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Commit d07eb911 authored by Asias He's avatar Asias He Committed by Josef Bacik
Browse files

btrfs: Drop unused function btrfs_abort_devices() 



1) This function is not used anywhere.

2) Using the blk_abort_queue() to abort the queue seems not correct.
blk_abort_queue() is used for timeout handling (block/blk-timeout.c).

Cc: Chris Mason <chris.mason@oracle.com>
Cc: linux-btrfs@vger.kernel.org
Cc: Jens Axboe <axboe@kernel.dk>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: default avatarAsias He <asias@redhat.com>
parent 762f2263

fs/btrfs/disk-io.c

+0 −13
Original line number Diff line number Diff line
@@ -2903,19 +2903,6 @@ int write_ctree_super(struct btrfs_trans_handle *trans, 
	return ret;

}



/* Kill all outstanding I/O */

void btrfs_abort_devices(struct btrfs_root *root)

{

	struct list_head *head;

	struct btrfs_device *dev;

	mutex_lock(&root->fs_info->fs_devices->device_list_mutex);

	head = &root->fs_info->fs_devices->devices;

	list_for_each_entry_rcu(dev, head, dev_list) {

		blk_abort_queue(dev->bdev->bd_disk->queue);

	}

	mutex_unlock(&root->fs_info->fs_devices->device_list_mutex);

}



void btrfs_free_fs_root(struct btrfs_fs_info *fs_info, struct btrfs_root *root)

{

	spin_lock(&fs_info->fs_roots_radix_lock);

fs/btrfs/disk-io.h

+0 −1
Original line number Diff line number Diff line
@@ -89,7 +89,6 @@ int btrfs_add_log_tree(struct btrfs_trans_handle *trans, 
int btrfs_cleanup_transaction(struct btrfs_root *root);

void btrfs_cleanup_one_transaction(struct btrfs_transaction *trans,

				  struct btrfs_root *root);

void btrfs_abort_devices(struct btrfs_root *root);



#ifdef CONFIG_DEBUG_LOCK_ALLOC

void btrfs_init_lockdep(void);