On Wed, Mar 15, 2017 at 05:02:39PM +0100, David Sterba wrote:
> We can read fs_info from dev.
>
Reviewed-by: Liu Bo <bo.li.liu@xxxxxxxxxx>
Thanks,
-liubo
> Signed-off-by: David Sterba <dsterba@xxxxxxxx>
> ---
> fs/btrfs/reada.c | 7 +++----
> 1 file changed, 3 insertions(+), 4 deletions(-)
>
> diff --git a/fs/btrfs/reada.c b/fs/btrfs/reada.c
> index c1fc79cd4b2a..91df381a60ce 100644
> --- a/fs/btrfs/reada.c
> +++ b/fs/btrfs/reada.c
> @@ -649,9 +649,9 @@ static int reada_pick_zone(struct btrfs_device *dev)
> return 1;
> }
>
> -static int reada_start_machine_dev(struct btrfs_fs_info *fs_info,
> - struct btrfs_device *dev)
> +static int reada_start_machine_dev(struct btrfs_device *dev)
> {
> + struct btrfs_fs_info *fs_info = dev->fs_info;
> struct reada_extent *re = NULL;
> int mirror_num = 0;
> struct extent_buffer *eb = NULL;
> @@ -763,8 +763,7 @@ static void __reada_start_machine(struct btrfs_fs_info *fs_info)
> list_for_each_entry(device, &fs_devices->devices, dev_list) {
> if (atomic_read(&device->reada_in_flight) <
> MAX_IN_FLIGHT)
> - enqueued += reada_start_machine_dev(fs_info,
> - device);
> + enqueued += reada_start_machine_dev(device);
> }
> mutex_unlock(&fs_devices->device_list_mutex);
> total += enqueued;
> --
> 2.12.0
>
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