linux-kernel - Re: [PATCH v2 6/7] kvm,x86: RCU based table free

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Message-ID: <87ehpuqam8.fsf@linux.vnet.ibm.com>
Date:	Tue, 05 Jun 2012 16:38:47 +0530
From:	Nikunj A Dadhania <nikunj@...ux.vnet.ibm.com>
To:	Stefano Stabellini <stefano.stabellini@...citrix.com>
Cc:	"peterz\@infradead.org" <peterz@...radead.org>,
	"mingo\@elte.hu" <mingo@...e.hu>,
	"mtosatti\@redhat.com" <mtosatti@...hat.com>,
	"avi\@redhat.com" <avi@...hat.com>,
	"raghukt\@linux.vnet.ibm.com" <raghukt@...ux.vnet.ibm.com>,
	"kvm\@vger.kernel.org" <kvm@...r.kernel.org>,
	"linux-kernel\@vger.kernel.org" <linux-kernel@...r.kernel.org>,
	"x86\@kernel.org" <x86@...nel.org>,
	"jeremy\@goop.org" <jeremy@...p.org>,
	"vatsa\@linux.vnet.ibm.com" <vatsa@...ux.vnet.ibm.com>,
	"hpa\@zytor.com" <hpa@...or.com>
Subject: Re: [PATCH v2 6/7] kvm,x86: RCU based table free

On Tue, 5 Jun 2012 11:48:02 +0100, Stefano Stabellini <stefano.stabellini@...citrix.com> wrote:
> 
> I am also interested in introducing HAVE_RCU_TABLE_FREE on x86 for Xen.
> Maybe we can pull our efforts together :-)
> 
> Giving a look at this patch, it doesn't look like it is introducing
> CONFIG_HAVE_RCU_TABLE_FREE anywhere under arch/x86.
> How is the user supposed to set it?
>
I am doing that in the next patch only for KVM-ParavirtTLB flush, as
there is a bug in this implementation that patch [7/7] fixes.

Refer following thread for details:
http://mid.gmane.org/1337254086.4281.26.camel@twins
http://mid.gmane.org/1337273959.4281.62.camel@twins

Regards
Nikunj

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