diff options
Diffstat (limited to 'fs/ocfs2/alloc.c')
| -rw-r--r-- | fs/ocfs2/alloc.c | 37 |
1 files changed, 26 insertions, 11 deletions
diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c index 2d7f76e52..5997c00a1 100644 --- a/fs/ocfs2/alloc.c +++ b/fs/ocfs2/alloc.c @@ -2925,7 +2925,8 @@ static int __ocfs2_rotate_tree_left(handle_t *handle, struct ocfs2_path *right_path = NULL; struct super_block *sb = ocfs2_metadata_cache_get_super(et->et_ci); - BUG_ON(!ocfs2_is_empty_extent(&(path_leaf_el(path)->l_recs[0]))); + if (!ocfs2_is_empty_extent(&(path_leaf_el(path)->l_recs[0]))) + return 0; *empty_extent_path = NULL; @@ -4311,13 +4312,13 @@ out: return ret; } -static enum ocfs2_contig_type -ocfs2_figure_merge_contig_type(struct ocfs2_extent_tree *et, +static int ocfs2_figure_merge_contig_type(struct ocfs2_extent_tree *et, struct ocfs2_path *path, struct ocfs2_extent_list *el, int index, - struct ocfs2_extent_rec *split_rec) + struct ocfs2_extent_rec *split_rec, + struct ocfs2_merge_ctxt *ctxt) { - int status; + int status = 0; enum ocfs2_contig_type ret = CONTIG_NONE; u32 left_cpos, right_cpos; struct ocfs2_extent_rec *rec = NULL; @@ -4336,8 +4337,11 @@ ocfs2_figure_merge_contig_type(struct ocfs2_extent_tree *et, if (left_cpos != 0) { left_path = ocfs2_new_path_from_path(path); - if (!left_path) + if (!left_path) { + status = -ENOMEM; + mlog_errno(status); goto exit; + } status = ocfs2_find_path(et->et_ci, left_path, left_cpos); @@ -4392,8 +4396,11 @@ ocfs2_figure_merge_contig_type(struct ocfs2_extent_tree *et, goto free_left_path; right_path = ocfs2_new_path_from_path(path); - if (!right_path) + if (!right_path) { + status = -ENOMEM; + mlog_errno(status); goto free_left_path; + } status = ocfs2_find_path(et->et_ci, right_path, right_cpos); if (status) @@ -4433,7 +4440,10 @@ free_right_path: free_left_path: ocfs2_free_path(left_path); exit: - return ret; + if (status == 0) + ctxt->c_contig_type = ret; + + return status; } static void ocfs2_figure_contig_type(struct ocfs2_extent_tree *et, @@ -5039,9 +5049,14 @@ int ocfs2_split_extent(handle_t *handle, goto out; } - ctxt.c_contig_type = ocfs2_figure_merge_contig_type(et, path, el, - split_index, - split_rec); + ret = ocfs2_figure_merge_contig_type(et, path, el, + split_index, + split_rec, + &ctxt); + if (ret) { + mlog_errno(ret); + goto out; + } /* * The core merge / split code wants to know how much room is |