diff options
Diffstat (limited to 'fs/btrfs/qgroup.c')
| -rw-r--r-- | fs/btrfs/qgroup.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index 9a2f8c4c0fb9..e618ea9cdf7e 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -1546,12 +1546,18 @@ int btrfs_qgroup_trace_extent_nolock(struct btrfs_fs_info *fs_info, parent_node = *p; entry = rb_entry(parent_node, struct btrfs_qgroup_extent_record, node); - if (bytenr < entry->bytenr) + if (bytenr < entry->bytenr) { p = &(*p)->rb_left; - else if (bytenr > entry->bytenr) + } else if (bytenr > entry->bytenr) { p = &(*p)->rb_right; - else + } else { + if (record->data_rsv && !entry->data_rsv) { + entry->data_rsv = record->data_rsv; + entry->data_rsv_refroot = + record->data_rsv_refroot; + } return 1; + } } rb_link_node(&record->node, parent_node, p); @@ -1597,7 +1603,7 @@ int btrfs_qgroup_trace_extent(struct btrfs_trans_handle *trans, u64 bytenr, if (!test_bit(BTRFS_FS_QUOTA_ENABLED, &fs_info->flags) || bytenr == 0 || num_bytes == 0) return 0; - record = kmalloc(sizeof(*record), gfp_flag); + record = kzalloc(sizeof(*record), gfp_flag); if (!record) return -ENOMEM; @@ -2517,6 +2523,11 @@ int btrfs_qgroup_account_extents(struct btrfs_trans_handle *trans) goto cleanup; } + /* Free the reserved data space */ + btrfs_qgroup_free_refroot(fs_info, + record->data_rsv_refroot, + record->data_rsv, + BTRFS_QGROUP_RSV_DATA); /* * Use SEQ_LAST as time_seq to do special search, which * doesn't lock tree or delayed_refs and search current |