Re: [PATCH] arm64: replace read_lock to rcu lock in call_step_hook

From: Steven Rostedt
Date: Tue Feb 09 2016 - 11:18:48 EST


On Tue, 9 Feb 2016 16:04:42 +0000
Will Deacon <will.deacon@xxxxxxx> wrote:

> > The patch looks good to me. Do you want to take it through your tree?
> >
> > It benefits mainline too as a rcu_read_lock() is more efficient than
> > rwlocks. Although I will say this is a slow path anyway.
>
> I was thinking that Catalin would queue it for 4.6 in the arm64 tree,
> since that's probably easiest in case any unlikely conflicts crop up.

Oh, OK.

That's fine. I just didn't want you to think that the RT folks were
going to pull it in for mainline.

-- Steve