![Lachlan McIlroy](/assets/img/avatar_default.png)
This patch handles error return values in fs_flush_pages and fs_flushinval_pages. It changes the prototype of fs_flushinval_pages so we can propogate the errors and handle them at higher layers. I also modified xfs_itruncate_start so that it could propogate the error further. SGI-PV: 961990 SGI-Modid: xfs-linux-melb:xfs-kern:28231a Signed-off-by: Lachlan McIlroy <lachlan@sgi.com> Signed-off-by: Stewart Smith <stewart@flamingspork.com> Signed-off-by: Tim Shimmin <tes@sgi.com>
84 lines
1.9 KiB
C
84 lines
1.9 KiB
C
/*
|
|
* 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"
|
|
|
|
int fs_noerr(void) { return 0; }
|
|
int fs_nosys(void) { return ENOSYS; }
|
|
void fs_noval(void) { return; }
|
|
|
|
void
|
|
fs_tosspages(
|
|
bhv_desc_t *bdp,
|
|
xfs_off_t first,
|
|
xfs_off_t last,
|
|
int fiopt)
|
|
{
|
|
bhv_vnode_t *vp = BHV_TO_VNODE(bdp);
|
|
struct inode *ip = vn_to_inode(vp);
|
|
|
|
if (VN_CACHED(vp))
|
|
truncate_inode_pages(ip->i_mapping, first);
|
|
}
|
|
|
|
int
|
|
fs_flushinval_pages(
|
|
bhv_desc_t *bdp,
|
|
xfs_off_t first,
|
|
xfs_off_t last,
|
|
int fiopt)
|
|
{
|
|
bhv_vnode_t *vp = BHV_TO_VNODE(bdp);
|
|
struct inode *ip = vn_to_inode(vp);
|
|
int ret = 0;
|
|
|
|
if (VN_CACHED(vp)) {
|
|
if (VN_TRUNC(vp))
|
|
VUNTRUNCATE(vp);
|
|
ret = filemap_write_and_wait(ip->i_mapping);
|
|
if (!ret)
|
|
truncate_inode_pages(ip->i_mapping, first);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
int
|
|
fs_flush_pages(
|
|
bhv_desc_t *bdp,
|
|
xfs_off_t first,
|
|
xfs_off_t last,
|
|
uint64_t flags,
|
|
int fiopt)
|
|
{
|
|
bhv_vnode_t *vp = BHV_TO_VNODE(bdp);
|
|
struct inode *ip = vn_to_inode(vp);
|
|
int ret = 0;
|
|
int ret2;
|
|
|
|
if (VN_DIRTY(vp)) {
|
|
if (VN_TRUNC(vp))
|
|
VUNTRUNCATE(vp);
|
|
ret = filemap_fdatawrite(ip->i_mapping);
|
|
if (flags & XFS_B_ASYNC)
|
|
return ret;
|
|
ret2 = filemap_fdatawait(ip->i_mapping);
|
|
if (!ret)
|
|
ret = ret2;
|
|
}
|
|
return ret;
|
|
}
|