[no subject]

[Yabin Cui]

From: Yabin Cui <yabinc@xxxxxxxxxx>
Subject: Re: [PATCH] coresight: Serialize enabling/disabling a link device.

>You may also want to protect the refcount checks below with the same lock, just
>to be consistent.

Good suggestion! I didn't protect it because I found other places using refcnt.
But it turns out they are not link devices.
I have uploaded patch v2.