linux-kernel - Re: [PATCH 1/2] rcu: provide rcu_virt_note_context

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Message-ID: <20110509121630.GJ2608@linux.vnet.ibm.com>
Date:	Mon, 9 May 2011 05:16:30 -0700
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	Avi Kivity <avi@...hat.com>
Cc:	Gleb Natapov <gleb@...hat.com>, linux-kernel@...r.kernel.org,
	mtosatti@...hat.com, kvm@...r.kernel.org
Subject: Re: [PATCH 1/2] rcu: provide rcu_virt_note_context_switch()
 function.

On Mon, May 09, 2011 at 11:51:34AM +0300, Avi Kivity wrote:
> On 05/04/2011 07:35 PM, Paul E. McKenney wrote:
> >On Wed, May 04, 2011 at 04:31:03PM +0300, Gleb Natapov wrote:
> >>  Provide rcu_virt_note_context_switch() for vitalization use to note
> >>  quiescent state during guest entry.
> >
> >Very good, queued on -rcu.
> >
> >Unless you tell me otherwise, I will assume that you want to carry the
> >patch modifying KVM to use this.
> 
> Is -rcu a fast-forward-only tree (like tip)?  If so I'll merge it
> and apply patch 2.

Yep, -rcu is subject to rebase and feeds into -tip.  The patch is
SHA 29ce831000081dd757d3116bf774aafffc4b6b20 in

	git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-2.6-rcu.git

Branch is rcu/next.  My guess is that this commit will show up in
-tip soon.

							Thanx, Paul
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