1 files changed, 58 insertions, 0 deletions
diff --git a/usr/src/uts/common/os/copyops.c b/usr/src/uts/common/os/copyops.c
new file mode 100644
index 0000000000..1a9bcd1525
--- /dev/null
+++ b/usr/src/uts/common/os/copyops.c
@@ -0,0 +1,58 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License, Version 1.0 only
+ * (the "License").  You may not use this file except in compliance
+ * with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+#include <sys/types.h>
+#include <sys/copyops.h>
+#include <sys/systm.h>
+
+int
+physio(int (*strat)(struct buf *), struct buf *bp, dev_t dev,
+    int rw, void (*mincnt)(struct buf *), struct uio *uio)
+{
+	return (default_physio(strat, bp, dev, rw, mincnt, uio));
+}
+
+void
+install_copyops(kthread_id_t tp, copyops_t *cp)
+{
+	ASSERT(tp->t_copyops == NULL);
+	tp->t_copyops = cp;
+}
+
+void
+remove_copyops(kthread_id_t tp)
+{
+	ASSERT(tp->t_copyops != NULL);
+	tp->t_copyops = NULL;
+}
+
+int
+copyops_installed(kthread_id_t tp)
+{
+	return (tp->t_copyops != NULL);
+}