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authorSteven Whitehouse <swhiteho@redhat.com>2009-11-06 06:06:37 -0500
committerSteven Whitehouse <swhiteho@redhat.com>2009-12-03 06:57:23 -0500
commit1579343a73e32b5886e186e8f3e4db85e420ed3f (patch)
tree6bfe6aa71c9326a4f636b1fdfbecc809fa1d96a2 /fs/gfs2/dir.c
parentcdcfde62dac64c86ff34e483c595d568a252c433 (diff)
GFS2: Remove dirent_first() function
This function only had one caller left, and that caller only called it for leaf blocks, hence one branch of the "if" was never taken. In addition the call to get_left had already verified the metadata type, so the function can be reduced to a single line of code in its caller. Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2/dir.c')
-rw-r--r--fs/gfs2/dir.c34
1 files changed, 1 insertions, 33 deletions
diff --git a/fs/gfs2/dir.c b/fs/gfs2/dir.c
index 297d7e5cebad..25fddc100f18 100644
--- a/fs/gfs2/dir.c
+++ b/fs/gfs2/dir.c
@@ -525,38 +525,6 @@ consist_inode:
525 return ERR_PTR(-EIO); 525 return ERR_PTR(-EIO);
526} 526}
527 527
528
529/**
530 * dirent_first - Return the first dirent
531 * @dip: the directory
532 * @bh: The buffer
533 * @dent: Pointer to list of dirents
534 *
535 * return first dirent whether bh points to leaf or stuffed dinode
536 *
537 * Returns: IS_LEAF, IS_DINODE, or -errno
538 */
539
540static int dirent_first(struct gfs2_inode *dip, struct buffer_head *bh,
541 struct gfs2_dirent **dent)
542{
543 struct gfs2_meta_header *h = (struct gfs2_meta_header *)bh->b_data;
544
545 if (be32_to_cpu(h->mh_type) == GFS2_METATYPE_LF) {
546 if (gfs2_meta_check(GFS2_SB(&dip->i_inode), bh))
547 return -EIO;
548 *dent = (struct gfs2_dirent *)(bh->b_data +
549 sizeof(struct gfs2_leaf));
550 return IS_LEAF;
551 } else {
552 if (gfs2_metatype_check(GFS2_SB(&dip->i_inode), bh, GFS2_METATYPE_DI))
553 return -EIO;
554 *dent = (struct gfs2_dirent *)(bh->b_data +
555 sizeof(struct gfs2_dinode));
556 return IS_DINODE;
557 }
558}
559
560static int dirent_check_reclen(struct gfs2_inode *dip, 528static int dirent_check_reclen(struct gfs2_inode *dip,
561 const struct gfs2_dirent *d, const void *end_p) 529 const struct gfs2_dirent *d, const void *end_p)
562{ 530{
@@ -1006,7 +974,7 @@ static int dir_split_leaf(struct inode *inode, const struct qstr *name)
1006 divider = (start + half_len) << (32 - dip->i_depth); 974 divider = (start + half_len) << (32 - dip->i_depth);
1007 975
1008 /* Copy the entries */ 976 /* Copy the entries */
1009 dirent_first(dip, obh, &dent); 977 dent = (struct gfs2_dirent *)(obh->b_data + sizeof(struct gfs2_leaf));
1010 978
1011 do { 979 do {
1012 next = dent; 980 next = dent;