diff options
Diffstat (limited to 'fs/gfs2/rgrp.c')
| -rw-r--r-- | fs/gfs2/rgrp.c | 35 |
1 files changed, 20 insertions, 15 deletions
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c index 37ee061d899..b7eff078fe9 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; } } |