1 files changed, 1 insertions, 1 deletions
diff --git a/sys/vm/vm_swap.c b/sys/vm/vm_swap.c
index 0a38aa3..11ca203 100644
--- a/sys/vm/vm_swap.c
+++ b/sys/vm/vm_swap.c
@@ -137,7 +137,7 @@ swapdev_strategy(ap)
 
 	vhold(sp->sw_vp);
 	s = splvm();
-	if ((bp->b_flags & B_READ) == 0) {
+	if (bp->b_iocmd == BIO_WRITE) {
 		vp = bp->b_vp;
 		if (vp) {
 			vp->v_numoutput--;