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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 736cd52e0c
  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>
This commit is contained in:
Anand Jain 2018-02-15 11:36:07 +08:00 committed by David Sterba
parent 86d750a48a
commit 2afb9653bf
2 changed files with 0 additions and 9 deletions
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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;

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,