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[209.132.180.67]) by mx.google.com with ESMTP id c21si7471490otr.223.2020.01.27.08.58.00; Mon, 27 Jan 2020 08:58:12 -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; dkim=pass header.i=@redhat.com header.s=mimecast20190719 header.b=XeJhgG7f; 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=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726164AbgA0Q4s (ORCPT + 99 others); Mon, 27 Jan 2020 11:56:48 -0500 Received: from us-smtp-1.mimecast.com ([207.211.31.81]:25296 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725845AbgA0Q4s (ORCPT ); Mon, 27 Jan 2020 11:56:48 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1580144206; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=4HSLSFcK67NxSxIqNgVdsWkaP8xObe9Q1wx/FTvVGVE=; b=XeJhgG7fe0Hmu/ZdvR/EPuQx1SkMfqt8SOBK0rFNB8KwZ51jwlH9NuJblGZeVO6SVKeNAf HzDB6nJQPNnwDh/UktethDPOFMYzdFqiaw3GD/RwCHUaJodgCMV0dQzSL8Ypm2jEhJ8FyD 4+uksyheJ1O6jCMKIS8y7woi8LLY62w= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-349-AKeFL_hLPUyCRJsomxPg0w-1; Mon, 27 Jan 2020 11:56:42 -0500 X-MC-Unique: AKeFL_hLPUyCRJsomxPg0w-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id EBAF2800D41; Mon, 27 Jan 2020 16:56:40 +0000 (UTC) Received: from pauld.bos.csb (dhcp-17-51.bos.redhat.com [10.18.17.51]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 5B1A05D9CA; Mon, 27 Jan 2020 16:56:40 +0000 (UTC) Date: Mon, 27 Jan 2020 11:56:38 -0500 From: Phil Auld To: Peter Zijlstra Cc: Kirill Tkhai , Juri Lelli , mingo@redhat.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3]sched/rt: Stop for_each_process_thread() iterations in tg_has_rt_tasks() Message-ID: <20200127165638.GC1295@pauld.bos.csb> References: <152415882713.2054.8734093066910722403.stgit@localhost.localdomain> <20180420092540.GG24599@localhost.localdomain> <0d7fbdab-b972-7f86-4090-b49f9315c868@virtuozzo.com> <854a5fb1-a9c1-023f-55ec-17fa14ad07d5@virtuozzo.com> <20180425194915.GH4064@hirez.programming.kicks-ass.net> <9f76872b-85e6-63bd-e503-fcaec69e28e3@virtuozzo.com> <20200123215616.GA14789@pauld.bos.csb> <20200127164315.GJ14879@hirez.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200127164315.GJ14879@hirez.programming.kicks-ass.net> User-Agent: Mutt/1.5.21 (2010-09-15) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jan 27, 2020 at 05:43:15PM +0100 Peter Zijlstra wrote: > On Thu, Jan 23, 2020 at 04:56:19PM -0500, Phil Auld wrote: > > Peter, is there any chance of taking something like this? > > Whoopsy, looks like this fell on the floor. Can do I suppose. > > Thanks! > Thanks. Probably make sense at this point to use Konstantin's new version? But they both do the trick. Cheers, Phil --