We can use the right helper where the lock type is a fixed parameter.

Signed-off-by: David Sterba <dste...@suse.com>
---
 fs/btrfs/backref.c    | 4 ++--
 fs/btrfs/ctree.c      | 4 ++--
 fs/btrfs/disk-io.c    | 2 +-
 fs/btrfs/locking.h    | 2 +-
 fs/btrfs/qgroup.c     | 6 +++---
 fs/btrfs/ref-verify.c | 4 ++--
 6 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index 78556447e1d5..136454dbb4af 100644
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -1289,7 +1289,7 @@ static int find_parent_nodes(struct btrfs_trans_handle 
*trans,
                                        goto out;
                                }
                                btrfs_tree_read_lock(eb);
-                               btrfs_set_lock_blocking_rw(eb, BTRFS_READ_LOCK);
+                               btrfs_set_lock_blocking_read(eb);
                                ret = find_extent_in_eb(eb, bytenr,
                                                        *extent_item_pos, &eie, 
ignore_offset);
                                btrfs_tree_read_unlock_blocking(eb);
@@ -1650,7 +1650,7 @@ char *btrfs_ref_to_path(struct btrfs_root *fs_root, 
struct btrfs_path *path,
                /* make sure we can use eb after releasing the path */
                if (eb != eb_in) {
                        if (!path->skip_locking)
-                               btrfs_set_lock_blocking_rw(eb, BTRFS_READ_LOCK);
+                               btrfs_set_lock_blocking_read(eb);
                        path->nodes[0] = NULL;
                        path->locks[0] = 0;
                }
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index f64aad613727..a9c957c1e2b9 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -1266,7 +1266,7 @@ tree_mod_log_rewind(struct btrfs_fs_info *fs_info, struct 
btrfs_path *path,
                return eb;
 
        btrfs_set_path_blocking(path);
-       btrfs_set_lock_blocking_rw(eb, BTRFS_READ_LOCK);
+       btrfs_set_lock_blocking_read(eb);
 
        if (tm->op == MOD_LOG_KEY_REMOVE_WHILE_FREEING) {
                BUG_ON(tm->slot != 0);
@@ -1356,7 +1356,7 @@ get_old_root(struct btrfs_root *root, u64 time_seq)
                free_extent_buffer(eb_root);
                eb = alloc_dummy_extent_buffer(fs_info, logical);
        } else {
-               btrfs_set_lock_blocking_rw(eb_root, BTRFS_READ_LOCK);
+               btrfs_set_lock_blocking_read(eb_root);
                eb = btrfs_clone_extent_buffer(eb_root);
                btrfs_tree_read_unlock_blocking(eb_root);
                free_extent_buffer(eb_root);
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 6a2a2a951705..ba369b502f4e 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -341,7 +341,7 @@ static int verify_parent_transid(struct extent_io_tree 
*io_tree,
 
        if (need_lock) {
                btrfs_tree_read_lock(eb);
-               btrfs_set_lock_blocking_rw(eb, BTRFS_READ_LOCK);
+               btrfs_set_lock_blocking_read(eb);
        }
 
        lock_extent_bits(io_tree, eb->start, eb->start + eb->len - 1,
diff --git a/fs/btrfs/locking.h b/fs/btrfs/locking.h
index 3f81d6900c71..9d9f649e35cc 100644
--- a/fs/btrfs/locking.h
+++ b/fs/btrfs/locking.h
@@ -53,7 +53,7 @@ static inline void btrfs_set_lock_blocking_rw(struct 
extent_buffer *eb, int rw)
 
 static inline void btrfs_set_lock_blocking(struct extent_buffer *eb)
 {
-       btrfs_set_lock_blocking_rw(eb, BTRFS_WRITE_LOCK);
+       btrfs_set_lock_blocking_write(eb);
 }
 
 #endif
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index 4e473a998219..fa9e07e79516 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -1832,7 +1832,7 @@ static int qgroup_trace_extent_swap(struct 
btrfs_trans_handle* trans,
                        src_path->nodes[cur_level] = eb;
 
                        btrfs_tree_read_lock(eb);
-                       btrfs_set_lock_blocking_rw(eb, BTRFS_READ_LOCK);
+                       btrfs_set_lock_blocking_read(eb);
                        src_path->locks[cur_level] = BTRFS_READ_LOCK_BLOCKING;
                }
 
@@ -1973,7 +1973,7 @@ static int qgroup_trace_new_subtree_blocks(struct 
btrfs_trans_handle* trans,
                dst_path->slots[cur_level] = 0;
 
                btrfs_tree_read_lock(eb);
-               btrfs_set_lock_blocking_rw(eb, BTRFS_READ_LOCK);
+               btrfs_set_lock_blocking_read(eb);
                dst_path->locks[cur_level] = BTRFS_READ_LOCK_BLOCKING;
                need_cleanup = true;
        }
@@ -2207,7 +2207,7 @@ int btrfs_qgroup_trace_subtree(struct btrfs_trans_handle 
*trans,
                        path->slots[level] = 0;
 
                        btrfs_tree_read_lock(eb);
-                       btrfs_set_lock_blocking_rw(eb, BTRFS_READ_LOCK);
+                       btrfs_set_lock_blocking_read(eb);
                        path->locks[level] = BTRFS_READ_LOCK_BLOCKING;
 
                        ret = btrfs_qgroup_trace_extent(trans, child_bytenr,
diff --git a/fs/btrfs/ref-verify.c b/fs/btrfs/ref-verify.c
index c3557c12656b..d09b6cdb785a 100644
--- a/fs/btrfs/ref-verify.c
+++ b/fs/btrfs/ref-verify.c
@@ -583,7 +583,7 @@ static int walk_down_tree(struct btrfs_root *root, struct 
btrfs_path *path,
                                return -EIO;
                        }
                        btrfs_tree_read_lock(eb);
-                       btrfs_set_lock_blocking_rw(eb, BTRFS_READ_LOCK);
+                       btrfs_set_lock_blocking_read(eb);
                        path->nodes[level-1] = eb;
                        path->slots[level-1] = 0;
                        path->locks[level-1] = BTRFS_READ_LOCK_BLOCKING;
@@ -987,7 +987,7 @@ int btrfs_build_ref_tree(struct btrfs_fs_info *fs_info)
                return -ENOMEM;
 
        eb = btrfs_read_lock_root_node(fs_info->extent_root);
-       btrfs_set_lock_blocking_rw(eb, BTRFS_READ_LOCK);
+       btrfs_set_lock_blocking_read(eb);
        level = btrfs_header_level(eb);
        path->nodes[level] = eb;
        path->slots[level] = 0;
-- 
2.20.1

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