From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: [PATCH] xen/arm: p2m: flush TLB by VMID when a new domain is creating Date: Thu, 14 Nov 2013 20:35:04 +0000 Message-ID: <528533F8.5060206@linaro.org> References: <1384448434-23183-1-git-send-email-julien.grall@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1Vh3d6-0006Q5-D0 for xen-devel@lists.xenproject.org; Thu, 14 Nov 2013 20:35:08 +0000 Received: by mail-wi0-f181.google.com with SMTP id f4so20446wiw.8 for ; Thu, 14 Nov 2013 12:35:06 -0800 (PST) In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Stefano Stabellini Cc: xen-devel@lists.xenproject.org, tim@xen.org, ian.campbell@citrix.com, patches@linaro.org List-Id: xen-devel@lists.xenproject.org On 11/14/2013 06:10 PM, Stefano Stabellini wrote: > > Why only inner shareable? Shouldn't we use the existing flush_tlb_local > instead? > As I understand TLBIALL is only to flush TLB on the local processor, rather than TLBIALLIS which is used to broadcast on all processor. So here we need to flush on every processor TLBs by VMID. -- Julien Grall