4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
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21 * CA 95054 USA or visit www.sun.com if you need additional information or
27 * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
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33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
37 # define DEBUG_SUBSYSTEM S_LNET
40 #include <linux/kdev_t.h>
41 #include <linux/ctype.h>
42 #include <asm/uaccess.h>
44 #include <libcfs/libcfs.h>
46 /* write a userspace buffer to disk.
47 * NOTE: this returns 0 on success, not the number of bytes written. */
49 filp_user_write(struct file *filp, const void *buf, size_t count,
57 while ((ssize_t)count > 0) {
58 size = vfs_write(filp, (const void __user *)buf, count, offset);
69 EXPORT_SYMBOL(filp_user_write);