipe->pipe_state &= ~(PIPE_WANT | PIPE_WANTR);  in pipe_write()
1162 		if (wpipe->pipe_state & PIPE_WANTR) {  in pipe_write()
1163 			wpipe->pipe_state &= ~PIPE_WANTR;  in pipe_write()
1213 			mpipe->pipe_state |= PIPE_ASYNC;  in pipe_ioctl()
1215 			mpipe->pipe_state &= ~PIPE_ASYNC;  in pipe_ioctl()
1271 		if ((rpipe->pipe_state & PIPE_DIRECTW) ||  in pipe_select()
1273 		    (rpipe->pipe_state & (PIPE_DRAIN | PIPE_EOF)) ||  in pipe_select()
1283 			wpipe->pipe_state |= PIPE_WSELECT;  in pipe_select()
1285 		if (wpipe == NULL || (wpipe->pipe_state & (PIPE_DRAIN | PIPE_EOF)) ||  in pipe_select()
1287 		    (((wpipe->pipe_state & PIPE_DIRECTW) == 0) &&  in pipe_select()
1347 	cpipe->pipe_state &= ~PIPE_DRAIN;  in pipeclose()
1348 	cpipe->pipe_state |= PIPE_EOF;  in pipeclose()
1352 		cpipe->pipe_state |= PIPE_WANT;  in pipeclose()
1371 		ppipe->pipe_state &= ~(PIPE_DRAIN);  in pipeclose()
1372 		ppipe->pipe_state |= PIPE_EOF;  in pipeclose()
1408 	if ((rpipe->pipe_state & (PIPE_DRAIN | PIPE_EOF)) ||  in filt_pipe_draincommon()
1409 	    (wpipe == NULL) || (wpipe->pipe_state & (PIPE_DRAIN | PIPE_EOF))) {  in filt_pipe_draincommon()
1746 	pinfo->pipe_status = cpipe->pipe_state;  in fill_pipeinfo()
1772 			cpipe->pipe_state |= PIPE_DRAIN;  in pipe_drain()
1773 			cpipe->pipe_state &= ~(PIPE_WANTR | PIPE_WANTW);  in pipe_drain()
1780 				ppipe->pipe_state |= PIPE_DRAIN;  in pipe_drain()
1781 				ppipe->pipe_state &= ~(PIPE_WANTR | PIPE_WANTW);  in pipe_drain()