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=-2.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED, USER_AGENT_MUTT 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 E77CCC43382 for ; Fri, 28 Sep 2018 06:59:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9C1E42173D for ; Fri, 28 Sep 2018 06:59:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="HkEEXxqr" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9C1E42173D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728978AbeI1NVX (ORCPT ); Fri, 28 Sep 2018 09:21:23 -0400 Received: from merlin.infradead.org ([205.233.59.134]:46886 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726106AbeI1NVX (ORCPT ); Fri, 28 Sep 2018 09:21:23 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.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:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=h39s6quH6b+0Mgkwn1Bqeti62DjMaThH+cxhzVfUwao=; b=HkEEXxqr/cV460iFbAqxm71s1 lXXXBKYZexyHBN/HTMhokqo+iF81FZvTGWzFNLYoU+Fk5jpyEsVEPudKvLrArz2SixUUvff47NCCc MnLNbLc9F535avmFs8qGSG2rV3jowL9Rt6504VxMj9ILHTLKp/8uH9lX5UIOnSygAMD8DpTjwr8bD FQOOMfb84qgHUqdSJ6eJRtVV871YOsLhH5U+wcDxMY8GEn/J07ZMghRPPZhKriXOim/a1iT0l6IEe q7wGA7DBjpOiD60DBLhIAlPyMA0gef8TfZLBNsb+UuA6MfXXHopK9czWh0Rf2YCINqQFLE+MTB4Om 8y0FvqnEQ==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=hirez.programming.kicks-ass.net) by merlin.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1g5mjT-0003EC-8E; Fri, 28 Sep 2018 06:58:54 +0000 Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 64D182107093F; Fri, 28 Sep 2018 08:58:30 +0200 (CEST) Date: Fri, 28 Sep 2018 08:58:30 +0200 From: Peter Zijlstra To: Thomas Gleixner Cc: Reinette Chatre , fenghua.yu@intel.com, tony.luck@intel.com, mingo@redhat.com, acme@kernel.org, gavin.hindman@intel.com, jithu.joseph@intel.com, dave.hansen@intel.com, hpa@zytor.com, x86@kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH V5 0/6] perf and x86/intel_rdt: Fix lack of coordination with perf Message-ID: <20180928065830.GE3439@hirez.programming.kicks-ass.net> References: <20180920141150.GY24124@hirez.programming.kicks-ass.net> <77383a1e-f343-7529-24cf-874f0999507d@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Sep 27, 2018 at 10:39:01PM +0200, Thomas Gleixner wrote: > On Fri, 21 Sep 2018, Reinette Chatre wrote: > > > Dear Maintainers, > > Sorry for replying late. > > > On 9/20/2018 7:11 AM, Peter Zijlstra wrote: > > > On Wed, Sep 19, 2018 at 10:29:05AM -0700, Reinette Chatre wrote: > > >> Reinette Chatre (6): > > >> perf/core: Add sanity check to deal with pinned event failure > > >> perf/x86: Add helper to obtain performance counter index > > >> x86/intel_rdt: Remove local register variables > > >> x86/intel_rdt: Create required perf event attributes > > >> x86/intel_rdt: Use perf infrastructure for measurements > > >> x86/intel_rdt: Re-enable pseudo-lock measurements > > >> > > >> Documentation/x86/intel_rdt_ui.txt | 22 +- > > >> arch/x86/events/core.c | 21 ++ > > >> arch/x86/include/asm/perf_event.h | 1 + > > >> arch/x86/kernel/cpu/intel_rdt_pseudo_lock.c | 372 ++++++++++++-------- > > >> kernel/events/core.c | 6 + > > >> 5 files changed, 261 insertions(+), 161 deletions(-) > > > > > > Yeah, these look good, thanks! > > > > > > Acked-by: Peter Zijlstra (Intel) > > > > > > > Could you please consider this series for inclusion into v4.19? > > So in principle I'm having no objections as this really is mostly a RDT > only issue. > > Peter, any objections against the Perf part of it, aside the core patch > which is an obvious fix? Nope, look up a few lines to observe my Ack ;-)