From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3D4ABC433FE for ; Tue, 8 Nov 2022 20:55:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229528AbiKHUzg (ORCPT ); Tue, 8 Nov 2022 15:55:36 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60598 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229640AbiKHUzc (ORCPT ); Tue, 8 Nov 2022 15:55:32 -0500 Received: from mail-pj1-x1034.google.com (mail-pj1-x1034.google.com [IPv6:2607:f8b0:4864:20::1034]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 11DB258014 for ; Tue, 8 Nov 2022 12:55:31 -0800 (PST) Received: by mail-pj1-x1034.google.com with SMTP id c15-20020a17090a1d0f00b0021365864446so14510888pjd.4 for ; Tue, 08 Nov 2022 12:55:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=Z2mthpjvK4gnLPCZq1fjuVoG/GO6J8GGaVa0/UK/7WI=; b=rSPdVdM+wWBDfrvsyALHP/8vY+i7Mbc0Ftkoz2fvFpK5vVtsCQ2AWcpVmnP7dCSvZg a57nA4LRRPQdK87SL/8iCWF1ebr3uKEXNubg2GMdiP4JHNDiTsVwjC+dwGSbo7JZMsz6 HCOiR9aWz3Enqjs/vxy7Px/fKibxF8t35ljpHWa7RvSv9yOSzuCM2HckFJXfYTGyD60C 6DhQHhyEdZ3DqtXpQjJH8OZc0BinVQ2T6YI99xdMa1ixC/VLmFaPOG947GOudwvvNbJY 6cSS2xxu7Z3gzwPfrnlE24q6i0xhw/CAdD6gCZZj+t5OYoV4NhZ7rYU5u4a+/eTw7tTF hmlQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=Z2mthpjvK4gnLPCZq1fjuVoG/GO6J8GGaVa0/UK/7WI=; b=gVb+jOiZO/Wsn11IMm7NxXITcEFPg3PkBvYq7geTueVxmuSIuh4zSCIq0wExsDyyeJ HVjvjK9rsUUSf7N2yRMDr5pSe2rdYTcYRNqXRYsv+lUubpBwSzc6sfwvzj2wCtvClcX2 ziEL6LFUtXaxmQ7yaPFt0RgTtWB3dqZaReL2PVCn253hSDBnQlxmLHyXZUbO2ocMZ71o EBfIueHetEDDVGlDhOw2hj1P/hLSbsLsruXNHS3ClJbwRfMrKPJT8gbNJV6UvAUuQLD5 wV6EoZWhMq1wkIm5KKw2YTqk5RV4K098dzHAo09CL8ILFm5iwtFDId4bi2DpEVP3gVfZ mZVQ== X-Gm-Message-State: ACrzQf3X8xCsdnOOctFGzE6mjvZJ5wglJ6O5CHrLdJg/HE53cGMv5ZCP aw03zMnhngI+J8PM8087DVqO2g== X-Google-Smtp-Source: AMsMyM6c4vEFLv0196hVNd5ZzBqZtwGaapqgO01cDzVF+69R6dVWv1fbWsEuFgxaMqK10G5WpWQ5Og== X-Received: by 2002:a17:902:aa46:b0:186:e220:11d4 with SMTP id c6-20020a170902aa4600b00186e22011d4mr58090281plr.163.1667940930470; Tue, 08 Nov 2022 12:55:30 -0800 (PST) Received: from google.com (7.104.168.34.bc.googleusercontent.com. [34.168.104.7]) by smtp.gmail.com with ESMTPSA id e19-20020a170902ed9300b00186acb14c4asm7384944plj.67.2022.11.08.12.55.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Nov 2022 12:55:30 -0800 (PST) Date: Tue, 8 Nov 2022 20:55:26 +0000 From: Sean Christopherson To: Paolo Bonzini Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org, nathan@kernel.org, thomas.lendacky@amd.com, andrew.cooper3@citrix.com, peterz@infradead.org, jmattson@google.com, stable@vger.kernel.org Subject: Re: [PATCH v2 3/8] KVM: SVM: adjust register allocation for __svm_vcpu_run Message-ID: References: <20221108151532.1377783-1-pbonzini@redhat.com> <20221108151532.1377783-4-pbonzini@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221108151532.1377783-4-pbonzini@redhat.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Nov 08, 2022, Paolo Bonzini wrote: > In preparation for moving vmload/vmsave to __svm_vcpu_run, > keep the pointer to the struct vcpu_svm in %rdi. This way > it is possible to load svm->vmcb01.pa in %rax without > clobbering the pointer to svm itself. > > No functional change intended. > > Cc: stable@vger.kernel.org > Fixes: f14eec0a3203 ("KVM: SVM: move more vmentry code to assembly") Same nit, Fixes: shouldn't be provided.