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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 721E9C433FE for ; Mon, 18 Oct 2021 15:33:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5E1CA6103D for ; Mon, 18 Oct 2021 15:33:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233317AbhJRPft (ORCPT ); Mon, 18 Oct 2021 11:35:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36054 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231934AbhJRPfp (ORCPT ); Mon, 18 Oct 2021 11:35:45 -0400 Received: from mail-lf1-x12e.google.com (mail-lf1-x12e.google.com [IPv6:2a00:1450:4864:20::12e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 66C92C061745 for ; Mon, 18 Oct 2021 08:33:34 -0700 (PDT) Received: by mail-lf1-x12e.google.com with SMTP id t9so612820lfd.1 for ; Mon, 18 Oct 2021 08:33:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=shutemov-name.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=8EDzkh2mrKfuyzPQUpymiYZWQumIf6fFE5eW3wZ5cNU=; b=PNmzELn/RUoqnGcsoZ/h+kH2Bn5QmyDn1wgXqX26wWJQl+5IQ9cjF2zuOGqquSnhOX VWmteF7BEB3DpDP3+AfsKHp9WfUdB0g8Ry+LK1nXLZlrQWe7Z3X4EygwvLblhlNKaT+w Eb9Wj91hH0bR5+Z7MggDlmEFCRZdH6a8NNJXXN9s9Z5EiGs3OJkYRiPNVGevjNJhaups qDfToB5uSFe6Th/pvzVbsOSZPfN7HNVYoeOI8vsbqIXSMYH8TJEYfFUgACpw9DPFTUE4 IusDYVCUNGpIGGqiCLAu2jvTs7rcJvtqll7tPorXZLn/q3gz3rpE0xfxEVsqnCuDOQhq 1npQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=8EDzkh2mrKfuyzPQUpymiYZWQumIf6fFE5eW3wZ5cNU=; b=s8kK0RT9+JMi1UXlSXPSTqQ6WOsr6FNn7+cv1aeaijFRx3XDSUgwiXLGfpQWGJNk4W ndJQEicZBeeAuuCChh2qbw69EPOeU7uafkeyBNyT+2mE0kLewrXJOo+6czn4Wo4u8rgC G7nsUH69FMGIbzjGVwH8sEoXHAm9CUOwKphBzugTkjsiXUWuYhLjC8GiloUxKWadMMml r2mW405FzJpAvKnnXTCEle2KR4gbQBAnLyF/RVlIL7gZ8uLC0TIqzdZEhYB0TOECA5i7 VW5LpW7mJtJN2pmuWYh6817dKFADjf7oLhAv5H0uDoMENCWSLFY/glRHKgXK78dUNPov E45w== X-Gm-Message-State: AOAM5311YzWufJcQO115v6tQlOD2Au/lSJEhIxh+3/ojHIftclWYFum7 i5Wxexxt/rKigpbdvkYoibykDA== X-Google-Smtp-Source: ABdhPJwaEbm+XEo59nKz13ShzVeUlOUkoy1l2VHYplbqhvskI7gORMVvGwfqMwIRhXkxohki/952UA== X-Received: by 2002:ac2:4c51:: with SMTP id o17mr392572lfk.457.1634571212838; Mon, 18 Oct 2021 08:33:32 -0700 (PDT) Received: from box.localdomain ([86.57.175.117]) by smtp.gmail.com with ESMTPSA id v7sm1770181lji.81.2021.10.18.08.33.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 Oct 2021 08:33:31 -0700 (PDT) From: "Kirill A. Shutemov" X-Google-Original-From: "Kirill A. Shutemov" Received: by box.localdomain (Postfix, from userid 1000) id 0F0E510309A; Mon, 18 Oct 2021 18:33:35 +0300 (+03) To: Thomas Gleixner , Ingo Molnar , Borislav Petkov , Tom Lendacky , Joerg Roedel Cc: Kuppuswamy Sathyanarayanan , Andi Kleen , Dave Hansen , Sean Christopherson , x86@kernel.org, linux-kernel@vger.kernel.org, "Kirill A. Shutemov" Subject: [PATCH 0/3] Add generic MMIO instruction deconding to be used in SEV and TDX Date: Mon, 18 Oct 2021 18:33:30 +0300 Message-Id: <20211018153333.8261-1-kirill.shutemov@linux.intel.com> X-Mailer: git-send-email 2.32.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Both AMD SEV and Intel TDX has to decode MMIO instruction to be able to handle MMIO. Extract insn_decode_mmio() from SEV code. TDX will also use this helper. Kirill A. Shutemov (3): x86/insn-eval: Introduce insn_get_modrm_reg_ptr() x86/insn-eval: Introduce insn_decode_mmio() x86/sev-es: Use insn_decode_mmio() for MMIO implementation arch/x86/include/asm/insn-eval.h | 13 +++ arch/x86/kernel/sev.c | 171 ++++++++----------------------- arch/x86/lib/insn-eval.c | 102 ++++++++++++++++++ 3 files changed, 155 insertions(+), 131 deletions(-) -- 2.32.0