diff options
Diffstat (limited to 'fs/xfs/support/move.c')
| -rw-r--r-- | fs/xfs/support/move.c | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/fs/xfs/support/move.c b/fs/xfs/support/move.c deleted file mode 100644 index 15b5194f16b..00000000000 --- a/fs/xfs/support/move.c +++ /dev/null @@ -1,66 +0,0 @@ -/* - * Copyright (c) 2000-2003 Silicon Graphics, Inc. All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it would be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - * - * Further, this software is distributed without any warranty that it is - * free of the rightful claim of any third person regarding infringement - * or the like. Any license provided herein, whether implied or - * otherwise, applies only to this software file. Patent licenses, if - * any, provided herein do not apply to combinations of this program with - * other software, or any other product whatsoever. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write the Free Software Foundation, Inc., 59 - * Temple Place - Suite 330, Boston MA 02111-1307, USA. - * - * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, - * Mountain View, CA 94043, or: - * - * http://www.sgi.com - * - * For further information regarding this notice, see: - * - * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/ - */ - -#include <xfs.h> - -/* Read from kernel buffer at src to user/kernel buffer defined - * by the uio structure. Advance the pointer in the uio struct - * as we go. - */ -int -uio_read(caddr_t src, size_t len, struct uio *uio) -{ - size_t count; - - if (!len || !uio->uio_resid) - return 0; - - count = uio->uio_iov->iov_len; - if (!count) - return 0; - if (count > len) - count = len; - - if (uio->uio_segflg == UIO_USERSPACE) { - if (copy_to_user(uio->uio_iov->iov_base, src, count)) - return EFAULT; - } else { - ASSERT(uio->uio_segflg == UIO_SYSSPACE); - memcpy(uio->uio_iov->iov_base, src, count); - } - - uio->uio_iov->iov_base = (void*)((char*)uio->uio_iov->iov_base + count); - uio->uio_iov->iov_len -= count; - uio->uio_offset += count; - uio->uio_resid -= count; - return 0; -} |
