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=-8.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 64623C432BE for ; Sat, 28 Aug 2021 19:50:09 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id CC1EF60EB3 for ; Sat, 28 Aug 2021 19:50:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org CC1EF60EB3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 5B9CF4B108; Sat, 28 Aug 2021 15:50:08 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Authentication-Results: mm01.cs.columbia.edu (amavisd-new); dkim=softfail (fail, message has been altered) header.i=@infradead.org Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id E2hIobx5vMnd; Sat, 28 Aug 2021 15:50:04 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 41A744B136; Sat, 28 Aug 2021 15:50:04 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 1A6924B108 for ; Sat, 28 Aug 2021 15:50:03 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id p4ezh0k+YVEH for ; Sat, 28 Aug 2021 15:49:59 -0400 (EDT) Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id 248024B120 for ; Sat, 28 Aug 2021 15:49:59 -0400 (EDT) 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 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-Disposition: inline In-Reply-To: <20210828003558.713983-6-seanjc@google.com> Cc: Wanpeng Li , kvm@vger.kernel.org, Alexander Shishkin , Catalin Marinas , Guo Ren , "H. Peter Anvin" , linux-riscv@lists.infradead.org, Vincent Chen , Jiri Olsa , Boris Ostrovsky , Stefano Stabellini , xen-devel@lists.xenproject.org, Marc Zyngier , Joerg Roedel , x86@kernel.org, linux-csky@vger.kernel.org, kvmarm@lists.cs.columbia.edu, Ingo Molnar , Like Xu , Albert Ou , Zhu Lingshan , Will Deacon , Arnaldo Carvalho de Melo , Borislav Petkov , Greentime Hu , Paul Walmsley , Namhyung Kim , Thomas Gleixner , Artem Kashkanov , linux-arm-kernel@lists.infradead.org, Jim Mattson , Juergen Gross , Nick Hu , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Palmer Dabbelt , Paolo Bonzini , Vitaly Kuznetsov X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu 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 _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm 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 ACB0EC432BE for ; Sat, 28 Aug 2021 19:50:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8B01860EB0 for ; Sat, 28 Aug 2021 19:50:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231258AbhH1Tvd (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: linux-csky@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 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=-9.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 CC619C432BE for ; Sat, 28 Aug 2021 19:49:19 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8AD10606A5 for ; Sat, 28 Aug 2021 19:49:19 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 8AD10606A5 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=V7rNKmTdTs5zGsgENl2V6tMT1aBxY/Hm0JHjxWLRdjI=; b=TR395tRrFhtXs4 TNV0EmgGDUymMXjFadZgHyTGt6Js1+Ym17nyGM6/UAhjmSM3V/dnPYMtuTZKjnNYHzl75jgc5BNw5 0OLUi939ysDSSqIn5gUBqKbtmfMVLbvswreGu/Fb4Yoqd7Qgc/7s/bua+kPNROs0Fv0U5XbN+CZb1 VDn4UCWMRbaR5hp66QaPTYcMtxHLGOKM0sYxGleJy1HIZPUXduxvNZv05m5Y3gJtb4HlVkR8/q8lA 8ezdEIR5GPQl6hMWockAghPplOpx0iXK3l52kWxonRDrmKNYK+alwFKro9WC9cVo3e46BcRd6lVW2 oHVTNIGHrQ1Oxjt2ozaw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mK4K7-00EdnG-Bh; Sat, 28 Aug 2021 19:49:03 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mK4Jv-00Edm2-Mq; Sat, 28 Aug 2021 19:48:51 +0000 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-Disposition: inline In-Reply-To: <20210828003558.713983-6-seanjc@google.com> X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.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 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv 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=-9.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 44212C432BE for ; Sat, 28 Aug 2021 19:50:36 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0BD00606A5 for ; Sat, 28 Aug 2021 19:50:36 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 0BD00606A5 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=rYSnbtxotDjb5Lm9NtktJaoXaaHa00XlMI0pC2rPvM0=; b=0uZe89qfuOr+Lx HWrR0fUXWsb3s5+tX7Zhbu0AgtxYVb8GhOJPc5njpryMTSEnQX3aDJT7ut4ODhBN3nfyBt6pwlDqc 3zW6n0vX2YzVCPrp2pVNDIub+DzlGn8ZXG+nC8KBCEfj2fBXUvswGugb7Hx7GHp1iUgovygQCiJia +a4msknre/NSFBfsrcfcQcGovaZO4yR+DkNVNudUHF1C0Xzgh/IvGvOelcbzMFP1zTfdjtf0jsFdq xmMCbfncJRihA8+xNqJGUdNy2DhlGKyQfCtJkzNCC6nrbK07RkvIfSIz+H0CCVMOV2alipm1YApYn btZhHzc2uI34HhCwTNAA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mK4Jy-00EdmL-32; Sat, 28 Aug 2021 19:48:54 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mK4Jv-00Edm2-Mq; Sat, 28 Aug 2021 19:48:51 +0000 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-Disposition: inline In-Reply-To: <20210828003558.713983-6-seanjc@google.com> X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.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 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel