Add a call for nfsrpc_close() to ncl_reclaim() in the experimental

NFSv4 client, since the call in ncl_inactive() might be missed
because VOP_INACTIVE() is not guaranteed to be called before
VOP_RECLAIM().

MFC after:	1 week

sys/fs/nfsclient/nfs_clnode.c

@@ -236,6 +236,15 @@ ncl_reclaim(struct vop_reclaim_args *ap)
 	if (prtactive && vrefcnt(vp) != 0)
 		vprint("ncl_reclaim: pushing active", vp);
 
+	if (NFS_ISV4(vp) && vp->v_type == VREG)
+		/*
+		 * Since mmap()'d files do I/O after VOP_CLOSE(), the NFSv4
+		 * Close operations are delayed until ncl_inactive().
+		 * However, since VOP_INACTIVE() is not guaranteed to be
+		 * called, we need to do it again here.
+		 */
+		(void) nfsrpc_close(vp, 1, ap->a_td);
+
 	/*
 	 * If the NLM is running, give it a chance to abort pending
 	 * locks.