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xfs: vectorise directory data operations part 2

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Convert the rest of the directory data block encode/decode
operations to vector format.

This further reduces the size of the built binary:

   text    data     bss     dec     hex filename
 794490   96802    1096  892388   d9de4 fs/xfs/xfs.o.orig
 792986   96802    1096  890884   d9804 fs/xfs/xfs.o.p1
 792350   96802    1096  890248   d9588 fs/xfs/xfs.o.p2
 789293   96802    1096  887191   d8997 fs/xfs/xfs.o.p3
 789005   96802    1096  886903   d8997 fs/xfs/xfs.o.p4

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ben Myers <bpm@sgi.com>
This commit is contained in:
Dave Chinner
2013-10-29 22:11:49 +11:00
committed by Ben Myers
parent 9d23fc8575
commit 2ca9877410
10 changed files with 186 additions and 137 deletions
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16
fs/xfs/xfs_dir2_node.c
View File

@@ -1255,10 +1255,10 @@ xfs_dir2_leafn_remove(
dbp = dblk->bp;
hdr = dbp->b_addr;
dep = (xfs_dir2_data_entry_t *)((char *)hdr + off);
bf = xfs_dir3_data_bestfree_p(hdr);
bf = dp->d_ops->data_bestfree_p(hdr);
longest = be16_to_cpu(bf[0].length);
needlog = needscan = 0;
xfs_dir2_data_make_free(tp, dbp, off,
xfs_dir2_data_make_free(tp, dp, dbp, off,
dp->d_ops->data_entsize(dep->namelen), &needlog, &needscan);
/*
* Rescan the data block freespaces for bestfree.
@@ -1267,7 +1267,7 @@ xfs_dir2_leafn_remove(
if (needscan)
xfs_dir2_data_freescan(dp, hdr, &needlog);
if (needlog)
xfs_dir2_data_log_header(tp, dbp);
xfs_dir2_data_log_header(tp, dp, dbp);
xfs_dir3_data_check(dp, dbp);
/*
* If the longest data block freespace changes, need to update
@@ -1308,7 +1308,7 @@ xfs_dir2_leafn_remove(
* (usually).
*/
if (longest == mp->m_dirblksize -
xfs_dir3_data_entry_offset(hdr)) {
dp->d_ops->data_entry_offset()) {
/*
* Try to punch out the data block.
*/
@@ -1962,7 +1962,7 @@ xfs_dir2_node_addname_int(
* change again.
*/
hdr = dbp->b_addr;
bf = xfs_dir3_data_bestfree_p(hdr);
bf = dp->d_ops->data_bestfree_p(hdr);
bests[findex] = bf[0].length;
logfree = 1;
}
@@ -1984,7 +1984,7 @@ xfs_dir2_node_addname_int(
if (error)
return error;
hdr = dbp->b_addr;
bf = xfs_dir3_data_bestfree_p(hdr);
bf = dp->d_ops->data_bestfree_p(hdr);
logfree = 0;
}
ASSERT(be16_to_cpu(bf[0].length) >= length);
@@ -1997,7 +1997,7 @@ xfs_dir2_node_addname_int(
/*
* Mark the first part of the unused space, inuse for us.
*/
xfs_dir2_data_use_free(tp, dbp, dup,
xfs_dir2_data_use_free(tp, dp, dbp, dup,
(xfs_dir2_data_aoff_t)((char *)dup - (char *)hdr), length,
&needlog, &needscan);
/*
@@ -2020,7 +2020,7 @@ xfs_dir2_node_addname_int(
* Log the data block header if needed.
*/
if (needlog)
xfs_dir2_data_log_header(tp, dbp);
xfs_dir2_data_log_header(tp, dp, dbp);
/*
* If the freespace entry is now wrong, update it.
*/