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 X-Spam-Level: X-Spam-Status: No, score=-26.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 482C4C433ED for ; Wed, 5 May 2021 00:27:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2515E613CB for ; Wed, 5 May 2021 00:27:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231411AbhEEA2p (ORCPT ); Tue, 4 May 2021 20:28:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50344 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231134AbhEEA2n (ORCPT ); Tue, 4 May 2021 20:28:43 -0400 Received: from mail-qk1-x74a.google.com (mail-qk1-x74a.google.com [IPv6:2607:f8b0:4864:20::74a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4A2B6C061574 for ; Tue, 4 May 2021 17:27:48 -0700 (PDT) Received: by mail-qk1-x74a.google.com with SMTP id m1-20020a05620a2201b02902e5493ba894so8733352qkh.17 for ; Tue, 04 May 2021 17:27:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=reply-to:date:in-reply-to:message-id:mime-version:references :subject:from:to:cc; bh=xZt4efxZ5O1fki+F06zzqnkjNwRMCCexS8Z/OWGzDKY=; b=RCPr67vEGY5CUjwXRYFJ17bNaPnTkB+YC/NFD/g6gSMqXJo1KpoKNbc8ioAry3aOo5 wT+5bW4ukEcbzXmpBO6Nofhx0N2lf4tDuOdo5Q85UU/5Ac2aMBtx3lRG7ypI2J1Vg4sM bewxeC0g6/dJ3Puc+L9MGhCugukS6LvFPriOzSQOo4HuTnHPx6Gz5JmtM4BJxAEg75XU qmFX77Jq9Qtzaa3+3CniWDGR9P6Yo6lYxGZKAf9loV1nK5k10yCPOKBEUJDqeGL6L5dQ yWGkfNtzVRUdOoo1J91pz9qPhUVuTJ96FALUsSej1OTblQKUzoCHSuHJF1p4RBDmSbB2 18FA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:reply-to:date:in-reply-to:message-id :mime-version:references:subject:from:to:cc; bh=xZt4efxZ5O1fki+F06zzqnkjNwRMCCexS8Z/OWGzDKY=; b=PBVIYWsnCBdz3SLZK8e9xE6gafOxflyjXzO1I3vGNv2jTWBnyur/9IQ8Tgf7pGJkTc OfAQMtZv9pgiFZaCI3HxRpibPs7ybm8Yknj5rRImcrt3lLPFVS/prP4nQidHANAICDJ5 sfsMe4k0aB+uSYsGGoc5TV52w06s7OqFr13L0aJaTGqLVBSpQ3tfRLucK2jehEnbj1k2 nO0Ko3kO9Eh0fWufS8uslFXOeVHlmFJG+dZ7hkb2VuOqKPWZQA5XEhBaOFt80WjlqlxE G5fEK/hzRm9ueGOJtpId0zbkHTYDtgXWJ7nCsWxAcUC0UXd8X9AsRjIuJ3J4Y6VKZosH tGEA== X-Gm-Message-State: AOAM5308qmZJKKsxenoffepoZ8JJRnzOCTceUm2mS/sYfQOln8KuMjMN Tkl1AglVrlEBl2E3wYbtytxyK8MaPpg= X-Google-Smtp-Source: ABdhPJy1pcjP5q/y8aPXnwQ3sVhGewgpWMslaYXIyaqZg7im31538j5Ml+LRQ3OlWvuxy8r5Vd7WnmuVGHo= X-Received: from seanjc798194.pdx.corp.google.com ([2620:15c:f:10:df57:48cb:ea33:a156]) (user=seanjc job=sendgmr) by 2002:a05:6214:176f:: with SMTP id et15mr28001756qvb.61.1620174467444; Tue, 04 May 2021 17:27:47 -0700 (PDT) Reply-To: Sean Christopherson Date: Tue, 4 May 2021 17:27:28 -0700 In-Reply-To: <20210505002735.1684165-1-seanjc@google.com> Message-Id: <20210505002735.1684165-2-seanjc@google.com> Mime-Version: 1.0 References: <20210505002735.1684165-1-seanjc@google.com> X-Mailer: git-send-email 2.31.1.527.g47e6f16901-goog Subject: [PATCH v4 1/8] context_tracking: Move guest exit context tracking to separate helpers From: Sean Christopherson To: Paolo Bonzini Cc: Sean Christopherson , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Thomas Gleixner , Michael Tokarev , Christian Borntraeger , Frederic Weisbecker Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org From: Wanpeng Li Provide separate context tracking helpers for guest exit, the standalone helpers will be called separately by KVM x86 in later patches to fix tick-based accounting. Suggested-by: Thomas Gleixner Cc: Thomas Gleixner Cc: Michael Tokarev Cc: Christian Borntraeger Cc: Frederic Weisbecker Signed-off-by: Wanpeng Li Co-developed-by: Sean Christopherson Signed-off-by: Sean Christopherson --- include/linux/context_tracking.h | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/include/linux/context_tracking.h b/include/linux/context_tracking.h index bceb06498521..b8c7313495a7 100644 --- a/include/linux/context_tracking.h +++ b/include/linux/context_tracking.h @@ -131,10 +131,15 @@ static __always_inline void guest_enter_irqoff(void) } } -static __always_inline void guest_exit_irqoff(void) +static __always_inline void context_tracking_guest_exit(void) { if (context_tracking_enabled()) __context_tracking_exit(CONTEXT_GUEST); +} + +static __always_inline void guest_exit_irqoff(void) +{ + context_tracking_guest_exit(); instrumentation_begin(); if (vtime_accounting_enabled_this_cpu()) @@ -159,6 +164,8 @@ static __always_inline void guest_enter_irqoff(void) instrumentation_end(); } +static __always_inline void context_tracking_guest_exit(void) { } + static __always_inline void guest_exit_irqoff(void) { instrumentation_begin(); -- 2.31.1.527.g47e6f16901-goog