From: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
To: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Rik van Riel <riel@redhat.com>, Will Deacon <will.deacon@arm.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Catalin Marinas <Catalin.Marinas@arm.com>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"mtosatti@redhat.com" <mtosatti@redhat.com>,
"borntraeger@de.ibm.com" <borntraeger@de.ibm.com>,
"mingo@kernel.org" <mingo@kernel.org>,
"oleg@redhat.com" <oleg@redhat.com>,
"lcapitulino@redhat.com" <lcapitulino@redhat.com>,
"pbonzini@redhat.com" <pbonzini@redhat.com>
Subject: Re: [PATCH -v3 0/6] rcu,nohz,kvm: use RCU extended quiescent state when running KVM guest
Date: Mon, 9 Feb 2015 19:01:46 -0800 [thread overview]
Message-ID: <20150210030146.GM4166@linux.vnet.ibm.com> (raw)
In-Reply-To: <20150210014414.GB12802@lerouge>
On Tue, Feb 10, 2015 at 02:44:17AM +0100, Frederic Weisbecker wrote:
> On Mon, Feb 09, 2015 at 08:22:59PM -0500, Rik van Riel wrote:
> > -----BEGIN PGP SIGNED MESSAGE-----
> > Hash: SHA1
> >
> > On 02/09/2015 08:15 PM, Will Deacon wrote:
> > > Hi Rik,
> > >
> > > On Mon, Feb 09, 2015 at 04:04:38PM +0000, riel@redhat.com wrote:
> > >> Apologies to Catalin and Will for not fixing up ARM. I am not
> > >> familiar with ARM assembly, and not sure how to pass a constant
> > >> argument to a function from assembly code on ARM :)
> > >
> > > It's a bit of a faff getting enum values into asm -- we actually
> > > have to duplicate the definitions using #defines to get at the
> > > constants. Perhaps it would be cleaner to leave
> > > context_tracking_user_{enter,exit} intact as C wrappers around
> > > context_tracking_{enter,exit} passing the appropriate constant?
> > > That way we don't actually need to change the arch code at all.
> >
> > If Paul and Frederic have no objections, I would be happy to do that.
> >
> > Paul, Frederic?
>
> Sure, that's fine by me.
And if it is fine by Frederic, it is fine by me!
Thanx, Paul
next prev parent reply other threads:[~2015-02-10 3:01 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-09 16:04 [PATCH -v3 0/6] rcu,nohz,kvm: use RCU extended quiescent state when running KVM guest riel
2015-02-09 16:04 ` [PATCH 1/6] rcu,nohz: add state parameter to context_tracking_user_enter/exit riel
2015-02-09 16:04 ` [PATCH 2/6] rcu,nohz: rename context_tracking_enter & _exit riel
2015-02-09 16:04 ` [PATCH 3/6] rcu,nohz: run vtime_user_enter/exit only when state == IN_USER riel
2015-02-09 16:04 ` [PATCH 4/6] nohz,kvm: export context_tracking_user_enter/exit riel
2015-02-09 17:05 ` Paolo Bonzini
2015-02-09 20:02 ` Rik van Riel
2015-02-09 16:04 ` [PATCH 5/6] kvm,rcu,nohz: use RCU extended quiescent state when running KVM guest riel
2015-02-09 16:04 ` [PATCH 6/6] nohz: add stub context_tracking_is_enabled riel
2015-02-09 17:07 ` Paolo Bonzini
2015-02-10 1:15 ` [PATCH -v3 0/6] rcu,nohz,kvm: use RCU extended quiescent state when running KVM guest Will Deacon
2015-02-10 1:22 ` Rik van Riel
2015-02-10 1:44 ` Frederic Weisbecker
2015-02-10 3:01 ` Paul E. McKenney [this message]
2015-02-10 3:03 ` Rik van Riel
2015-02-10 3:13 ` Paul E. McKenney
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