diff mbox

[4/8] btrfs: make btrfs_check_super_csum() non-static

Message ID 20180326082742.9235-5-anand.jain@oracle.com (mailing list archive)
State New, archived
Headers show

Commit Message

Anand Jain March 26, 2018, 8:27 a.m. UTC
In preparation to add the superblock csum verification for the
scan context, make btrfs_check_super_csum() non-static.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
---
 fs/btrfs/disk-io.c | 2 +-
 fs/btrfs/disk-io.h | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

Comments

Nikolay Borisov March 27, 2018, 12:10 p.m. UTC | #1
On 26.03.2018 11:27, Anand Jain wrote:
> In preparation to add the superblock csum verification for the
> scan context, make btrfs_check_super_csum() non-static.
> 
> Signed-off-by: Anand Jain <anand.jain@oracle.com>

Reviewed-by: Nikolay Borisov <nborisov@suse.com>

> ---
>  fs/btrfs/disk-io.c | 2 +-
>  fs/btrfs/disk-io.h | 1 +
>  2 files changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
> index 8b4e602ed60a..6299ab18da5f 100644
> --- a/fs/btrfs/disk-io.c
> +++ b/fs/btrfs/disk-io.c
> @@ -395,7 +395,7 @@ static int verify_parent_transid(struct extent_io_tree *io_tree,
>   * Otherwise: -EINVAL  if csum type is not found
>   * 	      -EUCLEAN if csum does not match
>   */
> -static int btrfs_check_super_csum(char *raw_disk_sb)
> +int btrfs_check_super_csum(char *raw_disk_sb)
>  {
>  	struct btrfs_super_block *disk_sb =
>  		(struct btrfs_super_block *)raw_disk_sb;
> diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h
> index 70a88d61b547..c400cc68f913 100644
> --- a/fs/btrfs/disk-io.h
> +++ b/fs/btrfs/disk-io.h
> @@ -69,6 +69,7 @@ int write_all_supers(struct btrfs_fs_info *fs_info, int max_mirrors);
>  struct buffer_head *btrfs_read_dev_super(struct block_device *bdev);
>  int btrfs_read_dev_one_super(struct block_device *bdev, int copy_num,
>  			struct buffer_head **bh_ret);
> +int btrfs_check_super_csum(char *raw_disk_sb);
>  int btrfs_commit_super(struct btrfs_fs_info *fs_info);
>  struct btrfs_root *btrfs_read_fs_root(struct btrfs_root *tree_root,
>  				      struct btrfs_key *location);
> 
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diff mbox

Patch

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 8b4e602ed60a..6299ab18da5f 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -395,7 +395,7 @@  static int verify_parent_transid(struct extent_io_tree *io_tree,
  * Otherwise: -EINVAL  if csum type is not found
  * 	      -EUCLEAN if csum does not match
  */
-static int btrfs_check_super_csum(char *raw_disk_sb)
+int btrfs_check_super_csum(char *raw_disk_sb)
 {
 	struct btrfs_super_block *disk_sb =
 		(struct btrfs_super_block *)raw_disk_sb;
diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h
index 70a88d61b547..c400cc68f913 100644
--- a/fs/btrfs/disk-io.h
+++ b/fs/btrfs/disk-io.h
@@ -69,6 +69,7 @@  int write_all_supers(struct btrfs_fs_info *fs_info, int max_mirrors);
 struct buffer_head *btrfs_read_dev_super(struct block_device *bdev);
 int btrfs_read_dev_one_super(struct block_device *bdev, int copy_num,
 			struct buffer_head **bh_ret);
+int btrfs_check_super_csum(char *raw_disk_sb);
 int btrfs_commit_super(struct btrfs_fs_info *fs_info);
 struct btrfs_root *btrfs_read_fs_root(struct btrfs_root *tree_root,
 				      struct btrfs_key *location);