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| author |   Yan Zheng <zheng.yan@oracle.com> | 2008-08-05 13:05:02 -0400 |
|---|---|---|
| committer |   Chris Mason <chris.mason@oracle.com> | 2008-09-25 11:04:06 -0400 |
| commit | 7ea394f1192bee1af67ea4762c88ef4b7b0487a8 (patch) | |
| tree | e2c593d054d802bc71e86508a5b7523ff80cc1ea /fs/btrfs/transaction.c | |
| parent | Get rid of BTRFS_I(inode)->index and use local vars instead (diff) | |
| download | linux-dev-7ea394f1192bee1af67ea4762c88ef4b7b0487a8.tar.xz linux-dev-7ea394f1192bee1af67ea4762c88ef4b7b0487a8.zip | |
Btrfs: Fix nodatacow for the new data=ordered mode
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/transaction.c')
| -rw-r--r-- | fs/btrfs/transaction.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index ebf5362da1d2..9d3d08e9f8d1 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -438,6 +438,7 @@ static noinline int add_dirty_roots(struct btrfs_trans_handle *trans, free_extent_buffer(root->commit_root); root->commit_root = NULL; + root->dirty_root = NULL; spin_lock(&root->list_lock); list_del_init(&dirty->root->dead_list); @@ -461,6 +462,7 @@ static noinline int add_dirty_roots(struct btrfs_trans_handle *trans, sizeof(struct btrfs_disk_key)); root->root_item.drop_level = 0; root->commit_root = NULL; + root->dirty_root = NULL; root->root_key.offset = root->fs_info->generation; btrfs_set_root_bytenr(&root->root_item, root->node->start); @@ -762,7 +764,11 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans, } do { + int snap_pending = 0; joined = cur_trans->num_joined; + if (!list_empty(&trans->transaction->pending_snapshots)) + snap_pending = 1; + WARN_ON(cur_trans != trans->transaction); prepare_to_wait(&cur_trans->writer_wait, &wait, TASK_UNINTERRUPTIBLE); @@ -774,6 +780,11 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans, mutex_unlock(&root->fs_info->trans_mutex); + if (snap_pending) { + ret = btrfs_wait_ordered_extents(root, 1); + BUG_ON(ret); + } + schedule_timeout(timeout); mutex_lock(&root->fs_info->trans_mutex); |