From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mario Smarduch Subject: Re: 32-bit fp/simd race - never mind :) Date: Wed, 17 Jun 2015 20:24:02 -0700 Message-ID: <558239D2.5030107@samsung.com> References: <55823354.1040207@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 36BE755F1C for ; Wed, 17 Jun 2015 23:13:31 -0400 (EDT) Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Gbd3Km6Ta5sq for ; Wed, 17 Jun 2015 23:13:29 -0400 (EDT) Received: from usmailout4.samsung.com (mailout4.w2.samsung.com [211.189.100.14]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id 2634B55F1B for ; Wed, 17 Jun 2015 23:13:28 -0400 (EDT) Received: from uscpsbgex3.samsung.com (u124.gpu85.samsung.co.kr [203.254.195.124]) by usmailout4.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0NQ400LVLES8V130@usmailout4.samsung.com> for kvmarm@lists.cs.columbia.edu; Wed, 17 Jun 2015 23:24:08 -0400 (EDT) In-reply-to: <55823354.1040207@samsung.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu To: "kvmarm@lists.cs.columbia.edu" , "christoffer.dall@linaro.org" , Marc Zyngier , "kvm@vger.kernel.org" List-Id: kvmarm@lists.cs.columbia.edu I have been looking at it for too long, my concepts got twisted. On 06/17/2015 07:56 PM, Mario Smarduch wrote: > Maybe I've been looking at this code too long, but it > appears that on __kvm_vcpu_return we save/restore > fp/simd registers and then change to hyp role. In > between if we get an interrupt vCPU may be migrated > to another CPU? Or am I missing something? > > Thanks, > - Mario > _______________________________________________ > kvmarm mailing list > kvmarm@lists.cs.columbia.edu > https://lists.cs.columbia.edu/mailman/listinfo/kvmarm >