Commit 45128b08 authored by zhong jiang's avatar zhong jiang Committed by David Sterba
Browse files

btrfs: change btrfs_pin_log_trans to return void



btrfs_pin_log_trans defines the variable "ret" for return value, but it
is not modified after initialization. Further, I find that none of the
callers do handles the return value, so it is safe to drop the unneeded
"ret" and make it return void.

Signed-off-by: default avatarzhong jiang <zhongjiang@huawei.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 556f3ca8
......@@ -205,14 +205,11 @@ static int join_running_log_trans(struct btrfs_root *root)
* until you call btrfs_end_log_trans() or it makes any future
* log transactions wait until you call btrfs_end_log_trans()
*/
int btrfs_pin_log_trans(struct btrfs_root *root)
void btrfs_pin_log_trans(struct btrfs_root *root)
{
int ret = -ENOENT;
mutex_lock(&root->log_mutex);
atomic_inc(&root->log_writers);
mutex_unlock(&root->log_mutex);
return ret;
}
/*
......
......@@ -65,7 +65,7 @@ int btrfs_del_inode_ref_in_log(struct btrfs_trans_handle *trans,
const char *name, int name_len,
struct btrfs_inode *inode, u64 dirid);
void btrfs_end_log_trans(struct btrfs_root *root);
int btrfs_pin_log_trans(struct btrfs_root *root);
void btrfs_pin_log_trans(struct btrfs_root *root);
void btrfs_record_unlink_dir(struct btrfs_trans_handle *trans,
struct btrfs_inode *dir, struct btrfs_inode *inode,
int for_rename);
......
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