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Diffstat (limited to 'fs/gfs2/bmap.c')
-rw-r--r--fs/gfs2/bmap.c26
1 files changed, 15 insertions, 11 deletions
diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
index e3a75a27cee7..1fda731c074b 100644
--- a/fs/gfs2/bmap.c
+++ b/fs/gfs2/bmap.c
@@ -136,8 +136,9 @@ int gfs2_unstuff_dinode(struct gfs2_inode *ip, struct page *page)
/* Get a free block, fill it with the stuffed data,
and write it out to disk */
+ unsigned int n = 1;
+ block = gfs2_alloc_block(ip, &n);
if (isdir) {
- block = gfs2_alloc_block(ip);
gfs2_trans_add_unrevoke(GFS2_SB(&ip->i_inode), block, 1);
error = gfs2_dir_get_new_buffer(ip, block, &bh);
if (error)
@@ -146,8 +147,6 @@ int gfs2_unstuff_dinode(struct gfs2_inode *ip, struct page *page)
dibh, sizeof(struct gfs2_dinode));
brelse(bh);
} else {
- block = gfs2_alloc_block(ip);
-
error = gfs2_unstuffer_page(ip, dibh, block, page);
if (error)
goto out_brelse;
@@ -195,7 +194,7 @@ static int build_height(struct inode *inode, struct metapath *mp, unsigned heigh
int error;
__be64 *bp;
u64 bn;
- unsigned n;
+ unsigned n, i = 0;
if (height <= ip->i_height)
return 0;
@@ -204,12 +203,16 @@ static int build_height(struct inode *inode, struct metapath *mp, unsigned heigh
if (error)
return error;
- for(n = 0; n < new_height; n++) {
- bn = gfs2_alloc_block(ip);
- gfs2_trans_add_unrevoke(GFS2_SB(inode), bn, 1);
- mp->mp_bh[n] = gfs2_meta_new(ip->i_gl, bn);
- gfs2_trans_add_bh(ip->i_gl, mp->mp_bh[n], 1);
- }
+ do {
+ n = new_height - i;
+ bn = gfs2_alloc_block(ip, &n);
+ gfs2_trans_add_unrevoke(GFS2_SB(inode), bn, n);
+ do {
+ mp->mp_bh[i] = gfs2_meta_new(ip->i_gl, bn++);
+ gfs2_trans_add_bh(ip->i_gl, mp->mp_bh[i], 1);
+ i++;
+ } while(i < n);
+ } while(i < new_height);
n = 0;
bn = mp->mp_bh[0]->b_blocknr;
@@ -358,6 +361,7 @@ static int lookup_block(struct gfs2_inode *ip, unsigned int height,
{
int boundary;
__be64 *ptr = metapointer(&boundary, height, mp);
+ unsigned int n = 1;
if (*ptr) {
*block = be64_to_cpu(*ptr);
@@ -369,7 +373,7 @@ static int lookup_block(struct gfs2_inode *ip, unsigned int height,
if (!create)
return 0;
- *block = gfs2_alloc_block(ip);
+ *block = gfs2_alloc_block(ip, &n);
if (height != ip->i_height - 1 || gfs2_is_dir(ip))
gfs2_trans_add_unrevoke(GFS2_SB(&ip->i_inode), *block, 1);