[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date: Mon, 9 Sep 2013 15:37:20 +0200
From: Peter Zijlstra <peterz@...radead.org>
To: Steven Rostedt <rostedt@...dmis.org>
Cc: Frederic Weisbecker <fweisbec@...il.com>,
"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
Eric Dumazet <eric.dumazet@...il.com>,
linux-kernel@...r.kernel.org, mingo@...e.hu, laijs@...fujitsu.com,
dipankar@...ibm.com, akpm@...ux-foundation.org,
mathieu.desnoyers@...icios.com, josh@...htriplett.org,
niv@...ibm.com, tglx@...utronix.de, dhowells@...hat.com,
edumazet@...gle.com, darren@...art.com, sbw@....edu
Subject: Re: [PATCH] rcu: Is it safe to enter an RCU read-side critical
section?
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.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists