From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vasily Khoruzhick Subject: Re: [PATCH] drm/i915: Use PM QoS to prevent C-state memory starvation of the GPU Date: Wed, 8 Dec 2010 18:44:41 +0200 Message-ID: <201012081844.42123.anarsoul@gmail.com> References: <20100921202607.2b46ffca@gmail.com> <1291825475-22106-1-git-send-email-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-ey0-f170.google.com (mail-ey0-f170.google.com [209.85.215.170]) by gabe.freedesktop.org (Postfix) with ESMTP id 202429E9C3 for ; Wed, 8 Dec 2010 08:45:29 -0800 (PST) Received: by eyf5 with SMTP id 5so914490eyf.15 for ; Wed, 08 Dec 2010 08:45:29 -0800 (PST) In-Reply-To: <1291825475-22106-1-git-send-email-chris@chris-wilson.co.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: Chris Wilson Cc: intel-gfx@lists.freedesktop.org, Paolo Ornati List-Id: intel-gfx@lists.freedesktop.org On Wednesday 08 December 2010 18:24:35 Chris Wilson wrote: > This is just a preliminary attempt to see if this even helps. Obviously > some more effort will need to be spent investigating a better choice of > latency and when we need to request it, but first: does this help? Sorry, but it does not. glxgears is still jerky. Regards Vasily