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 C2D76C433F5 for ; Thu, 11 Nov 2021 11:20:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A461D611F2 for ; Thu, 11 Nov 2021 11:20:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232815AbhKKLXB (ORCPT ); Thu, 11 Nov 2021 06:23:01 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41410 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229668AbhKKLW7 (ORCPT ); Thu, 11 Nov 2021 06:22:59 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 74BAFC061766; Thu, 11 Nov 2021 03:20:10 -0800 (PST) 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=Rwfbmkoas7VebHdsAPeFky9gQjs68+546BvuzLh8KOw=; b=nYW2D8WwDzTJBO/3hqaCnKl+rG Juv9WqI4u6yj05w2X63ioSsTn5cEdV6jDA351V4/q9yydOsa7FW1hSEMYTFCpYM+34h+eLD05vIuf aJw4KwauVgbsmZhkliH2C6iKJqojPUXuWEPcd38B1dtT88o84f5Sp/oMWfV8h9DaHJOesh+0xGqtP n4R4aYuGwPrCobAnDwuTl24Bkv/pjQsvWW5g0gG3sYG1rBE7VdaHTNsjeZ1KJKR5jtxxyS54nzBQU j+XeoDvq2JxdCtTPVCSG+YQMQo1n/omY8trwJKb2fdS0v2mWaEEA6whxFBt8nI2ZCCfGYmM487YiO s2UIUTPg==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1ml873-002g98-8m; Thu, 11 Nov 2021 11:19:26 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 627DF3000D5; Thu, 11 Nov 2021 12:19:22 +0100 (CET) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 304F0201EC1CF; Thu, 11 Nov 2021 12:19:21 +0100 (CET) Date: Thu, 11 Nov 2021 12:19:21 +0100 From: Peter Zijlstra To: Sean Christopherson Cc: Ingo Molnar , Arnaldo Carvalho de Melo , Will Deacon , Mark Rutland , Russell King , Marc Zyngier , Catalin Marinas , Guo Ren , Nick Hu , Greentime Hu , Vincent Chen , Paul Walmsley , Palmer Dabbelt , Albert Ou , Thomas Gleixner , Borislav Petkov , Dave Hansen , 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 , Like Xu , Zhu Lingshan Subject: Re: [PATCH v4 00/17] perf: KVM: Fix, optimize, and clean up callbacks Message-ID: References: <20211111020738.2512932-1-seanjc@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211111020738.2512932-1-seanjc@google.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Nov 11, 2021 at 02:07:21AM +0000, Sean Christopherson wrote: > Like Xu (1): > perf/core: Rework guest callbacks to prepare for static_call support > > Sean Christopherson (16): > perf: Protect perf_guest_cbs with RCU > KVM: x86: Register perf callbacks after calling vendor's > hardware_setup() > KVM: x86: Register Processor Trace interrupt hook iff PT enabled in > guest > perf: Stop pretending that perf can handle multiple guest callbacks > perf: Drop dead and useless guest "support" from arm, csky, nds32 and > riscv > perf: Add wrappers for invoking guest callbacks > perf: Force architectures to opt-in to guest callbacks > perf/core: Use static_call to optimize perf_guest_info_callbacks > KVM: x86: Drop current_vcpu for kvm_running_vcpu + kvm_arch_vcpu > variable > KVM: x86: More precisely identify NMI from guest when handling PMI > KVM: Move x86's perf guest info callbacks to generic KVM > KVM: x86: Move Intel Processor Trace interrupt handler to vmx.c > KVM: arm64: Convert to the generic perf callbacks > KVM: arm64: Hide kvm_arm_pmu_available behind CONFIG_HW_PERF_EVENTS=y > KVM: arm64: Drop perf.c and fold its tiny bits of code into arm.c > perf: Drop guest callback (un)register stubs Thanks!, I'll queue them up and push them into tip/perf/core once -rc1 happens.