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=-8.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_IN_DEF_DKIM_WL autolearn=no 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 47F7DCA9EA9 for ; Fri, 18 Oct 2019 20:23:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0FEF82082C for ; Fri, 18 Oct 2019 20:23:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=indeed.com header.i=@indeed.com header.b="SthYM5HN" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2437917AbfJRUXl (ORCPT ); Fri, 18 Oct 2019 16:23:41 -0400 Received: from mail-io1-f65.google.com ([209.85.166.65]:32935 "EHLO mail-io1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2440308AbfJRUXb (ORCPT ); Fri, 18 Oct 2019 16:23:31 -0400 Received: by mail-io1-f65.google.com with SMTP id z19so8996597ior.0 for ; Fri, 18 Oct 2019 13:23:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=indeed.com; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=71+3x9bQCrseYT46kjzG9xxXfo7pyJvO5naguWDqCi8=; b=SthYM5HNGYBp/w+7NO4joeMxObBaZARAka0m0htzUNZgoJJy0C7DNkBgF2N98vlCro 3mEhyZz6WJvlTYXES748pAypVeERT9nLhQop+5CKH9gAKgIt8+I0g33HYrXgpbFvcl9N zKWh7stvOETlzn+v7qmbNqd/UVo6m7EZHiXps= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=71+3x9bQCrseYT46kjzG9xxXfo7pyJvO5naguWDqCi8=; b=o/HADlZYC+fk6DZM9bUT01hm2cMAbcos6mRa+esOzRYsrI5lgK9ibiL7Ixbfz0RoA8 ROryYeNjDryAj3aPPL6fMTJNftFVHGqAHgpHfxF77dx6+KmuF9nKOhss/ml3tn4K6Vfw SEeLQgIUwKwf946dk5WTRMn12dAC4SWKI88k2oh5GTcBIMP6sEJFYYcbthlL1QFgwT0p X7kB6wB/wFZ/33z9AtQX6zrZtS3ryU9+IwmfM103IQwPDH0WCahjM2IyGxIyWlO/HwHK RKNQ4ZgAmvvb6GFPJYtYqqYBep8C9h0hZgBoLLnKajvGsbuFe3d9keXt5ow0k64AIKt8 t3BQ== X-Gm-Message-State: APjAAAX2goZQeyHHnfWn55KDQS+RSOIiL2GX3ClXZdCDi91e5d/L1k7G gga78kHrgCxYCH9nrFcWu0RkBUt3w0FUyy/7Ku/Iog== X-Google-Smtp-Source: APXvYqwx47zsLQqEX/Gvrudz4A/RYJW2eI6WVN5YIR3waMzDd3cCuvvaVrFRMYyd5URs5c0cdLVZBjQN17rEYXLTCYA= X-Received: by 2002:a02:ba0d:: with SMTP id z13mr11043674jan.75.1571430208053; Fri, 18 Oct 2019 13:23:28 -0700 (PDT) MIME-Version: 1.0 References: <20190925064414.GA1449297@kroah.com> <20190927131332.GO8171@sasha-vm> <20191003065135.GA1813585@kroah.com> In-Reply-To: <20191003065135.GA1813585@kroah.com> From: Dave Chiluk Date: Fri, 18 Oct 2019 15:23:02 -0500 Message-ID: Subject: Re: Please backport de53fd7aedb1 : sched/fair: Fix low cpu usage with high throttling by removing expiration of cpu-local slices To: Greg KH Cc: Ben Segall , Peter Zijlstra , Phil Auld , stable@vger.kernel.org, Sasha Levin , Ingo Molnar Content-Type: text/plain; charset="UTF-8" Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org @Ben @Ingo @Peter Can you please please ack this backport request? Thank you, Dave Chiluk On Thu, Oct 3, 2019 at 1:51 AM Greg KH wrote: > > On Thu, Oct 03, 2019 at 12:15:02AM -0500, Dave Chiluk wrote: > > @Greg KH, Qian Cai's compiler warning fix has now been integrated into > > Linus' tree as commit: 763a9ec06c409 > > > > Both de53fd7aedb1 and 763a9ec06c40 are now apart of v5.4-rc1. Can you > > please queue up these fixes for backport to all stable kernels. > > I need an ack from the scheduler maintainers that this is ok to do so... > > thanks, > > greg k-h