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authorDave Chinner <dchinner@redhat.com>2013-10-29 22:11:48 +1100
committerBen Myers <bpm@sgi.com>2013-10-30 13:39:14 -0500
commit9d23fc8575de7012b8853bd6fefe10534665de2f (patch)
tree6dab547e4e967349aaa48bca5d64e0055a32508d /fs/xfs/xfs_dir2_node.c
parent4740175e75f70ab71f76ae98ab00f7db731a48f7 (diff)
downloadlinux-9d23fc8575de7012b8853bd6fefe10534665de2f.tar.bz2
xfs: vectorise directory data operations
Following from the initial patches to vectorise the shortform directory encode/decode operations, convert half the data block operations to use the vector. The rest will be done in a second patch. 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 Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Ben Myers <bpm@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_dir2_node.c')
-rw-r--r--fs/xfs/xfs_dir2_node.c23
1 files changed, 12 insertions, 11 deletions
diff --git a/fs/xfs/xfs_dir2_node.c b/fs/xfs/xfs_dir2_node.c
index b8381646b8af..a1d133981c14 100644
--- a/fs/xfs/xfs_dir2_node.c
+++ b/fs/xfs/xfs_dir2_node.c
@@ -604,7 +604,7 @@ xfs_dir2_leafn_lookup_for_addname(
ASSERT(free->hdr.magic == cpu_to_be32(XFS_DIR2_FREE_MAGIC) ||
free->hdr.magic == cpu_to_be32(XFS_DIR3_FREE_MAGIC));
}
- length = xfs_dir3_data_entsize(mp, args->namelen);
+ length = dp->d_ops->data_entsize(args->namelen);
/*
* Loop over leaf entries with the right hash value.
*/
@@ -815,7 +815,7 @@ xfs_dir2_leafn_lookup_for_entry(
xfs_trans_brelse(tp, state->extrablk.bp);
args->cmpresult = cmp;
args->inumber = be64_to_cpu(dep->inumber);
- args->filetype = xfs_dir3_dirent_get_ftype(mp, dep);
+ args->filetype = dp->d_ops->data_get_ftype(dep);
*indexp = index;
state->extravalid = 1;
state->extrablk.bp = curbp;
@@ -1259,13 +1259,13 @@ xfs_dir2_leafn_remove(
longest = be16_to_cpu(bf[0].length);
needlog = needscan = 0;
xfs_dir2_data_make_free(tp, dbp, off,
- xfs_dir3_data_entsize(mp, dep->namelen), &needlog, &needscan);
+ dp->d_ops->data_entsize(dep->namelen), &needlog, &needscan);
/*
* Rescan the data block freespaces for bestfree.
* Log the data block header if needed.
*/
if (needscan)
- xfs_dir2_data_freescan(mp, hdr, &needlog);
+ xfs_dir2_data_freescan(dp, hdr, &needlog);
if (needlog)
xfs_dir2_data_log_header(tp, dbp);
xfs_dir3_data_check(dp, dbp);
@@ -1711,7 +1711,7 @@ xfs_dir2_node_addname_int(
dp = args->dp;
mp = dp->i_mount;
tp = args->trans;
- length = xfs_dir3_data_entsize(mp, args->namelen);
+ length = dp->d_ops->data_entsize(args->namelen);
/*
* If we came in with a freespace block that means that lookup
* found an entry with our hash value. This is the freespace
@@ -2007,15 +2007,15 @@ xfs_dir2_node_addname_int(
dep->inumber = cpu_to_be64(args->inumber);
dep->namelen = args->namelen;
memcpy(dep->name, args->name, dep->namelen);
- xfs_dir3_dirent_put_ftype(mp, dep, args->filetype);
- tagp = xfs_dir3_data_entry_tag_p(mp, dep);
+ dp->d_ops->data_put_ftype(dep, args->filetype);
+ tagp = dp->d_ops->data_entry_tag_p(dep);
*tagp = cpu_to_be16((char *)dep - (char *)hdr);
- xfs_dir2_data_log_entry(tp, dbp, dep);
+ xfs_dir2_data_log_entry(tp, dp, dbp, dep);
/*
* Rescan the block for bestfree if needed.
*/
if (needscan)
- xfs_dir2_data_freescan(mp, hdr, &needlog);
+ xfs_dir2_data_freescan(dp, hdr, &needlog);
/*
* Log the data block header if needed.
*/
@@ -2228,8 +2228,9 @@ xfs_dir2_node_replace(
* Fill in the new inode number and log the entry.
*/
dep->inumber = cpu_to_be64(inum);
- xfs_dir3_dirent_put_ftype(state->mp, dep, args->filetype);
- xfs_dir2_data_log_entry(args->trans, state->extrablk.bp, dep);
+ args->dp->d_ops->data_put_ftype(dep, args->filetype);
+ xfs_dir2_data_log_entry(args->trans, args->dp,
+ state->extrablk.bp, dep);
rval = 0;
}
/*