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path: root/fs/btrfs/uuid-tree.c
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Diffstat (limited to 'fs/btrfs/uuid-tree.c')
-rw-r--r--fs/btrfs/uuid-tree.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/btrfs/uuid-tree.c b/fs/btrfs/uuid-tree.c
index b0aff297d67d..eae75bb572b9 100644
--- a/fs/btrfs/uuid-tree.c
+++ b/fs/btrfs/uuid-tree.c
@@ -13,7 +13,7 @@
#include "accessors.h"
#include "uuid-tree.h"
-static void btrfs_uuid_to_key(u8 *uuid, u8 type, struct btrfs_key *key)
+static void btrfs_uuid_to_key(const u8 *uuid, u8 type, struct btrfs_key *key)
{
key->type = type;
key->objectid = get_unaligned_le64(uuid);
@@ -21,7 +21,7 @@ static void btrfs_uuid_to_key(u8 *uuid, u8 type, struct btrfs_key *key)
}
/* return -ENOENT for !found, < 0 for errors, or 0 if an item was found */
-static int btrfs_uuid_tree_lookup(struct btrfs_root *uuid_root, u8 *uuid,
+static int btrfs_uuid_tree_lookup(struct btrfs_root *uuid_root, const u8 *uuid,
u8 type, u64 subid)
{
int ret;
@@ -81,7 +81,7 @@ out:
return ret;
}
-int btrfs_uuid_tree_add(struct btrfs_trans_handle *trans, u8 *uuid, u8 type,
+int btrfs_uuid_tree_add(struct btrfs_trans_handle *trans, const u8 *uuid, u8 type,
u64 subid_cpu)
{
struct btrfs_fs_info *fs_info = trans->fs_info;
@@ -145,7 +145,7 @@ out:
return ret;
}
-int btrfs_uuid_tree_remove(struct btrfs_trans_handle *trans, u8 *uuid, u8 type,
+int btrfs_uuid_tree_remove(struct btrfs_trans_handle *trans, const u8 *uuid, u8 type,
u64 subid)
{
struct btrfs_fs_info *fs_info = trans->fs_info;
@@ -256,7 +256,7 @@ out:
* < 0 if an error occurred
*/
static int btrfs_check_uuid_tree_entry(struct btrfs_fs_info *fs_info,
- u8 *uuid, u8 type, u64 subvolid)
+ const u8 *uuid, u8 type, u64 subvolid)
{
int ret = 0;
struct btrfs_root *subvol_root;