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, USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=unavailable 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 4229FC433FE for ; Wed, 22 Sep 2021 00:07:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2B4A261153 for ; Wed, 22 Sep 2021 00:07:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231686AbhIVAJF (ORCPT ); Tue, 21 Sep 2021 20:09:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56798 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231991AbhIVAIW (ORCPT ); Tue, 21 Sep 2021 20:08:22 -0400 Received: from mail-qt1-x84a.google.com (mail-qt1-x84a.google.com [IPv6:2607:f8b0:4864:20::84a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 40E3FC0617AB for ; Tue, 21 Sep 2021 17:06:15 -0700 (PDT) Received: by mail-qt1-x84a.google.com with SMTP id b20-20020ac87fd4000000b002a69ee90efbso5183796qtk.11 for ; Tue, 21 Sep 2021 17:06:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=reply-to:date:in-reply-to:message-id:mime-version:references :subject:from:to:cc; bh=hykBvrf8DnzH3Q8YHjL/Y0GXRoABX5ADBK+0/12MWfw=; b=jKopPzwiybt9fB96grPLhcmov4eHABK3Rn1V3+jC89gDcrIoprd65bnGYY9DP7ju4b 85kkPs7ZPkL8WlWgMXplyIY3a/z2qIzxH+/FI3XjcdmrliPkx8nPrp2a5kX5Pjc1ywob ByTND1+iT+q5EbaKv8lVZV94ko5nNdJrrzXW+BlrNXXtl2FDDO+EPFHPKuUM6DjPG5xB A3Kj4DmZiicnBCVFqv70LMvPNdNZybwucvdKO2/8ODrWoNpkysFbo74lUlyrUvFEKlBi o1a2jdJRabm/xdF8RFOfzaw+a+ydqqTbWa982xz/HRYZHvnoWhQfVxgfpJMjXOW1pVY7 0TqA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:reply-to:date:in-reply-to:message-id :mime-version:references:subject:from:to:cc; bh=hykBvrf8DnzH3Q8YHjL/Y0GXRoABX5ADBK+0/12MWfw=; b=oTUAvATZ5p6qyf9PBFmOW/S6Qod77LfisIgN74FJAHPW3u34BEyfYayvxCELuDGAfB xgZLcKGJjLozMMtltEcLPBl27lZFD2/wFP9xxMKygzwfW392bhtqXhSVlaPpOAfqSY6F j3C1DV1Lo32x7OwCd+ju5PK+VhvrFh4Lsox9M9beoeiwBiIg2KmkGPhFGzrGt/xkPNEH pkgIeaEcrJ/zPRbJF7Uu0yMgJ9d9XonYcve0wAHRSorM+jMJJBqYHHlnLZgxy9D24Jtj traRMbkGwtQgClqMTUPW22mIToXGyQNxFDC7I50qKE2a8aw47lYGKsZJ7lf2GrMfrpm1 cVaQ== X-Gm-Message-State: AOAM531X8cS5PTl95brj5A4Do8MR8psnDwHmwiHyS0/p/+oOQIHSm7Xb mpcTP8GPGzwRg/KanERA74Koek7MSqs= X-Google-Smtp-Source: ABdhPJy5GySvAYc4kjGUgxPeiS0d5MaL33kPbz4EVAybMqnGUcP/K+XpH6FqRymRPMD4ga0cIEmdn6OzCzE= X-Received: from seanjc798194.pdx.corp.google.com ([2620:15c:90:200:b022:92d6:d37b:686c]) (user=seanjc job=sendgmr) by 2002:a05:6902:1143:: with SMTP id p3mr39279294ybu.420.1632269174363; Tue, 21 Sep 2021 17:06:14 -0700 (PDT) Reply-To: Sean Christopherson Date: Tue, 21 Sep 2021 17:05:31 -0700 In-Reply-To: <20210922000533.713300-1-seanjc@google.com> Message-Id: <20210922000533.713300-15-seanjc@google.com> Mime-Version: 1.0 References: <20210922000533.713300-1-seanjc@google.com> X-Mailer: git-send-email 2.33.0.464.g1972c5931b-goog Subject: [PATCH v3 14/16] KVM: arm64: Convert to the generic perf callbacks From: Sean Christopherson To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Will Deacon , Mark Rutland , Marc Zyngier , Guo Ren , Nick Hu , Greentime Hu , Vincent Chen , Paul Walmsley , Palmer Dabbelt , Albert Ou , Paolo Bonzini , Boris Ostrovsky , Juergen Gross Cc: Alexander Shishkin , Jiri Olsa , Namhyung Kim , James Morse , Alexandru Elisei , Suzuki K Poulose , Sean Christopherson , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , Stefano Stabellini , linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, kvmarm@lists.cs.columbia.edu, linux-csky@vger.kernel.org, linux-riscv@lists.infradead.org, kvm@vger.kernel.org, xen-devel@lists.xenproject.org, Artem Kashkanov , Like Xu , Zhu Lingshan Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Drop arm64's version of the callbacks in favor of the callbacks provided by generic KVM, which are semantically identical. Signed-off-by: Sean Christopherson --- arch/arm64/kvm/perf.c | 34 ++-------------------------------- 1 file changed, 2 insertions(+), 32 deletions(-) diff --git a/arch/arm64/kvm/perf.c b/arch/arm64/kvm/perf.c index 3e99ac4ab2d6..0b902e0d5b5d 100644 --- a/arch/arm64/kvm/perf.c +++ b/arch/arm64/kvm/perf.c @@ -13,45 +13,15 @@ DEFINE_STATIC_KEY_FALSE(kvm_arm_pmu_available); -static unsigned int kvm_guest_state(void) -{ - struct kvm_vcpu *vcpu = kvm_get_running_vcpu(); - unsigned int state; - - if (!vcpu) - return 0; - - state = PERF_GUEST_ACTIVE; - if (!vcpu_mode_priv(vcpu)) - state |= PERF_GUEST_USER; - - return state; -} - -static unsigned long kvm_get_guest_ip(void) -{ - struct kvm_vcpu *vcpu = kvm_get_running_vcpu(); - - if (WARN_ON_ONCE(!vcpu)) - return 0; - - return *vcpu_pc(vcpu); -} - -static struct perf_guest_info_callbacks kvm_guest_cbs = { - .state = kvm_guest_state, - .get_ip = kvm_get_guest_ip, -}; - void kvm_perf_init(void) { if (kvm_pmu_probe_pmuver() != 0xf && !is_protected_kvm_enabled()) static_branch_enable(&kvm_arm_pmu_available); - perf_register_guest_info_callbacks(&kvm_guest_cbs); + kvm_register_perf_callbacks(NULL); } void kvm_perf_teardown(void) { - perf_unregister_guest_info_callbacks(&kvm_guest_cbs); + kvm_unregister_perf_callbacks(); } -- 2.33.0.464.g1972c5931b-goog