btrfs: export and rename qgroup_reserve_meta

commit 80e9baed722c853056e0c5374f51524593cb1031 upstream

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Andrea Righi <andrea.righi@canonical.com>

diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index 808370ada888992cff2e343eae11457cdd97dee9..14ff388fd3bda083d9d08a87a38de2799b1a5887 100644 (file)
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -3841,8 +3841,8 @@ static int sub_root_meta_rsv(struct btrfs_root *root, int num_bytes,
        return num_bytes;
 }
 
-static int qgroup_reserve_meta(struct btrfs_root *root, int num_bytes,
-                               enum btrfs_qgroup_rsv_type type, bool enforce)
+int btrfs_qgroup_reserve_meta(struct btrfs_root *root, int num_bytes,
+                             enum btrfs_qgroup_rsv_type type, bool enforce)
 {
        struct btrfs_fs_info *fs_info = root->fs_info;
        int ret;
@@ -3873,14 +3873,14 @@ int __btrfs_qgroup_reserve_meta(struct btrfs_root *root, int num_bytes,
 {
        int ret;
 
-       ret = qgroup_reserve_meta(root, num_bytes, type, enforce);
+       ret = btrfs_qgroup_reserve_meta(root, num_bytes, type, enforce);
        if (ret <= 0 && ret != -EDQUOT)
                return ret;
 
        ret = try_flush_qgroup(root);
        if (ret < 0)
                return ret;
-       return qgroup_reserve_meta(root, num_bytes, type, enforce);
+       return btrfs_qgroup_reserve_meta(root, num_bytes, type, enforce);
 }
 
 void btrfs_qgroup_free_meta_all_pertrans(struct btrfs_root *root)

diff --git a/fs/btrfs/qgroup.h b/fs/btrfs/qgroup.h
index 50dea9a2d8fbd0c51c34739367457b9cd0feecae..7283e4f549af74269adef7c1617c086ee2ac0f9b 100644 (file)
--- a/fs/btrfs/qgroup.h
+++ b/fs/btrfs/qgroup.h
@@ -361,6 +361,8 @@ int btrfs_qgroup_release_data(struct btrfs_inode *inode, u64 start, u64 len);
 int btrfs_qgroup_free_data(struct btrfs_inode *inode,
                           struct extent_changeset *reserved, u64 start,
                           u64 len);
+int btrfs_qgroup_reserve_meta(struct btrfs_root *root, int num_bytes,
+                             enum btrfs_qgroup_rsv_type type, bool enforce);
 int __btrfs_qgroup_reserve_meta(struct btrfs_root *root, int num_bytes,
                                enum btrfs_qgroup_rsv_type type, bool enforce);
 /* Reserve metadata space for pertrans and prealloc type */