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xfs: remove the ip argument to xfs_defer_finish

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And instead require callers to explicitly join the inode using
xfs_defer_ijoin.  Also consolidate the defer error handling in
a few places using a goto label.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
This commit is contained in:
Christoph Hellwig 2017-08-28 10:21:04 -07:00 committed by Darrick J. Wong
parent 882d8785fb
commit 8ad7c629b1
15 changed files with 129 additions and 116 deletions
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140
fs/xfs/libxfs/xfs_attr.c
View File

@ -328,13 +328,12 @@ xfs_attr_set(
*/
xfs_defer_init(args.dfops, args.firstblock);
error = xfs_attr_shortform_to_leaf(&args);
if (!error)
error = xfs_defer_finish(&args.trans, args.dfops, dp);
if (error) {
args.trans = NULL;
xfs_defer_cancel(&dfops);
goto out;
}
if (error)
goto out_defer_cancel;
xfs_defer_ijoin(args.dfops, dp);
error = xfs_defer_finish(&args.trans, args.dfops);
if (error)
goto out_defer_cancel;
/*
* Commit the leaf transformation. We'll need another (linked)
@ -373,6 +372,9 @@ xfs_attr_set(
return error;
out_defer_cancel:
xfs_defer_cancel(&dfops);
args.trans = NULL;
out:
if (args.trans)
xfs_trans_cancel(args.trans);
@ -593,13 +595,12 @@ xfs_attr_leaf_addname(xfs_da_args_t *args)
*/
xfs_defer_init(args->dfops, args->firstblock);
error = xfs_attr3_leaf_to_node(args);
if (!error)
error = xfs_defer_finish(&args->trans, args->dfops, dp);
if (error) {
args->trans = NULL;
xfs_defer_cancel(args->dfops);
return error;
}
if (error)
goto out_defer_cancel;
xfs_defer_ijoin(args->dfops, dp);
error = xfs_defer_finish(&args->trans, args->dfops);
if (error)
goto out_defer_cancel;
/*
* Commit the current trans (including the inode) and start
@ -684,14 +685,12 @@ xfs_attr_leaf_addname(xfs_da_args_t *args)
xfs_defer_init(args->dfops, args->firstblock);
error = xfs_attr3_leaf_to_shortform(bp, args, forkoff);
/* bp is gone due to xfs_da_shrink_inode */
if (!error)
error = xfs_defer_finish(&args->trans,
args->dfops, dp);
if (error) {
args->trans = NULL;
xfs_defer_cancel(args->dfops);
return error;
}
if (error)
goto out_defer_cancel;
xfs_defer_ijoin(args->dfops, dp);
error = xfs_defer_finish(&args->trans, args->dfops);
if (error)
goto out_defer_cancel;
}
/*
@ -706,6 +705,10 @@ xfs_attr_leaf_addname(xfs_da_args_t *args)
error = xfs_attr3_leaf_clearflag(args);
}
return error;
out_defer_cancel:
xfs_defer_cancel(args->dfops);
args->trans = NULL;
return error;
}
/*
@ -747,15 +750,18 @@ xfs_attr_leaf_removename(xfs_da_args_t *args)
xfs_defer_init(args->dfops, args->firstblock);
error = xfs_attr3_leaf_to_shortform(bp, args, forkoff);
/* bp is gone due to xfs_da_shrink_inode */
if (!error)
error = xfs_defer_finish(&args->trans, args->dfops, dp);
if (error) {
args->trans = NULL;
xfs_defer_cancel(args->dfops);
return error;
}
if (error)
goto out_defer_cancel;
xfs_defer_ijoin(args->dfops, dp);
error = xfs_defer_finish(&args->trans, args->dfops);
if (error)
goto out_defer_cancel;
}
return 0;
out_defer_cancel:
xfs_defer_cancel(args->dfops);
args->trans = NULL;
return error;
}
/*
@ -872,14 +878,12 @@ xfs_attr_node_addname(xfs_da_args_t *args)
state = NULL;
xfs_defer_init(args->dfops, args->firstblock);
error = xfs_attr3_leaf_to_node(args);
if (!error)
error = xfs_defer_finish(&args->trans,
args->dfops, dp);
if (error) {
args->trans = NULL;
xfs_defer_cancel(args->dfops);
goto out;
}
if (error)
goto out_defer_cancel;
xfs_defer_ijoin(args->dfops, dp);
error = xfs_defer_finish(&args->trans, args->dfops);
if (error)
goto out_defer_cancel;
/*
* Commit the node conversion and start the next
@ -900,13 +904,12 @@ xfs_attr_node_addname(xfs_da_args_t *args)
*/
xfs_defer_init(args->dfops, args->firstblock);
error = xfs_da3_split(state);
if (!error)
error = xfs_defer_finish(&args->trans, args->dfops, dp);
if (error) {
args->trans = NULL;
xfs_defer_cancel(args->dfops);
goto out;
}
if (error)
goto out_defer_cancel;
xfs_defer_ijoin(args->dfops, dp);
error = xfs_defer_finish(&args->trans, args->dfops);
if (error)
goto out_defer_cancel;
} else {
/*
* Addition succeeded, update Btree hashvals.
@ -999,14 +1002,12 @@ xfs_attr_node_addname(xfs_da_args_t *args)
if (retval && (state->path.active > 1)) {
xfs_defer_init(args->dfops, args->firstblock);
error = xfs_da3_join(state);
if (!error)
error = xfs_defer_finish(&args->trans,
args->dfops, dp);
if (error) {
args->trans = NULL;
xfs_defer_cancel(args->dfops);
goto out;
}
if (error)
goto out_defer_cancel;
xfs_defer_ijoin(args->dfops, dp);
error = xfs_defer_finish(&args->trans, args->dfops);
if (error)
goto out_defer_cancel;
}
/*
@ -1032,6 +1033,10 @@ xfs_attr_node_addname(xfs_da_args_t *args)
if (error)
return error;
return retval;
out_defer_cancel:
xfs_defer_cancel(args->dfops);
args->trans = NULL;
goto out;
}
/*
@ -1122,13 +1127,12 @@ xfs_attr_node_removename(xfs_da_args_t *args)
if (retval && (state->path.active > 1)) {
xfs_defer_init(args->dfops, args->firstblock);
error = xfs_da3_join(state);
if (!error)
error = xfs_defer_finish(&args->trans, args->dfops, dp);
if (error) {
args->trans = NULL;
xfs_defer_cancel(args->dfops);
goto out;
}
if (error)
goto out_defer_cancel;
xfs_defer_ijoin(args->dfops, dp);
error = xfs_defer_finish(&args->trans, args->dfops);
if (error)
goto out_defer_cancel;
/*
* Commit the Btree join operation and start a new trans.
*/
@ -1156,14 +1160,12 @@ xfs_attr_node_removename(xfs_da_args_t *args)
xfs_defer_init(args->dfops, args->firstblock);
error = xfs_attr3_leaf_to_shortform(bp, args, forkoff);
/* bp is gone due to xfs_da_shrink_inode */
if (!error)
error = xfs_defer_finish(&args->trans,
args->dfops, dp);
if (error) {
args->trans = NULL;
xfs_defer_cancel(args->dfops);
goto out;
}
if (error)
goto out_defer_cancel;
xfs_defer_ijoin(args->dfops, dp);
error = xfs_defer_finish(&args->trans, args->dfops);
if (error)
goto out_defer_cancel;
} else
xfs_trans_brelse(args->trans, bp);
}
@ -1172,6 +1174,10 @@ xfs_attr_node_removename(xfs_da_args_t *args)
out:
xfs_da_state_free(state);
return error;
out_defer_cancel:
xfs_defer_cancel(args->dfops);
args->trans = NULL;
goto out;
}
/*

35
fs/xfs/libxfs/xfs_attr_remote.c
View File

@ -467,13 +467,12 @@ xfs_attr_rmtval_set(
error = xfs_bmapi_write(args->trans, dp, (xfs_fileoff_t)lblkno,
blkcnt, XFS_BMAPI_ATTRFORK, args->firstblock,
args->total, &map, &nmap, args->dfops);
if (!error)
error = xfs_defer_finish(&args->trans, args->dfops, dp);
if (error) {
args->trans = NULL;
xfs_defer_cancel(args->dfops);
return error;
}
if (error)
goto out_defer_cancel;
xfs_defer_ijoin(args->dfops, dp);
error = xfs_defer_finish(&args->trans, args->dfops);
if (error)
goto out_defer_cancel;
ASSERT(nmap == 1);
ASSERT((map.br_startblock != DELAYSTARTBLOCK) &&
@ -539,6 +538,10 @@ xfs_attr_rmtval_set(
}
ASSERT(valuelen == 0);
return 0;
out_defer_cancel:
xfs_defer_cancel(args->dfops);
args->trans = NULL;
return error;
}
/*
@ -609,14 +612,12 @@ xfs_attr_rmtval_remove(
error = xfs_bunmapi(args->trans, args->dp, lblkno, blkcnt,
XFS_BMAPI_ATTRFORK, 1, args->firstblock,
args->dfops, &done);
if (!error)
error = xfs_defer_finish(&args->trans, args->dfops,
args->dp);
if (error) {
args->trans = NULL;
xfs_defer_cancel(args->dfops);
return error;
}
if (error)
goto out_defer_cancel;
xfs_defer_ijoin(args->dfops, args->dp);
error = xfs_defer_finish(&args->trans, args->dfops);
if (error)
goto out_defer_cancel;
/*
* Close out trans and start the next one in the chain.
@ -626,4 +627,8 @@ xfs_attr_rmtval_remove(
return error;
}
return 0;
out_defer_cancel:
xfs_defer_cancel(args->dfops);
args->trans = NULL;
return error;
}

4
fs/xfs/libxfs/xfs_bmap.c
View File

@ -1196,7 +1196,7 @@ xfs_bmap_add_attrfork(
xfs_log_sb(tp);
}
error = xfs_defer_finish(&tp, &dfops, NULL);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto bmap_cancel;
error = xfs_trans_commit(tp);
@ -6402,7 +6402,7 @@ xfs_bmap_split_extent(
if (error)
goto out;
error = xfs_defer_finish(&tp, &dfops, NULL);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto out;

8
fs/xfs/libxfs/xfs_defer.c
View File

@ -277,8 +277,7 @@ xfs_defer_has_unfinished_work(
/*
* Add this inode to the deferred op. Each joined inode is relogged
* each time we roll the transaction, in addition to any inode passed
* to xfs_defer_finish().
* each time we roll the transaction.
*/
int
xfs_defer_ijoin(
@ -310,8 +309,7 @@ xfs_defer_ijoin(
int
xfs_defer_finish(
struct xfs_trans **tp,
struct xfs_defer_ops *dop,
struct xfs_inode *ip)
struct xfs_defer_ops *dop)
{
struct xfs_defer_pending *dfp;
struct list_head *li;
@ -324,8 +322,6 @@ xfs_defer_finish(
trace_xfs_defer_finish((*tp)->t_mountp, dop);
xfs_defer_ijoin(dop, ip);
/* Until we run out of pending work to finish... */
while (xfs_defer_has_unfinished_work(dop)) {
/* Log intents for work items sitting in the intake. */

3
fs/xfs/libxfs/xfs_defer.h
View File

@ -72,8 +72,7 @@ struct xfs_defer_ops {
void xfs_defer_add(struct xfs_defer_ops *dop, enum xfs_defer_ops_type type,
struct list_head *h);
int xfs_defer_finish(struct xfs_trans **tp, struct xfs_defer_ops *dop,
struct xfs_inode *ip);
int xfs_defer_finish(struct xfs_trans **tp, struct xfs_defer_ops *dop);
void xfs_defer_cancel(struct xfs_defer_ops *dop);
void xfs_defer_init(struct xfs_defer_ops *dop, xfs_fsblock_t *fbp);
bool xfs_defer_has_unfinished_work(struct xfs_defer_ops *dop);

2
fs/xfs/libxfs/xfs_refcount.c
View File

@ -1679,7 +1679,7 @@ xfs_refcount_recover_cow_leftovers(
xfs_bmap_add_free(mp, &dfops, fsb,
rr->rr_rrec.rc_blockcount, NULL);
error = xfs_defer_finish(&tp, &dfops, NULL);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto out_defer;

2
fs/xfs/xfs_bmap_item.c
View File

@ -502,7 +502,7 @@ xfs_bui_recover(
}
/* Finish transaction, free inodes. */
error = xfs_defer_finish(&tp, &dfops, NULL);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto err_dfops;

10
fs/xfs/xfs_bmap_util.c
View File

@ -1136,7 +1136,7 @@ xfs_alloc_file_space(
/*
* Complete the transaction
*/
error = xfs_defer_finish(&tp, &dfops, NULL);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto error0;
@ -1202,7 +1202,8 @@ xfs_unmap_extent(
if (error)
goto out_bmap_cancel;
error = xfs_defer_finish(&tp, &dfops, ip);
xfs_defer_ijoin(&dfops, ip);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto out_bmap_cancel;
@ -1496,7 +1497,7 @@ xfs_shift_file_space(
if (error)
goto out_bmap_cancel;
error = xfs_defer_finish(&tp, &dfops, NULL);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto out_bmap_cancel;
@ -1777,7 +1778,8 @@ xfs_swap_extent_rmap(
if (error)
goto out_defer;
error = xfs_defer_finish(tpp, &dfops, ip);
xfs_defer_ijoin(&dfops, ip);
error = xfs_defer_finish(tpp, &dfops);
if (error)
goto out_defer;

2
fs/xfs/xfs_dquot.c
View File

@ -383,7 +383,7 @@ xfs_qm_dqalloc(
xfs_trans_bhold(tp, bp);
error = xfs_defer_finish(tpp, &dfops, NULL);
error = xfs_defer_finish(tpp, &dfops);
if (error)
goto error1;

13
fs/xfs/xfs_inode.c
View File

@ -1285,7 +1285,7 @@ xfs_create(
*/
xfs_qm_vop_create_dqattach(tp, ip, udqp, gdqp, pdqp);
error = xfs_defer_finish(&tp, &dfops, NULL);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto out_bmap_cancel;
@ -1513,7 +1513,7 @@ xfs_link(
if (mp->m_flags & (XFS_MOUNT_WSYNC|XFS_MOUNT_DIRSYNC))
xfs_trans_set_sync(tp);
error = xfs_defer_finish(&tp, &dfops, NULL);
error = xfs_defer_finish(&tp, &dfops);
if (error) {
xfs_defer_cancel(&dfops);
goto error_return;
@ -1607,7 +1607,8 @@ xfs_itruncate_extents(
* Duplicate the transaction that has the permanent
* reservation and commit the old transaction.
*/
error = xfs_defer_finish(&tp, &dfops, ip);
xfs_defer_ijoin(&dfops, ip);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto out_bmap_cancel;
@ -1855,7 +1856,7 @@ xfs_inactive_ifree(
* Just ignore errors at this point. There is nothing we can do except
* to try to keep going. Make sure it's not a silent error.
*/
error = xfs_defer_finish(&tp, &dfops, NULL);
error = xfs_defer_finish(&tp, &dfops);
if (error) {
xfs_notice(mp, "%s: xfs_defer_finish returned error %d",
__func__, error);
@ -2650,7 +2651,7 @@ xfs_remove(
if (mp->m_flags & (XFS_MOUNT_WSYNC|XFS_MOUNT_DIRSYNC))
xfs_trans_set_sync(tp);
error = xfs_defer_finish(&tp, &dfops, NULL);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto out_bmap_cancel;
@ -2736,7 +2737,7 @@ xfs_finish_rename(
if (tp->t_mountp->m_flags & (XFS_MOUNT_WSYNC|XFS_MOUNT_DIRSYNC))
xfs_trans_set_sync(tp);
error = xfs_defer_finish(&tp, dfops, NULL);
error = xfs_defer_finish(&tp, dfops);
if (error) {
xfs_defer_cancel(dfops);
xfs_trans_cancel(tp);

6
fs/xfs/xfs_iomap.c
View File

@ -274,7 +274,7 @@ xfs_iomap_write_direct(
/*
* Complete the transaction
*/
error = xfs_defer_finish(&tp, &dfops, NULL);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto out_bmap_cancel;
@ -784,7 +784,7 @@ xfs_iomap_write_allocate(
if (error)
goto trans_cancel;
error = xfs_defer_finish(&tp, &dfops, NULL);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto trans_cancel;
@ -906,7 +906,7 @@ xfs_iomap_write_unwritten(
xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
}
error = xfs_defer_finish(&tp, &dfops, NULL);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto error_on_bmapi_transaction;

2
fs/xfs/xfs_refcount_item.c
View File

@ -525,7 +525,7 @@ xfs_cui_recover(
}
xfs_refcount_finish_one_cleanup(tp, rcur, error);
error = xfs_defer_finish(&tp, &dfops, NULL);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto abort_defer;
set_bit(XFS_CUI_RECOVERED, &cuip->cui_flags);

11
fs/xfs/xfs_reflink.c
View File

@ -464,7 +464,7 @@ xfs_reflink_allocate_cow(
goto out_bmap_cancel;
/* Finish up. */
error = xfs_defer_finish(&tp, &dfops, NULL);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto out_bmap_cancel;
@ -602,7 +602,8 @@ xfs_reflink_cancel_cow_blocks(
-(long)del.br_blockcount);
/* Roll the transaction */
error = xfs_defer_finish(tpp, &dfops, ip);
xfs_defer_ijoin(&dfops, ip);
error = xfs_defer_finish(tpp, &dfops);
if (error) {
xfs_defer_cancel(&dfops);
break;
@ -791,7 +792,8 @@ xfs_reflink_end_cow(
/* Remove the mapping from the CoW fork. */
xfs_bmap_del_extent_cow(ip, &idx, &got, &del);
error = xfs_defer_finish(&tp, &dfops, ip);
xfs_defer_ijoin(&dfops, ip);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto out_defer;
next_extent:
@ -1152,7 +1154,8 @@ xfs_reflink_remap_extent(
next_extent:
/* Process all the deferred stuff. */
error = xfs_defer_finish(&tp, &dfops, ip);
xfs_defer_ijoin(&dfops, ip);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto out_defer;
}

2
fs/xfs/xfs_rtalloc.c
View File

@ -810,7 +810,7 @@ xfs_growfs_rt_alloc(
/*
* Free any blocks freed up in the transaction, then commit.
*/
error = xfs_defer_finish(&tp, &dfops, NULL);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto out_bmap_cancel;
error = xfs_trans_commit(tp);

5
fs/xfs/xfs_symlink.c
View File

@ -378,7 +378,7 @@ xfs_symlink(
xfs_trans_set_sync(tp);
}
error = xfs_defer_finish(&tp, &dfops, NULL);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto out_bmap_cancel;
@ -497,7 +497,8 @@ xfs_inactive_symlink_rmt(
/*
* Commit the first transaction. This logs the EFI and the inode.
*/
error = xfs_defer_finish(&tp, &dfops, ip);
xfs_defer_ijoin(&dfops, ip);
error = xfs_defer_finish(&tp, &dfops);
if (error)
goto error_bmap_cancel;
/*