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=-5.7 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED 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 A5D22C43387 for ; Wed, 9 Jan 2019 09:44:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 74C17214C6 for ; Wed, 9 Jan 2019 09:44:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1547027044; bh=N6BJg0wtr4GtnPRcKV3wRN1Kjvil0sKOQOuUiBOhN6g=; h=References:In-Reply-To:From:Date:Subject:To:Cc:List-ID:From; b=lGWqU9HYzEHvzMmN07j6L0Ukx3RLVw3Dzkz4edj9VZ0fbk3NKUJ79cQldfElbnUi/ hkQmq25R8acAUmktg0qtBuCIt7xkHL+Ry7DggZMPKIHeFoIQ9d+1hXDV6Pvmz8rG8i GmgYJl6424zEmZBVg914/F/nxv5IFF9JAjO9EMlI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730569AbfAIJoD convert rfc822-to-8bit (ORCPT ); Wed, 9 Jan 2019 04:44:03 -0500 Received: from mail-oi1-f177.google.com ([209.85.167.177]:34350 "EHLO mail-oi1-f177.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730138AbfAIJoC (ORCPT ); Wed, 9 Jan 2019 04:44:02 -0500 Received: by mail-oi1-f177.google.com with SMTP id r62so5824605oie.1; Wed, 09 Jan 2019 01:44:02 -0800 (PST) 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:content-transfer-encoding; bh=zbwo1Voy/TDZYXcAJfit3k7umA8oVRutjv4ekO+a860=; b=mezhRsOMTUL3Aa0PNZ16rcerU8TQGWIc2MdGgMc0wnKhTzBmkBx/6kKcTChvY+Y9wk RA+hIHOkgxjxuGKCru4qtAN0KCQyMvXTy+E9VX4+xq2IsVrsA/ez3i9NEXntuPTfAzTg w4GnzVkZommls7U37lhUtjCFZKwoHTlj9MnZ8XaB8zALj4LyFHVAlr7mqbqxLes+Xv2Q feUkQ8weKhiXI2SUa/4lBTlPTcQAFckh27BAyVSTYk6MUmp69Ax2prylzQ5TrPFO3zUU Klp8DzL29EYnlTvY2d0N1bD+jvl3K1bx6S9nGpxIGzJjp9LF80pXYJ2RKgczQIJJJnlW Gxrw== X-Gm-Message-State: AJcUuke5goQ4pPjacWbSAB6VmHhiAdLScGCCa8IlAlZ/eBivKe9iTe5p 2X8f2fjNj34fpHkJZQP4EcaGuOW2JBmxfnocmCo= X-Google-Smtp-Source: ALg8bN5iY6Da81NiaUUra/cTcpi6K1GVqj8em5N44VvknmK3B+7hw3x146V55h/6hSGuiETNgZobZv9VRNVuS9wjBOI= X-Received: by 2002:aca:195:: with SMTP id 143mr3247104oib.322.1547027042043; Wed, 09 Jan 2019 01:44:02 -0800 (PST) MIME-Version: 1.0 References: <20190107233833.GI5544@atomide.com> <20190108155354.GL5544@atomide.com> <20190108213743.GN5544@atomide.com> <20190109014218.GA8363@linaro.org> <20190109015124.GO5544@atomide.com> In-Reply-To: <20190109015124.GO5544@atomide.com> From: "Rafael J. Wysocki" Date: Wed, 9 Jan 2019 10:43:51 +0100 Message-ID: Subject: Re: Regression in v5.0-rc1 with autosuspend hrtimers To: Tony Lindgren , Vincent Guittot Cc: "Rafael J. Wysocki" , Ulf Hansson , "open list:THERMAL" , linux-kernel , LAK , Linux OMAP Mailing List Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jan 9, 2019 at 2:51 AM Tony Lindgren wrote: > > * Vincent Guittot [190109 01:42]: > > Le Tuesday 08 Jan 2019 à 13:37:43 (-0800), Tony Lindgren a écrit : > > > Lowering the autosuspend_delay_ms to 2100 ms makes things work again. > > > Anything higher than 2200 ms seems to somehow time out immediately > > > now :) > > > > This is quite close to the max ns of an int on arm 32bits > > > > Could you try the patch below ? > > Yup great thanks, that's it: > > Tested-by: Tony Lindgren Cool. Thanks for getting to the bottom of this! 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=-5.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED 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 C7B15C43387 for ; Wed, 9 Jan 2019 09:44:07 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8956821773 for ; Wed, 9 Jan 2019 09:44:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="kiya8rLO" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8956821773 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:To:Subject:Message-ID:Date:From: In-Reply-To:References:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=zXe+JYgj4d2TjPfrWybA9fPQK93Ut1kenufh9gZVIYE=; b=kiya8rLOacZIF5 pUJ1gxjrqvlvACLqcsnJRLVO80mqb3bJUZtA8Dq8VPR5++NaBospRpIuZ74RjEbNqXZKL6LCddKKY JhjUq2uoXKOAZeTvjlRyd8Od0T552k/IURuAf608dTnwmmm9FRQzjTXVJsbDrwrezRb4IcmsJfNVK RdWZA3afKdPzOTvve0VGTBcGzgFpcqPMeJ66zz0Mkw76qpQ2DZMTh6SqEHSCAuHPGsfOkJ9ukr1ts i6DtGHZYZIEFzGwc6g0UWikAwCH6lF8zlORtJqULpS6eguPcgwnKsOBCNoe6H/lpjZah3TqEIE4jL xwieOMy7RsTf62JI83zg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1ghAP7-0003pB-Ng; Wed, 09 Jan 2019 09:44:05 +0000 Received: from mail-oi1-f175.google.com ([209.85.167.175]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1ghAP5-0003oq-3o for linux-arm-kernel@lists.infradead.org; Wed, 09 Jan 2019 09:44:04 +0000 Received: by mail-oi1-f175.google.com with SMTP id y23so5805602oia.4 for ; Wed, 09 Jan 2019 01:44:02 -0800 (PST) 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:content-transfer-encoding; bh=zbwo1Voy/TDZYXcAJfit3k7umA8oVRutjv4ekO+a860=; b=QD6bbWxbi8wAXQCukhcKTjI7ubDRWVucMAROm/hF8rOEykMA7qA/hNqe8JePOAWAun yvh14kAJuMbeKBFVzvWeb0dK5OgRl0IAtqAn7SRyzCfg3CQKprfDmZ6KhJ73Ch9GZe6/ dtCPxPtA+oxua8VDSQ7Q6e8Xp0gw734whexeJBPNSjTM16iz1eirp3RdE5M6aDnk1lqb RkVmocAGnvfCiTCxG5eEQF4BDlbbd5UoNxG4G9EOM6gp+SchtmbMxUZMZD85FG0gBbzN eq+Bhp5HiEbD/VyN1mahzZ/I17b+rPY11xQIw+bWef8gACbKoTegd/uaXefoMv3S4Jlk UsEQ== X-Gm-Message-State: AJcUukeyDqMKCRjO7q9nk8+mw22NJI9ALHKVwE98XkKAaqKDJpkwgwQq DtjbcemH1FY46Nki/+G5Uk/+77Qpcdut/tbFCYk= X-Google-Smtp-Source: ALg8bN5iY6Da81NiaUUra/cTcpi6K1GVqj8em5N44VvknmK3B+7hw3x146V55h/6hSGuiETNgZobZv9VRNVuS9wjBOI= X-Received: by 2002:aca:195:: with SMTP id 143mr3247104oib.322.1547027042043; Wed, 09 Jan 2019 01:44:02 -0800 (PST) MIME-Version: 1.0 References: <20190107233833.GI5544@atomide.com> <20190108155354.GL5544@atomide.com> <20190108213743.GN5544@atomide.com> <20190109014218.GA8363@linaro.org> <20190109015124.GO5544@atomide.com> In-Reply-To: <20190109015124.GO5544@atomide.com> From: "Rafael J. Wysocki" Date: Wed, 9 Jan 2019 10:43:51 +0100 Message-ID: Subject: Re: Regression in v5.0-rc1 with autosuspend hrtimers To: Tony Lindgren , Vincent Guittot X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190109_014403_152193_FFC325F6 X-CRM114-Status: UNSURE ( 9.97 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Ulf Hansson , "open list:THERMAL" , "Rafael J. Wysocki" , linux-kernel , Linux OMAP Mailing List , LAK Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gV2VkLCBKYW4gOSwgMjAxOSBhdCAyOjUxIEFNIFRvbnkgTGluZGdyZW4gPHRvbnlAYXRvbWlk ZS5jb20+IHdyb3RlOgo+Cj4gKiBWaW5jZW50IEd1aXR0b3QgPHZpbmNlbnQuZ3VpdHRvdEBsaW5h cm8ub3JnPiBbMTkwMTA5IDAxOjQyXToKPiA+IExlIFR1ZXNkYXkgMDggSmFuIDIwMTkgw6AgMTM6 Mzc6NDMgKC0wODAwKSwgVG9ueSBMaW5kZ3JlbiBhIMOpY3JpdCA6Cj4gPiA+IExvd2VyaW5nIHRo ZSBhdXRvc3VzcGVuZF9kZWxheV9tcyB0byAyMTAwIG1zIG1ha2VzIHRoaW5ncyB3b3JrIGFnYWlu Lgo+ID4gPiBBbnl0aGluZyBoaWdoZXIgdGhhbiAyMjAwIG1zIHNlZW1zIHRvIHNvbWVob3cgdGlt ZSBvdXQgaW1tZWRpYXRlbHkKPiA+ID4gbm93IDopCj4gPgo+ID4gVGhpcyBpcyBxdWl0ZSBjbG9z ZSB0byB0aGUgbWF4IG5zIG9mIGFuIGludCBvbiBhcm0gMzJiaXRzCj4gPgo+ID4gQ291bGQgeW91 IHRyeSB0aGUgcGF0Y2ggYmVsb3cgPwo+Cj4gWXVwIGdyZWF0IHRoYW5rcywgdGhhdCdzIGl0Ogo+ Cj4gVGVzdGVkLWJ5OiBUb255IExpbmRncmVuIDx0b255QGF0b21pZGUuY29tPgoKQ29vbC4gIFRo YW5rcyBmb3IgZ2V0dGluZyB0byB0aGUgYm90dG9tIG9mIHRoaXMhCgpfX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1hcm0ta2VybmVsIG1haWxpbmcg bGlzdApsaW51eC1hcm0ta2VybmVsQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmlu ZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1hcm0ta2VybmVsCg==