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| author | Chris Mason <chris.mason@oracle.com> | 2007-04-02 15:43:21 -0400 |
|---|---|---|
| committer | David Woodhouse <dwmw2@hera.kernel.org> | 2007-04-02 15:43:21 -0400 |
| commit | 2da566edd8ce32ae2952b863ee634bcc2e7d63c1 (patch) | |
| tree | 35dbd7064dbb6d60924bc1d80703ee2efc72ad03 /fs/btrfs/file-item.c | |
| parent | 7cfcc17e7f2334a0503331264c1340de4e564c85 (diff) | |
| download | op-kernel-dev-2da566edd8ce32ae2952b863ee634bcc2e7d63c1.zip op-kernel-dev-2da566edd8ce32ae2952b863ee634bcc2e7d63c1.tar.gz | |
Btrfs: csum_verify_file_block locking fix
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/file-item.c')
| -rw-r--r-- | fs/btrfs/file-item.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c index e7510ac..2c98b62 100644 --- a/fs/btrfs/file-item.c +++ b/fs/btrfs/file-item.c @@ -110,6 +110,7 @@ int btrfs_csum_verify_file_block(struct btrfs_root *root, file_key.offset = offset; file_key.flags = 0; btrfs_set_key_type(&file_key, BTRFS_CSUM_ITEM_KEY); + mutex_lock(&root->fs_info->fs_mutex); ret = btrfs_search_slot(NULL, root, &file_key, path, 0, 0); if (ret) goto fail; @@ -123,6 +124,7 @@ int btrfs_csum_verify_file_block(struct btrfs_root *root, fail: btrfs_release_path(root, path); btrfs_free_path(path); + mutex_unlock(&root->fs_info->fs_mutex); return ret; } |
