From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752723Ab1AKGG1 (ORCPT ); Tue, 11 Jan 2011 01:06:27 -0500 Received: from oproxy2-pub.bluehost.com ([67.222.39.60]:52695 "HELO oproxy2-pub.bluehost.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1751035Ab1AKGGV convert rfc822-to-8bit (ORCPT ); Tue, 11 Jan 2011 01:06:21 -0500 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=default; d=virtuousgeek.org; h=Received:X-User-Agent:References:In-Reply-To:MIME-Version:Content-Type:Content-Transfer-Encoding:Subject:From:Date:To:CC:Message-ID:X-Identified-User; b=APjx8nTuwhvmgkfyyicJe438WRHhsjrN6Kn1VTVjCO76HWA0jhSE/GwoOLPRyXw7n1K/1NT1fRuKQIX518EpFOu76nj5Wzul5THf/mUxZnlY7lWjrJCBGZq9EWURIlm/; X-User-Agent: K-9 Mail for Android References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8BIT Subject: Re: [git pull] drm for rc1 From: Jesse Barnes Date: Mon, 10 Jan 2011 22:06:29 -0800 To: Dave Airlie , Linus Torvalds CC: Dave Airlie , Chris Wilson , Eric Anholt , Daniel Vetter , linux-kernel@vger.kernel.org, DRI mailing list Message-ID: <0aea052d-70ff-41ea-8776-c6d974c10337@email.android.com> X-Identified-User: {10642:box514.bluehost.com:virtuous:virtuousgeek.org} {sentby:smtp auth 67.174.193.198 authed with jbarnes@virtuousgeek.org} Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org "Dave Airlie" wrote: >On Tue, Jan 11, 2011 at 2:16 PM, Linus Torvalds > wrote: >> On Mon, Jan 10, 2011 at 2:59 PM, Dave Airlie >wrote: >>> Highlights: >>> core/drivers: add support for high precision vblank timestamps >>> radeon: pageflipping support, Gen2 PCIE support >>> nouveau: reworked VRAM and VM support >>> intel: better ILK/SNB powersaving support, Full GTT support >> >> Lowlights: it's broken. >> >> I get millions of messages like: >> >>  ... >>  [ 8482.000414] [drm:i915_hangcheck_ring_idle] *ERROR* Hangcheck >> timer elapsed... render ring idle [waiting on 30938, at 30938], >missed >> IRQ? >>  [ 8485.918124] [drm:i915_hangcheck_ring_idle] *ERROR* Hangcheck >> timer elapsed... render ring idle [waiting on 31068, at 31068], >missed >> IRQ? >>  [ 8487.926963] [drm:i915_hangcheck_ring_idle] *ERROR* Hangcheck >> timer elapsed... render ring idle [waiting on 31129, at 31129], >missed >> IRQ? >>  ... >> >> and everything is very choppy. I assume it's the power saving thing >> that broke again, but that's just a total random guess, I have >nothing >> to actually back that up with. >> >> It worked fine after boot, but those problems began at 8287.139375 >> (about two hours after boot - it may have coincided with screen >saver, >> but who knows?)  and have been happening constantly since. The >machine >> is not really usable, I'm writing this with annoying 2-second pauses >> every once in a while. > >Okay I'll try and reproduce and curse Chris and Jesse, does booting >with >i915.powersave=0 help any? > >Dave. Arg. It's been ok on my ILK systems, but Chris has found some issues with out watermarking code iirc; apparently we're underflowing the display FIFO, causing all sorts of trouble. If it works before the pull of Dave's tree, can you bisect? Thanks, -- Jesse Barnes, Intel Open Source Technology Center