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btrfs: remove unused function btrfs_async_submit_limit()

Commit [1] removed the need to use btrfs_async_submit_limit(), so
delete it.

[1]
 commit 736cd52e0c720103f52ab9da47b6cc3af6b083f6
  Btrfs: remove nr_async_submits and async_submit_draining

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Anand Jain 7 years ago
parent
86d750a48a
commit
2afb9653bf
2 changed files with 0 additions and 9 deletions
Split View Show Diff Stats
  1. 0 8
      fs/btrfs/disk-io.c
  2. 0 1
      fs/btrfs/disk-io.h

+ 0 - 8
fs/btrfs/disk-io.c
View File 

@@ -710,14 +710,6 @@ blk_status_t btrfs_bio_wq_end_io(struct btrfs_fs_info *info, struct bio *bio,
 
 	return 0;
 
 }
 
 
-unsigned long btrfs_async_submit_limit(struct btrfs_fs_info *info)
 
-{
 
-	unsigned long limit = min_t(unsigned long,
 
-				    info->thread_pool_size,
 
-				    info->fs_devices->open_devices);
 
-	return 256 * limit;
 
-}
 
-
 
 static void run_one_async_start(struct btrfs_work *work)
 
 {
 
 	struct async_submit_bio *async;

+ 0 - 1
fs/btrfs/disk-io.h
View File 

@@ -133,7 +133,6 @@ blk_status_t btrfs_wq_submit_bio(struct btrfs_fs_info *fs_info, struct bio *bio,
 
 			u64 bio_offset, void *private_data,
 
 			extent_submit_bio_hook_t *submit_bio_start,
 
 			extent_submit_bio_hook_t *submit_bio_done);
 
-unsigned long btrfs_async_submit_limit(struct btrfs_fs_info *info);
 
 int btrfs_write_tree_block(struct extent_buffer *buf);
 
 void btrfs_wait_tree_block_writeback(struct extent_buffer *buf);
 
 int btrfs_init_log_root_tree(struct btrfs_trans_handle *trans,