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=-10.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 9549AC4320A for ; Sat, 28 Aug 2021 19:50:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7B5ED606A5 for ; Sat, 28 Aug 2021 19:50:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231436AbhH1Tvd (ORCPT ); Sat, 28 Aug 2021 15:51:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45246 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230253AbhH1Tvd (ORCPT ); Sat, 28 Aug 2021 15:51:33 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 06D94C061756; Sat, 28 Aug 2021 12:50:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=EvpUBX0kQkaSDPnQxMYWZGVN6zhrAsMhEqKxCVzwc4o=; b=pllg0gE0w02xyjMldZ9HnPVzqu ta11OtXd1Bso4ilrEuT55ps2xPl2CjYBACyXlwdXXUeIjxslwwfUq6OAyrihSvrjzRr3JtkoSpE8r nxY3yx+Fd/3UG041LWAE2YseMLAeONAzBfACBCXTK1UhZW2z6qWvQfm+cZtswlyfd2HomsjEMhaGO AlA/8iv9N9xdUC/3HvjDZZKrjX+uYcxwdDOcFci5wDFWFUa+LVkIxA0cauQXcKJeC0qgJePnlirYy P7fXACdPsEL7EzZFzKGU7caOwmwQc2FcxEl7F6m9RiEDfUUOmMpAmYquJxamu8c1pYg7LLIf/dgFH 3zfeLNxg==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=worktop.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1mK4J0-00Fo0r-RS; Sat, 28 Aug 2021 19:48:02 +0000 Received: by worktop.programming.kicks-ass.net (Postfix, from userid 1000) id 1F90798679D; Sat, 28 Aug 2021 21:47:52 +0200 (CEST) Date: Sat, 28 Aug 2021 21:47:52 +0200 From: Peter Zijlstra To: Sean Christopherson Cc: Ingo Molnar , Arnaldo Carvalho de Melo , Will Deacon , Mark Rutland , Catalin Marinas , Marc Zyngier , Guo Ren , Nick Hu , Greentime Hu , Vincent Chen , Paul Walmsley , Palmer Dabbelt , Albert Ou , Thomas Gleixner , Borislav Petkov , x86@kernel.org, Paolo Bonzini , Boris Ostrovsky , Juergen Gross , Alexander Shishkin , Jiri Olsa , Namhyung Kim , James Morse , Alexandru Elisei , Suzuki K Poulose , "H. Peter Anvin" , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , Stefano Stabellini , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.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 Subject: Re: [PATCH v2 05/13] perf: Force architectures to opt-in to guest callbacks Message-ID: <20210828194752.GC4353@worktop.programming.kicks-ass.net> References: <20210828003558.713983-1-seanjc@google.com> <20210828003558.713983-6-seanjc@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210828003558.713983-6-seanjc@google.com> Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Fri, Aug 27, 2021 at 05:35:50PM -0700, Sean Christopherson wrote: > diff --git a/init/Kconfig b/init/Kconfig > index 55f9f7738ebb..9ef51ae53977 100644 > --- a/init/Kconfig > +++ b/init/Kconfig > @@ -1776,6 +1776,9 @@ config HAVE_PERF_EVENTS > help > See tools/perf/design.txt for details. > > +config HAVE_GUEST_PERF_EVENTS > + bool depends on HAVE_KVM ? > + > config PERF_USE_VMALLOC > bool > help