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Diffstat (limited to 'fs/gfs2/rgrp.c')
-rw-r--r--fs/gfs2/rgrp.c35
1 files changed, 20 insertions, 15 deletions
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 37ee061d899e..b7eff078fe90 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -350,10 +350,14 @@ static u32 gfs2_free_extlen(const struct gfs2_rbm *rrbm, u32 len)
BUG_ON(len < chunk_size);
len -= chunk_size;
block = gfs2_rbm_to_block(&rbm);
- gfs2_rbm_from_block(&rbm, block + chunk_size);
- n_unaligned = 3;
- if (ptr)
+ if (gfs2_rbm_from_block(&rbm, block + chunk_size)) {
+ n_unaligned = 0;
break;
+ }
+ if (ptr) {
+ n_unaligned = 3;
+ break;
+ }
n_unaligned = len & 3;
}
@@ -557,22 +561,20 @@ void gfs2_free_clones(struct gfs2_rgrpd *rgd)
*/
int gfs2_rs_alloc(struct gfs2_inode *ip)
{
- struct gfs2_blkreserv *res;
+ int error = 0;
+ down_write(&ip->i_rw_mutex);
if (ip->i_res)
- return 0;
-
- res = kmem_cache_zalloc(gfs2_rsrv_cachep, GFP_NOFS);
- if (!res)
- return -ENOMEM;
+ goto out;
- RB_CLEAR_NODE(&res->rs_node);
+ ip->i_res = kmem_cache_zalloc(gfs2_rsrv_cachep, GFP_NOFS);
+ if (!ip->i_res) {
+ error = -ENOMEM;
+ goto out;
+ }
- down_write(&ip->i_rw_mutex);
- if (ip->i_res)
- kmem_cache_free(gfs2_rsrv_cachep, res);
- else
- ip->i_res = res;
+ RB_CLEAR_NODE(&ip->i_res->rs_node);
+out:
up_write(&ip->i_rw_mutex);
return 0;
}
@@ -1424,6 +1426,9 @@ static void rg_mblk_search(struct gfs2_rgrpd *rgd, struct gfs2_inode *ip,
rs->rs_free = extlen;
rs->rs_inum = ip->i_no_addr;
rs_insert(ip);
+ } else {
+ if (goal == rgd->rd_last_alloc + rgd->rd_data0)
+ rgd->rd_last_alloc = 0;
}
}