diff --git a/sys/kern/vfs_subr.c b/sys/kern/vfs_subr.c index 23343f12a1b..952a48990d2 100644 --- a/sys/kern/vfs_subr.c +++ b/sys/kern/vfs_subr.c @@ -2218,8 +2218,10 @@ vputx(struct vnode *vp, int func) } break; case VPUTX_VUNREF: - if (VOP_ISLOCKED(vp) != LK_EXCLUSIVE) - error = EBUSY; + if (VOP_ISLOCKED(vp) != LK_EXCLUSIVE) { + error = VOP_LOCK(vp, LK_TRYUPGRADE | LK_INTERLOCK); + VI_LOCK(vp); + } break; } if (vp->v_usecount > 0)