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Commit 2f29df4f authored by Hans van Kranenburg's avatar Hans van Kranenburg Committed by David Sterba
Browse files

btrfs: alloc_chunk: do not refurbish num_bytes 



The variable num_bytes is used to store the chunk length of the chunk
that we're allocating. Do not reuse it for something really different in
the same function.

Reviewed-by: default avatarNikolay Borisov <nborisov@suse.com>
Signed-off-by: default avatarHans van Kranenburg <hans.van.kranenburg@mendix.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 3cd24c69

fs/btrfs/volumes.c

+3 −4
Original line number Diff line number Diff line
@@ -4869,10 +4869,9 @@ static int __btrfs_alloc_chunk(struct btrfs_trans_handle *trans, 
	if (ret)

		goto error_del_extent;



	for (i = 0; i < map->num_stripes; i++) {

		num_bytes = map->stripes[i].dev->bytes_used + stripe_size;

		btrfs_device_set_bytes_used(map->stripes[i].dev, num_bytes);

	}

	for (i = 0; i < map->num_stripes; i++)

		btrfs_device_set_bytes_used(map->stripes[i].dev,

				map->stripes[i].dev->bytes_used + stripe_size);



	atomic64_sub(stripe_size * map->num_stripes, &info->free_chunk_space);