forked from Minki/linux
207fcfad58
The only thing left is xfs_do_force_shutdown which already has a defintion in xfs_mount.h. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <david@fromorbit.com> Signed-off-by: Niv Sardi <xaiki@sgi.com>
142 lines
3.4 KiB
C
142 lines
3.4 KiB
C
/*
|
|
* Copyright (c) 2000-2005 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_fs.h"
|
|
#include "xfs_types.h"
|
|
#include "xfs_bit.h"
|
|
#include "xfs_log.h"
|
|
#include "xfs_inum.h"
|
|
#include "xfs_trans.h"
|
|
#include "xfs_sb.h"
|
|
#include "xfs_ag.h"
|
|
#include "xfs_dir2.h"
|
|
#include "xfs_dmapi.h"
|
|
#include "xfs_mount.h"
|
|
#include "xfs_da_btree.h"
|
|
#include "xfs_bmap_btree.h"
|
|
#include "xfs_ialloc_btree.h"
|
|
#include "xfs_alloc_btree.h"
|
|
#include "xfs_dir2_sf.h"
|
|
#include "xfs_attr_sf.h"
|
|
#include "xfs_dinode.h"
|
|
#include "xfs_inode.h"
|
|
#include "xfs_inode_item.h"
|
|
#include "xfs_btree.h"
|
|
#include "xfs_alloc.h"
|
|
#include "xfs_ialloc.h"
|
|
#include "xfs_quota.h"
|
|
#include "xfs_error.h"
|
|
#include "xfs_bmap.h"
|
|
#include "xfs_rw.h"
|
|
#include "xfs_buf_item.h"
|
|
#include "xfs_log_priv.h"
|
|
#include "xfs_dir2_trace.h"
|
|
#include "xfs_extfree_item.h"
|
|
#include "xfs_acl.h"
|
|
#include "xfs_attr.h"
|
|
#include "xfs_mru_cache.h"
|
|
#include "xfs_filestream.h"
|
|
#include "xfs_fsops.h"
|
|
#include "xfs_vnodeops.h"
|
|
#include "xfs_utils.h"
|
|
#include "xfs_sync.h"
|
|
|
|
|
|
/*
|
|
* xfs_unmount_flush implements a set of flush operation on special
|
|
* inodes, which are needed as a separate set of operations so that
|
|
* they can be called as part of relocation process.
|
|
*/
|
|
int
|
|
xfs_unmount_flush(
|
|
xfs_mount_t *mp, /* Mount structure we are getting
|
|
rid of. */
|
|
int relocation) /* Called from vfs relocation. */
|
|
{
|
|
xfs_inode_t *rip = mp->m_rootip;
|
|
xfs_inode_t *rbmip;
|
|
xfs_inode_t *rsumip = NULL;
|
|
int error;
|
|
|
|
xfs_ilock(rip, XFS_ILOCK_EXCL | XFS_ILOCK_PARENT);
|
|
xfs_iflock(rip);
|
|
|
|
/*
|
|
* Flush out the real time inodes.
|
|
*/
|
|
if ((rbmip = mp->m_rbmip) != NULL) {
|
|
xfs_ilock(rbmip, XFS_ILOCK_EXCL);
|
|
xfs_iflock(rbmip);
|
|
error = xfs_iflush(rbmip, XFS_IFLUSH_SYNC);
|
|
xfs_iunlock(rbmip, XFS_ILOCK_EXCL);
|
|
|
|
if (error == EFSCORRUPTED)
|
|
goto fscorrupt_out;
|
|
|
|
ASSERT(vn_count(VFS_I(rbmip)) == 1);
|
|
|
|
rsumip = mp->m_rsumip;
|
|
xfs_ilock(rsumip, XFS_ILOCK_EXCL);
|
|
xfs_iflock(rsumip);
|
|
error = xfs_iflush(rsumip, XFS_IFLUSH_SYNC);
|
|
xfs_iunlock(rsumip, XFS_ILOCK_EXCL);
|
|
|
|
if (error == EFSCORRUPTED)
|
|
goto fscorrupt_out;
|
|
|
|
ASSERT(vn_count(VFS_I(rsumip)) == 1);
|
|
}
|
|
|
|
/*
|
|
* Synchronously flush root inode to disk
|
|
*/
|
|
error = xfs_iflush(rip, XFS_IFLUSH_SYNC);
|
|
if (error == EFSCORRUPTED)
|
|
goto fscorrupt_out2;
|
|
|
|
if (vn_count(VFS_I(rip)) != 1 && !relocation) {
|
|
xfs_iunlock(rip, XFS_ILOCK_EXCL);
|
|
return XFS_ERROR(EBUSY);
|
|
}
|
|
|
|
/*
|
|
* Release dquot that rootinode, rbmino and rsumino might be holding,
|
|
* flush and purge the quota inodes.
|
|
*/
|
|
error = XFS_QM_UNMOUNT(mp);
|
|
if (error == EFSCORRUPTED)
|
|
goto fscorrupt_out2;
|
|
|
|
if (rbmip) {
|
|
IRELE(rbmip);
|
|
IRELE(rsumip);
|
|
}
|
|
|
|
xfs_iunlock(rip, XFS_ILOCK_EXCL);
|
|
return 0;
|
|
|
|
fscorrupt_out:
|
|
xfs_ifunlock(rip);
|
|
|
|
fscorrupt_out2:
|
|
xfs_iunlock(rip, XFS_ILOCK_EXCL);
|
|
|
|
return XFS_ERROR(EFSCORRUPTED);
|
|
}
|
|
|