Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / staging / lustre / lustre / obdclass / statfs_pack.c

diff --git a/kernel/drivers/staging/lustre/lustre/obdclass/statfs_pack.c b/kernel/drivers/staging/lustre/lustre/obdclass/statfs_pack.c
new file mode 100644 (file)
index 0000000..cc785ab
--- /dev/null
+++ b/kernel/drivers/staging/lustre/lustre/obdclass/statfs_pack.c
@@ -0,0 +1,75 @@
+/*
+ * GPL HEADER START
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 only,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License version 2 for more details (a copy is included
+ * in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License
+ * version 2 along with this program; If not, see
+ * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ * GPL HEADER END
+ */
+/*
+ * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Use is subject to license terms.
+ */
+/*
+ * This file is part of Lustre, http://www.lustre.org/
+ * Lustre is a trademark of Sun Microsystems, Inc.
+ *
+ * lustre/obdclass/statfs_pack.c
+ *
+ * (Un)packing of OST/MDS requests
+ *
+ * Author: Andreas Dilger <adilger@clusterfs.com>
+ */
+
+#define DEBUG_SUBSYSTEM S_CLASS
+
+#include <linux/statfs.h>
+#include "../include/lustre_export.h"
+#include "../include/lustre_net.h"
+#include "../include/obd_support.h"
+#include "../include/obd_class.h"
+
+void statfs_pack(struct obd_statfs *osfs, struct kstatfs *sfs)
+{
+       memset(osfs, 0, sizeof(*osfs));
+       osfs->os_type = sfs->f_type;
+       osfs->os_blocks = sfs->f_blocks;
+       osfs->os_bfree = sfs->f_bfree;
+       osfs->os_bavail = sfs->f_bavail;
+       osfs->os_files = sfs->f_files;
+       osfs->os_ffree = sfs->f_ffree;
+       osfs->os_bsize = sfs->f_bsize;
+       osfs->os_namelen = sfs->f_namelen;
+}
+EXPORT_SYMBOL(statfs_pack);
+
+void statfs_unpack(struct kstatfs *sfs, struct obd_statfs *osfs)
+{
+       memset(sfs, 0, sizeof(*sfs));
+       sfs->f_type = osfs->os_type;
+       sfs->f_blocks = osfs->os_blocks;
+       sfs->f_bfree = osfs->os_bfree;
+       sfs->f_bavail = osfs->os_bavail;
+       sfs->f_files = osfs->os_files;
+       sfs->f_ffree = osfs->os_ffree;
+       sfs->f_bsize = osfs->os_bsize;
+       sfs->f_namelen = osfs->os_namelen;
+}
+EXPORT_SYMBOL(statfs_unpack);