Received: by 2002:a25:7ec1:0:0:0:0:0 with SMTP id z184csp3191361ybc; Thu, 21 Nov 2019 04:49:47 -0800 (PST) X-Google-Smtp-Source: APXvYqz62HTDbApS16qliUEgfx00ncYAtymMiS5ChHYXrwRF4f9voKj+j48vYghLSV9ikj41dfwk X-Received: by 2002:a17:906:3484:: with SMTP id g4mr13704828ejb.293.1574340587126; Thu, 21 Nov 2019 04:49:47 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1574340587; cv=none; d=google.com; s=arc-20160816; b=m4MjZQzgmQBnLVnxcLHm3fz6PwQBKR8gcKXavD3wuotMoI9J9SgEvzHgqR6YlbGCpG JyVmkojcRRhMxbqfjX+Hyrrr01MuBak6MxtnGrdXDEbCZziDsFc1ZNY0oDR7IO1AXlUc FrIgz3rWIflDg0EJlpWeeBu4ugzjD+XBtVwRWu3Zo81lD8Qy03iJxefsu9Qf5JzDpFJz qw9K1extNZhrXHrjR9XYLhOXwdYbum1xBW1bSZr6FAe25RRKTrt6JAk9D1kwHOq7vJRB pGxauEWrzWcLbx9LuPr2iYLEkfLbAA9tQlYjuH/QJmnqP8bLw7Tr0AEzs+9TukjTABdF A5SA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:user-agent:message-id :in-reply-to:date:references:subject:cc:to:from; bh=tsK+S35lyntM60H9woDmr2R3Lrl7bX5WFMdfetO1Dyk=; b=lIfxcPbpOQ/ybLd3jMASc8M/nH9ExnIiaYWftmXD2e8XrTkQi1gF2n1X8I6kymWyp2 U5TNsv4dXIVrY9sFloYCqrrbrUDHBa8rrbmh/GQisS5hfcwQqVIsWiIXXca2nTcS+ja7 zsrebhp8hQ684doN/Na16HTB/VhtW9O7Z8vj1ZMhzWq1ve7XQg6PWIS4bSD3k+wcF5Hm 7AIoRfAEUU11NqiRSz411ybyeA6zjHrvC6qXCW0NYmVMb8hZqK7vlck7DWJn6U4HiK6x BWH5diQxnCLOtLl/5ddp8CSTux6+fgVRYWmM4Jv5UaaM6RVzU4xR6NPtZXimOWD7gXq9 Tk5w== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id jx9si1554124ejb.32.2019.11.21.04.49.23; Thu, 21 Nov 2019 04:49:47 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726502AbfKUMrd (ORCPT + 99 others); Thu, 21 Nov 2019 07:47:33 -0500 Received: from mga04.intel.com ([192.55.52.120]:24402 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726293AbfKUMrd (ORCPT ); Thu, 21 Nov 2019 07:47:33 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 21 Nov 2019 04:47:32 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.69,224,1571727600"; d="scan'208";a="205138454" Received: from tassilo.jf.intel.com (HELO tassilo.localdomain) ([10.7.201.21]) by fmsmga007.fm.intel.com with ESMTP; 21 Nov 2019 04:47:31 -0800 Received: by tassilo.localdomain (Postfix, from userid 1000) id E6A7B300B64; Thu, 21 Nov 2019 04:47:29 -0800 (PST) From: Andi Kleen To: Andi Kleen Cc: acme@kernel.org, jolsa@kernel.org, linux-kernel@vger.kernel.org Subject: Re: Optimize perf stat for large number of events/cpus References: <20191121001522.180827-1-andi@firstfloor.org> Date: Thu, 21 Nov 2019 04:47:29 -0800 In-Reply-To: <20191121001522.180827-1-andi@firstfloor.org> (Andi Kleen's message of "Wed, 20 Nov 2019 16:15:10 -0800") Message-ID: <878so9flb2.fsf@linux.intel.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Andi Kleen writes: > [v8: Address review feedback. Only changes one patch.] Sorry forgot to add the -v8 to the subject. The patches in this thread are version 8. I'll not repost with the new Subject unless someone asks me to. -Andi