Re: [PATCH] rcu: Is it safe to enter an RCU read-side criticalsection?

From: Peter Zijlstra
Date: Mon Sep 09 2013 - 09:37:52 EST


On Mon, Sep 09, 2013 at 09:29:17AM -0400, Steven Rostedt wrote:
> But I believe it's easier to grab
> per cpu info in assembly today than it once was, which is why there is
> a push to move preempt_count to per_cpu where it truly belongs.

On some architectures at least. But yes, I should get back to that
stuff.
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