Most callers of xfs_defer_init() immediately attach the dfops
structure to a transaction. Add a transaction parameter to eliminate
much of this boilerplate code. This also helps self-document the
fact that many codepaths now expect a dfops pointer implicitly via
xfs_trans->t_dfops.
Signed-off-by: Brian Foster <bfoster@xxxxxxxxxx>
---
fs/xfs/libxfs/xfs_attr.c | 26 ++++++++++++++------------
fs/xfs/libxfs/xfs_attr_remote.c | 6 +++---
fs/xfs/libxfs/xfs_bmap.c | 6 ++----
fs/xfs/libxfs/xfs_defer.c | 9 ++++++++-
fs/xfs/libxfs/xfs_defer.h | 3 ++-
fs/xfs/libxfs/xfs_refcount.c | 3 +--
fs/xfs/xfs_bmap_util.c | 17 ++++++-----------
fs/xfs/xfs_dquot.c | 5 ++---
fs/xfs/xfs_inode.c | 18 ++++++------------
fs/xfs/xfs_iomap.c | 9 +++------
fs/xfs/xfs_log_recover.c | 2 +-
fs/xfs/xfs_reflink.c | 12 ++++--------
fs/xfs/xfs_rtalloc.c | 3 +--
fs/xfs/xfs_symlink.c | 6 ++----
14 files changed, 55 insertions(+), 70 deletions(-)
diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
index a14ab9b2669e..8a7e2c0308c4 100644
--- a/fs/xfs/libxfs/xfs_attr.c
+++ b/fs/xfs/libxfs/xfs_attr.c
@@ -253,8 +253,7 @@ xfs_attr_set(
rsvd ? XFS_TRANS_RESERVE : 0, &args.trans);
if (error)
return error;
- xfs_defer_init(&dfops, &firstblock);
- args.trans->t_dfops = &dfops;
+ xfs_defer_init(args.trans, &dfops, &firstblock);
xfs_ilock(dp, XFS_ILOCK_EXCL);
error = xfs_trans_reserve_quota_nblks(args.trans, dp, args.total, 0,
@@ -428,8 +427,7 @@ xfs_attr_remove(
&args.trans);
if (error)
return error;
- xfs_defer_init(&dfops, &firstblock);
- args.trans->t_dfops = &dfops;
+ xfs_defer_init(args.trans, &dfops, &firstblock);
xfs_ilock(dp, XFS_ILOCK_EXCL);
/*
@@ -600,7 +598,7 @@ xfs_attr_leaf_addname(
* Commit that transaction so that the node_addname() call
* can manage its own transactions.
*/
- xfs_defer_init(args->trans->t_dfops, args->firstblock);
+ xfs_defer_init(NULL, args->trans->t_dfops, args->firstblock);
error = xfs_attr3_leaf_to_node(args);
if (error)
goto out_defer_cancel;
@@ -689,7 +687,8 @@ xfs_attr_leaf_addname(
* If the result is small enough, shrink it all into the inode.
*/
if ((forkoff = xfs_attr_shortform_allfit(bp, dp))) {
- xfs_defer_init(args->trans->t_dfops, args->firstblock);
+ xfs_defer_init(NULL, args->trans->t_dfops,
+ args->firstblock);
error = xfs_attr3_leaf_to_shortform(bp, args, forkoff);
/* bp is gone due to xfs_da_shrink_inode */
if (error)
@@ -754,7 +753,7 @@ xfs_attr_leaf_removename(
* If the result is small enough, shrink it all into the inode.
*/
if ((forkoff = xfs_attr_shortform_allfit(bp, dp))) {
- xfs_defer_init(args->trans->t_dfops, args->firstblock);
+ xfs_defer_init(NULL, args->trans->t_dfops, args->firstblock);
error = xfs_attr3_leaf_to_shortform(bp, args, forkoff);
/* bp is gone due to xfs_da_shrink_inode */
if (error)
@@ -883,7 +882,8 @@ xfs_attr_node_addname(
*/
xfs_da_state_free(state);
state = NULL;
- xfs_defer_init(args->trans->t_dfops, args->firstblock);
+ xfs_defer_init(NULL, args->trans->t_dfops,
+ args->firstblock);
error = xfs_attr3_leaf_to_node(args);
if (error)
goto out_defer_cancel;
@@ -910,7 +910,7 @@ xfs_attr_node_addname(
* in the index/blkno/rmtblkno/rmtblkcnt fields and
* in the index2/blkno2/rmtblkno2/rmtblkcnt2 fields.
*/
- xfs_defer_init(args->trans->t_dfops, args->firstblock);
+ xfs_defer_init(NULL, args->trans->t_dfops, args->firstblock);
error = xfs_da3_split(state);
if (error)
goto out_defer_cancel;
@@ -1008,7 +1008,8 @@ xfs_attr_node_addname(
* Check to see if the tree needs to be collapsed.
*/
if (retval && (state->path.active > 1)) {
- xfs_defer_init(args->trans->t_dfops, args->firstblock);
+ xfs_defer_init(NULL, args->trans->t_dfops,
+ args->firstblock);
error = xfs_da3_join(state);
if (error)
goto out_defer_cancel;
@@ -1133,7 +1134,7 @@ xfs_attr_node_removename(
* Check to see if the tree needs to be collapsed.
*/
if (retval && (state->path.active > 1)) {
- xfs_defer_init(args->trans->t_dfops, args->firstblock);
+ xfs_defer_init(NULL, args->trans->t_dfops, args->firstblock);
error = xfs_da3_join(state);
if (error)
goto out_defer_cancel;
@@ -1165,7 +1166,8 @@ xfs_attr_node_removename(
goto out;
if ((forkoff = xfs_attr_shortform_allfit(bp, dp))) {
- xfs_defer_init(args->trans->t_dfops, args->firstblock);
+ xfs_defer_init(NULL, args->trans->t_dfops,
+ args->firstblock);
error = xfs_attr3_leaf_to_shortform(bp, args, forkoff);
/* bp is gone due to xfs_da_shrink_inode */
if (error)
diff --git a/fs/xfs/libxfs/xfs_attr_remote.c b/fs/xfs/libxfs/xfs_attr_remote.c
index 179259fd1b5e..ab7c2755ad8c 100644
--- a/fs/xfs/libxfs/xfs_attr_remote.c
+++ b/fs/xfs/libxfs/xfs_attr_remote.c
@@ -480,7 +480,7 @@ xfs_attr_rmtval_set(
* extent and then crash then the block may not contain the
* correct metadata after log recovery occurs.
*/
- xfs_defer_init(args->trans->t_dfops, args->firstblock);
+ xfs_defer_init(NULL, args->trans->t_dfops, args->firstblock);
nmap = 1;
error = xfs_bmapi_write(args->trans, dp, (xfs_fileoff_t)lblkno,
blkcnt, XFS_BMAPI_ATTRFORK, args->firstblock,
@@ -522,7 +522,7 @@ xfs_attr_rmtval_set(
ASSERT(blkcnt > 0);
- xfs_defer_init(args->trans->t_dfops, args->firstblock);
+ xfs_defer_init(NULL, args->trans->t_dfops, args->firstblock);
nmap = 1;
error = xfs_bmapi_read(dp, (xfs_fileoff_t)lblkno,
blkcnt, &map, &nmap,
@@ -626,7 +626,7 @@ xfs_attr_rmtval_remove(
blkcnt = args->rmtblkcnt;
done = 0;
while (!done) {
- xfs_defer_init(args->trans->t_dfops, args->firstblock);
+ xfs_defer_init(NULL, args->trans->t_dfops, args->firstblock);
error = xfs_bunmapi(args->trans, args->dp, lblkno, blkcnt,
XFS_BMAPI_ATTRFORK, 1, args->firstblock,
&done);
diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
index 6b749c1f5c4e..2e2a9661600b 100644
--- a/fs/xfs/libxfs/xfs_bmap.c
+++ b/fs/xfs/libxfs/xfs_bmap.c
@@ -1050,8 +1050,7 @@ xfs_bmap_add_attrfork(
rsvd ? XFS_TRANS_RESERVE : 0, &tp);
if (error)
return error;
- xfs_defer_init(&dfops, &firstblock);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &firstblock);
xfs_ilock(ip, XFS_ILOCK_EXCL);
error = xfs_trans_reserve_quota_nblks(tp, ip, blks, 0, rsvd ?
@@ -6027,8 +6026,7 @@ xfs_bmap_split_extent(
XFS_DIOSTRAT_SPACE_RES(mp, 0), 0, 0, &tp);
if (error)
return error;
- xfs_defer_init(&dfops, &firstfsb);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &firstfsb);
xfs_ilock(ip, XFS_ILOCK_EXCL);
xfs_trans_ijoin(tp, ip, XFS_ILOCK_EXCL);
diff --git a/fs/xfs/libxfs/xfs_defer.c b/fs/xfs/libxfs/xfs_defer.c
index 560a7d178c1e..6b25a9436829 100644
--- a/fs/xfs/libxfs/xfs_defer.c
+++ b/fs/xfs/libxfs/xfs_defer.c
@@ -523,12 +523,19 @@ xfs_defer_init_op_type(
/* Initialize a deferred operation. */
void
xfs_defer_init(
+ struct xfs_trans *tp,
struct xfs_defer_ops *dop,
xfs_fsblock_t *fbp)
{
+ struct xfs_mount *mp = NULL;
+
memset(dop, 0, sizeof(struct xfs_defer_ops));
*fbp = NULLFSBLOCK;
INIT_LIST_HEAD(&dop->dop_intake);
INIT_LIST_HEAD(&dop->dop_pending);
- trace_xfs_defer_init(NULL, dop, _RET_IP_);
+ if (tp) {
+ tp->t_dfops = dop;
+ mp = tp->t_mountp;
+ }
+ trace_xfs_defer_init(mp, dop, _RET_IP_);
}
diff --git a/fs/xfs/libxfs/xfs_defer.h b/fs/xfs/libxfs/xfs_defer.h
index a02b2b748b6d..56eaaac31df5 100644
--- a/fs/xfs/libxfs/xfs_defer.h
+++ b/fs/xfs/libxfs/xfs_defer.h
@@ -63,7 +63,8 @@ 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);
void xfs_defer_cancel(struct xfs_defer_ops *dop);
-void xfs_defer_init(struct xfs_defer_ops *dop, xfs_fsblock_t *fbp);
+void xfs_defer_init(struct xfs_trans *tp, struct xfs_defer_ops *dop,
+ xfs_fsblock_t *fbp);
bool xfs_defer_has_unfinished_work(struct xfs_defer_ops *dop);
int xfs_defer_ijoin(struct xfs_defer_ops *dop, struct xfs_inode *ip);
int xfs_defer_bjoin(struct xfs_defer_ops *dop, struct xfs_buf *bp);
diff --git a/fs/xfs/libxfs/xfs_refcount.c b/fs/xfs/libxfs/xfs_refcount.c
index df67821fb5f4..8dc380574cd8 100644
--- a/fs/xfs/libxfs/xfs_refcount.c
+++ b/fs/xfs/libxfs/xfs_refcount.c
@@ -1691,8 +1691,7 @@ xfs_refcount_recover_cow_leftovers(
trace_xfs_refcount_recover_extent(mp, agno, &rr->rr_rrec);
/* Free the orphan record */
- xfs_defer_init(&dfops, &fsb);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &fsb);
agbno = rr->rr_rrec.rc_startblock - XFS_REFC_COW_START;
fsb = XFS_AGB_TO_FSB(mp, agno, agbno);
error = xfs_refcount_free_cow_extent(mp, tp->t_dfops, fsb,
diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c
index 4fdf013603ab..aea33d526db2 100644
--- a/fs/xfs/xfs_bmap_util.c
+++ b/fs/xfs/xfs_bmap_util.c
@@ -971,8 +971,7 @@ xfs_alloc_file_space(
xfs_trans_ijoin(tp, ip, 0);
- xfs_defer_init(&dfops, &firstfsb);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &firstfsb);
error = xfs_bmapi_write(tp, ip, startoffset_fsb,
allocatesize_fsb, alloc_type, &firstfsb,
resblks, imapp, &nimaps);
@@ -1042,8 +1041,7 @@ xfs_unmap_extent(
xfs_trans_ijoin(tp, ip, 0);
- xfs_defer_init(&dfops, &firstfsb);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &firstfsb);
error = xfs_bunmapi(tp, ip, startoffset_fsb, len_fsb, 0, 2, &firstfsb,
done);
if (error)
@@ -1346,8 +1344,7 @@ xfs_collapse_file_space(
goto out_trans_cancel;
xfs_trans_ijoin(tp, ip, XFS_ILOCK_EXCL);
- xfs_defer_init(&dfops, &first_block);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &first_block);
error = xfs_bmap_collapse_extents(tp, ip, &next_fsb, shift_fsb,
&done, &first_block);
if (error)
@@ -1426,8 +1423,7 @@ xfs_insert_file_space(
xfs_ilock(ip, XFS_ILOCK_EXCL);
xfs_trans_ijoin(tp, ip, XFS_ILOCK_EXCL);
- xfs_defer_init(&dfops, &first_block);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &first_block);
error = xfs_bmap_insert_extents(tp, ip, &next_fsb, shift_fsb,
&done, stop_fsb, &first_block);
if (error)
@@ -1614,7 +1610,7 @@ xfs_swap_extent_rmap(
/* Unmap the old blocks in the source file. */
while (tirec.br_blockcount) {
- xfs_defer_init(tp->t_dfops, &firstfsb);
+ xfs_defer_init(tp, tp->t_dfops, &firstfsb);
trace_xfs_swap_extent_rmap_remap_piece(tip, &tirec);
/* Read extent from the source file */
@@ -1919,8 +1915,7 @@ xfs_swap_extents(
error = xfs_trans_alloc(mp, &M_RES(mp)->tr_write, resblks, 0, 0, &tp);
if (error)
goto out_unlock;
- xfs_defer_init(&dfops, &firstfsb);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &firstfsb);
/*
* Lock and join the inodes to the tansaction so that transaction commit
diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c
index 1ef38e1df679..c698e7f6f744 100644
--- a/fs/xfs/xfs_dquot.c
+++ b/fs/xfs/xfs_dquot.c
@@ -296,7 +296,7 @@ xfs_dquot_disk_alloc(
trace_xfs_dqalloc(dqp);
- xfs_defer_init(tp->t_dfops, &firstblock);
+ xfs_defer_init(tp, tp->t_dfops, &firstblock);
xfs_ilock(quotip, XFS_ILOCK_EXCL);
if (!xfs_this_quota_on(dqp->q_mount, dqp->dq_flags)) {
@@ -549,8 +549,7 @@ xfs_qm_dqread_alloc(
XFS_QM_DQALLOC_SPACE_RES(mp), 0, 0, &tp);
if (error)
goto err;
- xfs_defer_init(&dfops, &firstblock);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &firstblock);
error = xfs_dquot_disk_alloc(&tp, dqp, &bp);
if (error)
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index f456df2e1394..04e17234e5d7 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -1195,8 +1195,7 @@ xfs_create(
xfs_ilock(dp, XFS_ILOCK_EXCL | XFS_ILOCK_PARENT);
unlock_dp_on_error = true;
- xfs_defer_init(&dfops, &first_block);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &first_block);
/*
* Reserve disk quota and the inode.
@@ -1451,8 +1450,7 @@ xfs_link(
goto error_return;
}
- xfs_defer_init(&dfops, &first_block);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &first_block);
/*
* Handle initial link state of O_TMPFILE inode
@@ -1584,8 +1582,7 @@ xfs_itruncate_extents_flags(
ASSERT(first_unmap_block < last_block);
unmap_len = last_block - first_unmap_block + 1;
while (!done) {
- xfs_defer_init(&dfops, &first_block);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &first_block);
error = xfs_bunmapi(tp, ip, first_unmap_block, unmap_len, flags,
XFS_ITRUNC_MAX_EXTENTS, &first_block,
&done);
@@ -1816,8 +1813,7 @@ xfs_inactive_ifree(
xfs_ilock(ip, XFS_ILOCK_EXCL);
xfs_trans_ijoin(tp, ip, 0);
- xfs_defer_init(&dfops, &first_block);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &first_block);
error = xfs_ifree(tp, ip);
if (error) {
/*
@@ -2661,8 +2657,7 @@ xfs_remove(
if (error)
goto out_trans_cancel;
- xfs_defer_init(&dfops, &first_block);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &first_block);
error = xfs_dir_removename(tp, dp, name, ip->i_ino, &first_block,
resblks);
if (error) {
@@ -3026,8 +3021,7 @@ xfs_rename(
goto out_trans_cancel;
}
- xfs_defer_init(&dfops, &first_block);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &first_block);
/* RENAME_EXCHANGE is unique from here on. */
if (flags & RENAME_EXCHANGE)
diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index 1b3177ee6896..c9b9c7984f95 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -254,8 +254,7 @@ xfs_iomap_write_direct(
* From this point onwards we overwrite the imap pointer that the
* caller gave to us.
*/
- xfs_defer_init(&dfops, &firstfsb);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &firstfsb);
nimaps = 1;
error = xfs_bmapi_write(tp, ip, offset_fsb, count_fsb,
bmapi_flags, &firstfsb, resblks, imap,
@@ -717,8 +716,7 @@ xfs_iomap_write_allocate(
xfs_ilock(ip, XFS_ILOCK_EXCL);
xfs_trans_ijoin(tp, ip, 0);
- xfs_defer_init(&dfops, &first_block);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &first_block);
/*
* it is possible that the extents have changed since
@@ -878,8 +876,7 @@ xfs_iomap_write_unwritten(
/*
* Modify the unwritten extent state of the buffer.
*/
- xfs_defer_init(&dfops, &firstfsb);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &firstfsb);
nimaps = 1;
error = xfs_bmapi_write(tp, ip, offset_fsb, count_fsb,
XFS_BMAPI_CONVERT, &firstfsb, resblks,
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index b181b5f57a19..940eb30e0271 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -4902,7 +4902,7 @@ xlog_recover_process_intents(
#if defined(DEBUG) || defined(XFS_WARN)
last_lsn = xlog_assign_lsn(log->l_curr_cycle, log->l_curr_block);
#endif
- xfs_defer_init(&dfops, &firstfsb);
+ xfs_defer_init(NULL, &dfops, &firstfsb);
while (lip != NULL) {
/*
* We're done when we see something other than an intent.
diff --git a/fs/xfs/xfs_reflink.c b/fs/xfs/xfs_reflink.c
index 75a99bb020e4..8496312dde6a 100644
--- a/fs/xfs/xfs_reflink.c
+++ b/fs/xfs/xfs_reflink.c
@@ -428,8 +428,7 @@ xfs_reflink_allocate_cow(
xfs_trans_ijoin(tp, ip, 0);
- xfs_defer_init(&dfops, &first_block);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &first_block);
nimaps = 1;
/* Allocate the entire reservation as unwritten blocks. */
@@ -580,8 +579,7 @@ xfs_reflink_cancel_cow_blocks(
if (error)
break;
} else if (del.br_state == XFS_EXT_UNWRITTEN || cancel_real) {
- xfs_defer_init(&dfops, &firstfsb);
- (*tpp)->t_dfops = &dfops;
+ xfs_defer_init(*tpp, &dfops, &firstfsb);
/* Free the CoW orphan record. */
error = xfs_refcount_free_cow_extent(ip->i_mount,
@@ -764,8 +762,7 @@ xfs_reflink_end_cow(
goto prev_extent;
/* Unmap the old blocks in the data fork. */
- xfs_defer_init(&dfops, &firstfsb);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &firstfsb);
rlen = del.br_blockcount;
error = __xfs_bunmapi(tp, ip, del.br_startoff, &rlen, 0, 1,
&firstfsb);
@@ -1115,8 +1112,7 @@ xfs_reflink_remap_extent(
/* Unmap the old blocks in the data fork. */
rlen = unmap_len;
while (rlen) {
- xfs_defer_init(&dfops, &firstfsb);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &firstfsb);
error = __xfs_bunmapi(tp, ip, destoff, &rlen, 0, 1, &firstfsb);
if (error)
goto out_defer;
diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c
index 1c7d1238ff3b..c102b0d26bc1 100644
--- a/fs/xfs/xfs_rtalloc.c
+++ b/fs/xfs/xfs_rtalloc.c
@@ -787,8 +787,7 @@ xfs_growfs_rt_alloc(
xfs_ilock(ip, XFS_ILOCK_EXCL);
xfs_trans_ijoin(tp, ip, XFS_ILOCK_EXCL);
- xfs_defer_init(&dfops, &firstblock);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &firstblock);
/*
* Allocate blocks to the bitmap file.
*/
diff --git a/fs/xfs/xfs_symlink.c b/fs/xfs/xfs_symlink.c
index a54f095c1409..e50e97308f81 100644
--- a/fs/xfs/xfs_symlink.c
+++ b/fs/xfs/xfs_symlink.c
@@ -246,8 +246,7 @@ xfs_symlink(
* Initialize the bmap freelist prior to calling either
* bmapi or the directory create code.
*/
- xfs_defer_init(&dfops, &first_block);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &first_block);
/*
* Allocate an inode for the symlink.
@@ -443,8 +442,7 @@ xfs_inactive_symlink_rmt(
* Find the block(s) so we can inval and unmap them.
*/
done = 0;
- xfs_defer_init(&dfops, &first_block);
- tp->t_dfops = &dfops;
+ xfs_defer_init(tp, &dfops, &first_block);
nmaps = ARRAY_SIZE(mval);
error = xfs_bmapi_read(ip, 0, xfs_symlink_blocks(mp, size),
mval, &nmaps, 0);
--
2.17.1
--
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