2005-04-16 22:20:36 +00:00
|
|
|
/*
|
2005-11-02 03:58:39 +00:00
|
|
|
* Copyright (c) 2000,2005 Silicon Graphics, Inc.
|
|
|
|
* All Rights Reserved.
|
2005-04-16 22:20:36 +00:00
|
|
|
*
|
2005-11-02 03:58:39 +00:00
|
|
|
* This program is free software; you can redistribute it and/or
|
|
|
|
* modify it under the terms of the GNU General Public License as
|
2005-04-16 22:20:36 +00:00
|
|
|
* published by the Free Software Foundation.
|
|
|
|
*
|
2005-11-02 03:58:39 +00:00
|
|
|
* 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.
|
2005-04-16 22:20:36 +00:00
|
|
|
*
|
2005-11-02 03:58:39 +00:00
|
|
|
* 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
|
2005-04-16 22:20:36 +00:00
|
|
|
*/
|
|
|
|
#include "xfs.h"
|
2005-11-02 03:38:42 +00:00
|
|
|
#include "xfs_fs.h"
|
2005-04-16 22:20:36 +00:00
|
|
|
#include "xfs_types.h"
|
2005-11-02 03:38:42 +00:00
|
|
|
#include "xfs_bit.h"
|
2005-04-16 22:20:36 +00:00
|
|
|
#include "xfs_log.h"
|
2005-11-02 03:38:42 +00:00
|
|
|
#include "xfs_inum.h"
|
2005-04-16 22:20:36 +00:00
|
|
|
#include "xfs_trans.h"
|
|
|
|
#include "xfs_sb.h"
|
|
|
|
#include "xfs_ag.h"
|
|
|
|
#include "xfs_mount.h"
|
|
|
|
#include "xfs_bmap_btree.h"
|
2005-11-02 03:38:42 +00:00
|
|
|
#include "xfs_alloc_btree.h"
|
2005-04-16 22:20:36 +00:00
|
|
|
#include "xfs_ialloc_btree.h"
|
|
|
|
#include "xfs_dinode.h"
|
|
|
|
#include "xfs_inode.h"
|
2005-11-02 03:38:42 +00:00
|
|
|
#include "xfs_btree.h"
|
|
|
|
#include "xfs_trans_priv.h"
|
|
|
|
#include "xfs_inode_item.h"
|
2010-06-24 01:36:58 +00:00
|
|
|
#include "xfs_trace.h"
|
2005-04-16 22:20:36 +00:00
|
|
|
|
|
|
|
#ifdef XFS_TRANS_DEBUG
|
|
|
|
STATIC void
|
|
|
|
xfs_trans_inode_broot_debug(
|
|
|
|
xfs_inode_t *ip);
|
|
|
|
#else
|
|
|
|
#define xfs_trans_inode_broot_debug(ip)
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/*
|
2009-09-01 00:51:52 +00:00
|
|
|
* Get an inode and join it to the transaction.
|
2005-04-16 22:20:36 +00:00
|
|
|
*/
|
|
|
|
int
|
|
|
|
xfs_trans_iget(
|
|
|
|
xfs_mount_t *mp,
|
|
|
|
xfs_trans_t *tp,
|
|
|
|
xfs_ino_t ino,
|
|
|
|
uint flags,
|
|
|
|
uint lock_flags,
|
|
|
|
xfs_inode_t **ipp)
|
|
|
|
{
|
|
|
|
int error;
|
|
|
|
|
2010-06-24 01:35:17 +00:00
|
|
|
error = xfs_iget(mp, tp, ino, flags, lock_flags, ipp);
|
2010-06-24 01:36:58 +00:00
|
|
|
if (!error && tp) {
|
|
|
|
xfs_trans_ijoin(tp, *ipp);
|
|
|
|
(*ipp)->i_itemp->ili_lock_flags = lock_flags;
|
|
|
|
}
|
2009-09-01 00:51:52 +00:00
|
|
|
return error;
|
2005-04-16 22:20:36 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
2010-06-24 01:36:58 +00:00
|
|
|
* Add a locked inode to the transaction.
|
|
|
|
*
|
|
|
|
* The inode must be locked, and it cannot be associated with any transaction.
|
2005-04-16 22:20:36 +00:00
|
|
|
*/
|
|
|
|
void
|
|
|
|
xfs_trans_ijoin(
|
2010-06-24 01:36:58 +00:00
|
|
|
struct xfs_trans *tp,
|
|
|
|
struct xfs_inode *ip)
|
2005-04-16 22:20:36 +00:00
|
|
|
{
|
|
|
|
xfs_inode_log_item_t *iip;
|
|
|
|
|
|
|
|
ASSERT(ip->i_transp == NULL);
|
2008-04-22 07:34:00 +00:00
|
|
|
ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
|
2005-04-16 22:20:36 +00:00
|
|
|
if (ip->i_itemp == NULL)
|
|
|
|
xfs_inode_item_init(ip, ip->i_mount);
|
|
|
|
iip = ip->i_itemp;
|
2010-06-24 01:36:58 +00:00
|
|
|
ASSERT(iip->ili_lock_flags == 0);
|
2005-04-16 22:20:36 +00:00
|
|
|
|
|
|
|
/*
|
|
|
|
* Get a log_item_desc to point at the new item.
|
|
|
|
*/
|
2010-06-23 08:11:15 +00:00
|
|
|
xfs_trans_add_item(tp, &iip->ili_item);
|
2005-04-16 22:20:36 +00:00
|
|
|
|
|
|
|
xfs_trans_inode_broot_debug(ip);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Initialize i_transp so we can find it with xfs_inode_incore()
|
|
|
|
* in xfs_trans_iget() above.
|
|
|
|
*/
|
|
|
|
ip->i_transp = tp;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
2010-06-24 01:36:58 +00:00
|
|
|
* Add a locked inode to the transaction.
|
|
|
|
*
|
|
|
|
*
|
|
|
|
* Grabs a reference to the inode which will be dropped when the transaction
|
|
|
|
* is commited. The inode will also be unlocked at that point. The inode
|
|
|
|
* must be locked, and it cannot be associated with any transaction.
|
2005-04-16 22:20:36 +00:00
|
|
|
*/
|
|
|
|
void
|
2010-06-24 01:36:58 +00:00
|
|
|
xfs_trans_ijoin_ref(
|
|
|
|
struct xfs_trans *tp,
|
|
|
|
struct xfs_inode *ip,
|
|
|
|
uint lock_flags)
|
2005-04-16 22:20:36 +00:00
|
|
|
{
|
2010-06-24 01:36:58 +00:00
|
|
|
xfs_trans_ijoin(tp, ip);
|
|
|
|
IHOLD(ip);
|
|
|
|
ip->i_itemp->ili_lock_flags = lock_flags;
|
2005-04-16 22:20:36 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* This is called to mark the fields indicated in fieldmask as needing
|
|
|
|
* to be logged when the transaction is committed. The inode must
|
|
|
|
* already be associated with the given transaction.
|
|
|
|
*
|
|
|
|
* The values for fieldmask are defined in xfs_inode_item.h. We always
|
|
|
|
* log all of the core inode if any of it has changed, and we always log
|
|
|
|
* all of the inline data/extents/b-tree root if any of them has changed.
|
|
|
|
*/
|
|
|
|
void
|
|
|
|
xfs_trans_log_inode(
|
|
|
|
xfs_trans_t *tp,
|
|
|
|
xfs_inode_t *ip,
|
|
|
|
uint flags)
|
|
|
|
{
|
|
|
|
ASSERT(ip->i_transp == tp);
|
|
|
|
ASSERT(ip->i_itemp != NULL);
|
2008-04-22 07:34:00 +00:00
|
|
|
ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
|
2005-04-16 22:20:36 +00:00
|
|
|
|
|
|
|
tp->t_flags |= XFS_TRANS_DIRTY;
|
2010-06-23 08:11:15 +00:00
|
|
|
ip->i_itemp->ili_item.li_desc->lid_flags |= XFS_LID_DIRTY;
|
2005-04-16 22:20:36 +00:00
|
|
|
|
|
|
|
/*
|
|
|
|
* Always OR in the bits from the ili_last_fields field.
|
|
|
|
* This is to coordinate with the xfs_iflush() and xfs_iflush_done()
|
|
|
|
* routines in the eventual clearing of the ilf_fields bits.
|
|
|
|
* See the big comment in xfs_iflush() for an explanation of
|
2006-03-28 22:55:14 +00:00
|
|
|
* this coordination mechanism.
|
2005-04-16 22:20:36 +00:00
|
|
|
*/
|
|
|
|
flags |= ip->i_itemp->ili_last_fields;
|
|
|
|
ip->i_itemp->ili_format.ilf_fields |= flags;
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef XFS_TRANS_DEBUG
|
|
|
|
/*
|
|
|
|
* Keep track of the state of the inode btree root to make sure we
|
|
|
|
* log it properly.
|
|
|
|
*/
|
|
|
|
STATIC void
|
|
|
|
xfs_trans_inode_broot_debug(
|
|
|
|
xfs_inode_t *ip)
|
|
|
|
{
|
|
|
|
xfs_inode_log_item_t *iip;
|
|
|
|
|
|
|
|
ASSERT(ip->i_itemp != NULL);
|
|
|
|
iip = ip->i_itemp;
|
|
|
|
if (iip->ili_root_size != 0) {
|
|
|
|
ASSERT(iip->ili_orig_root != NULL);
|
2008-05-19 06:31:57 +00:00
|
|
|
kmem_free(iip->ili_orig_root);
|
2005-04-16 22:20:36 +00:00
|
|
|
iip->ili_root_size = 0;
|
|
|
|
iip->ili_orig_root = NULL;
|
|
|
|
}
|
|
|
|
if (ip->i_d.di_format == XFS_DINODE_FMT_BTREE) {
|
|
|
|
ASSERT((ip->i_df.if_broot != NULL) &&
|
|
|
|
(ip->i_df.if_broot_bytes > 0));
|
|
|
|
iip->ili_root_size = ip->i_df.if_broot_bytes;
|
|
|
|
iip->ili_orig_root =
|
|
|
|
(char*)kmem_alloc(iip->ili_root_size, KM_SLEEP);
|
|
|
|
memcpy(iip->ili_orig_root, (char*)(ip->i_df.if_broot),
|
|
|
|
iip->ili_root_size);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
#endif
|