diff options
author | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2009-09-21 12:09:22 +0300 |
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committer | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2009-09-21 12:09:22 +0300 |
commit | 7cce2f4cb7f5f641f78c8e3eea4e7b1b96cb71c0 (patch) | |
tree | b064d077928cf224660ab1e1841cdab2c9fd8b08 /fs/btrfs/disk-io.c | |
parent | e055f7e873d900925c222cf2d1ec955af4a9ca90 (diff) | |
parent | ebc79c4f8da0f92efa968e0328f32334a2ce80cf (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into linux-next
Conflicts:
fs/ubifs/super.c
Merge the upstream tree in order to resolve a conflict with the
per-bdi writeback changes from the linux-2.6-block tree.
Diffstat (limited to 'fs/btrfs/disk-io.c')
-rw-r--r-- | fs/btrfs/disk-io.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index d28d29c95f7..8b819279001 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -1352,6 +1352,7 @@ static int setup_bdi(struct btrfs_fs_info *info, struct backing_dev_info *bdi) { int err; + bdi->name = "btrfs"; bdi->capabilities = BDI_CAP_MAP_COPY; err = bdi_init(bdi); if (err) @@ -1599,6 +1600,7 @@ struct btrfs_root *open_ctree(struct super_block *sb, sb->s_blocksize = 4096; sb->s_blocksize_bits = blksize_bits(4096); + sb->s_bdi = &fs_info->bdi; /* * we set the i_size on the btree inode to the max possible int. @@ -1639,6 +1641,7 @@ struct btrfs_root *open_ctree(struct super_block *sb, mutex_init(&fs_info->cleaner_mutex); mutex_init(&fs_info->volume_mutex); mutex_init(&fs_info->tree_reloc_mutex); + init_rwsem(&fs_info->extent_commit_sem); btrfs_init_free_cluster(&fs_info->meta_alloc_cluster); btrfs_init_free_cluster(&fs_info->data_alloc_cluster); @@ -1799,6 +1802,11 @@ struct btrfs_root *open_ctree(struct super_block *sb, btrfs_super_chunk_root(disk_super), blocksize, generation); BUG_ON(!chunk_root->node); + if (!test_bit(EXTENT_BUFFER_UPTODATE, &chunk_root->node->bflags)) { + printk(KERN_WARNING "btrfs: failed to read chunk root on %s\n", + sb->s_id); + goto fail_chunk_root; + } btrfs_set_root_node(&chunk_root->root_item, chunk_root->node); chunk_root->commit_root = btrfs_root_node(chunk_root); @@ -1826,6 +1834,11 @@ struct btrfs_root *open_ctree(struct super_block *sb, blocksize, generation); if (!tree_root->node) goto fail_chunk_root; + if (!test_bit(EXTENT_BUFFER_UPTODATE, &tree_root->node->bflags)) { + printk(KERN_WARNING "btrfs: failed to read tree root on %s\n", + sb->s_id); + goto fail_tree_root; + } btrfs_set_root_node(&tree_root->root_item, tree_root->node); tree_root->commit_root = btrfs_root_node(tree_root); @@ -2322,6 +2335,9 @@ int close_ctree(struct btrfs_root *root) printk(KERN_ERR "btrfs: commit super ret %d\n", ret); } + fs_info->closing = 2; + smp_mb(); + if (fs_info->delalloc_bytes) { printk(KERN_INFO "btrfs: at unmount delalloc count %llu\n", (unsigned long long)fs_info->delalloc_bytes); @@ -2343,6 +2359,7 @@ int close_ctree(struct btrfs_root *root) free_extent_buffer(root->fs_info->csum_root->commit_root); btrfs_free_block_groups(root->fs_info); + btrfs_free_pinned_extents(root->fs_info); del_fs_roots(fs_info); |