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btrfs: remove the recurse parameter from __btrfs_tree_read_lock 

It is completely unused now, remove it.

Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Josef Bacik 2020-11-06 16:27:35 -05:00 committed by David Sterba
parent fe596ca3d3
commit 0ecae6fffe
2 changed files with 3 additions and 6 deletions
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6
fs/btrfs/locking.c
View File

@ -33,13 +33,11 @@
* __btrfs_tree_read_lock - lock extent buffer for read
* @eb: the eb to be locked
* @nest: the nesting level to be used for lockdep
* @recurse: unused
*
* This takes the read lock on the extent buffer, using the specified nesting
* level for lockdep purposes.
*/
void __btrfs_tree_read_lock(struct extent_buffer *eb, enum btrfs_lock_nesting nest,
bool recurse)
void __btrfs_tree_read_lock(struct extent_buffer *eb, enum btrfs_lock_nesting nest)
{
u64 start_ns = 0;
@ -53,7 +51,7 @@ void __btrfs_tree_read_lock(struct extent_buffer *eb, enum btrfs_lock_nesting ne
void btrfs_tree_read_lock(struct extent_buffer *eb)
{
__btrfs_tree_read_lock(eb, BTRFS_NESTING_NORMAL, false);
__btrfs_tree_read_lock(eb, BTRFS_NESTING_NORMAL);
}
/*

3
fs/btrfs/locking.h
View File

@ -87,8 +87,7 @@ void __btrfs_tree_lock(struct extent_buffer *eb, enum btrfs_lock_nesting nest);
void btrfs_tree_lock(struct extent_buffer *eb);
void btrfs_tree_unlock(struct extent_buffer *eb);
void __btrfs_tree_read_lock(struct extent_buffer *eb, enum btrfs_lock_nesting nest,
bool recurse);
void __btrfs_tree_read_lock(struct extent_buffer *eb, enum btrfs_lock_nesting nest);
void btrfs_tree_read_lock(struct extent_buffer *eb);
void btrfs_tree_read_unlock(struct extent_buffer *eb);
int btrfs_try_tree_read_lock(struct extent_buffer *eb);