From: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>,
LKML <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
"H. Peter Anvin" <hpa@zytor.com>, Ingo Molnar <mingo@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>,
Li Zhong <zhong@linux.vnet.ibm.com>,
Gilad.Ben-Yossef.gilad@benyossef.com
Subject: Re: [PATCH] context_tracking: New context tracking susbsystem
Date: Tue, 27 Nov 2012 18:04:43 -0800 [thread overview]
Message-ID: <20121128020443.GW2474@linux.vnet.ibm.com> (raw)
In-Reply-To: <1354067438.6276.92.camel@gandalf.local.home>
On Tue, Nov 27, 2012 at 08:50:38PM -0500, Steven Rostedt wrote:
> On Tue, 2012-11-27 at 16:59 -0800, Paul E. McKenney wrote:
> > On Tue, Nov 27, 2012 at 07:33:25PM +0100, Frederic Weisbecker wrote:
> > > Create a new subsystem that probes on kernel boundaries
> > > to keep track of the transitions between level contexts
> > > with two basic initial contexts: user or kernel.
> > >
> > > This is an abstraction of some RCU code that use such tracking
> > > to implement its userspace extended quiescent state.
> > >
> > > We need to pull this up from RCU into this new level of indirection
> > > because this tracking is also going to be used to implement an "on
> > > demand" generic virtual cputime accounting. A necessary step to
> > > shutdown the tick while still accounting the cputime.
> >
> > I have queued this, and if it passes tests and inspection will try
> > pushing it for 3.8.
> >
>
> You can add my Reviewed-by: Steven Rostedt <rostedt@goodmis.org> if you
> like.
Very happy to do so! ;-)
Thanx, Paul
next prev parent reply other threads:[~2012-11-28 2:04 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1354041205-6989-1-git-send-email-fweisbec@gmail.com>
2012-11-28 0:59 ` [PATCH] context_tracking: New context tracking susbsystem Paul E. McKenney
2012-11-28 1:50 ` Steven Rostedt
2012-11-28 2:04 ` Paul E. McKenney [this message]
2012-11-29 9:06 ` Li Zhong
2012-11-29 10:30 ` Frederic Weisbecker
2012-11-29 11:36 ` Paul E. McKenney
2012-11-30 6:19 ` [PATCH rcu] Remove unused code originally used for context tracking Li Zhong
2013-01-07 17:39 ` Paul E. McKenney
2013-01-07 17:46 ` Frederic Weisbecker
2013-01-07 17:58 ` Paul E. McKenney
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