Re: [PATCH v6 85/99] btrfs: Remove unused spinlock

[David Sterba]

On Wed, Jan 17, 2018 at 12:21:49PM -0800, Matthew Wilcox wrote:
> From: Matthew Wilcox <mawilcox@xxxxxxxxxxxxx>
> 
> The reada_lock in struct btrfs_device was only initialised, and not
> actually used.  That's good because there's another lock also called
> reada_lock in the btrfs_fs_info that was quite heavily used.  Remove
> this one.
> 
> Signed-off-by: Matthew Wilcox <mawilcox@xxxxxxxxxxxxx>

I'll pick this one now, thanks.