diff options
Diffstat (limited to 'fs/xfs/linux-2.6/xfs_fs_subr.c')
-rw-r--r-- | fs/xfs/linux-2.6/xfs_fs_subr.c | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/fs/xfs/linux-2.6/xfs_fs_subr.c b/fs/xfs/linux-2.6/xfs_fs_subr.c deleted file mode 100644 index ed88ed16811c..000000000000 --- a/fs/xfs/linux-2.6/xfs_fs_subr.c +++ /dev/null @@ -1,96 +0,0 @@ -/* - * Copyright (c) 2000-2002,2005-2006 Silicon Graphics, Inc. - * All Rights Reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms 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. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ -#include "xfs.h" -#include "xfs_vnodeops.h" -#include "xfs_bmap_btree.h" -#include "xfs_inode.h" -#include "xfs_trace.h" - -/* - * note: all filemap functions return negative error codes. These - * need to be inverted before returning to the xfs core functions. - */ -void -xfs_tosspages( - xfs_inode_t *ip, - xfs_off_t first, - xfs_off_t last, - int fiopt) -{ - /* can't toss partial tail pages, so mask them out */ - last &= ~(PAGE_SIZE - 1); - truncate_inode_pages_range(VFS_I(ip)->i_mapping, first, last - 1); -} - -int -xfs_flushinval_pages( - xfs_inode_t *ip, - xfs_off_t first, - xfs_off_t last, - int fiopt) -{ - struct address_space *mapping = VFS_I(ip)->i_mapping; - int ret = 0; - - trace_xfs_pagecache_inval(ip, first, last); - - xfs_iflags_clear(ip, XFS_ITRUNCATED); - ret = filemap_write_and_wait_range(mapping, first, - last == -1 ? LLONG_MAX : last); - if (!ret) - truncate_inode_pages_range(mapping, first, last); - return -ret; -} - -int -xfs_flush_pages( - xfs_inode_t *ip, - xfs_off_t first, - xfs_off_t last, - uint64_t flags, - int fiopt) -{ - struct address_space *mapping = VFS_I(ip)->i_mapping; - int ret = 0; - int ret2; - - xfs_iflags_clear(ip, XFS_ITRUNCATED); - ret = -filemap_fdatawrite_range(mapping, first, - last == -1 ? LLONG_MAX : last); - if (flags & XBF_ASYNC) - return ret; - ret2 = xfs_wait_on_pages(ip, first, last); - if (!ret) - ret = ret2; - return ret; -} - -int -xfs_wait_on_pages( - xfs_inode_t *ip, - xfs_off_t first, - xfs_off_t last) -{ - struct address_space *mapping = VFS_I(ip)->i_mapping; - - if (mapping_tagged(mapping, PAGECACHE_TAG_WRITEBACK)) { - return -filemap_fdatawait_range(mapping, first, - last == -1 ? ip->i_size - 1 : last); - } - return 0; -} |