From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: Re: SNA crashes Date: Thu, 24 May 2012 15:21:54 +0100 Message-ID: <1337869332_225389@CP5-2952> References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from fireflyinternet.com (smtp.fireflyinternet.com [109.228.6.236]) by gabe.freedesktop.org (Postfix) with ESMTP id 0AAFD9EF86 for ; Thu, 24 May 2012 07:22:15 -0700 (PDT) In-Reply-To: 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: Zdenek Kabelac , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org On Thu, 24 May 2012 16:15:41 +0200, Zdenek Kabelac wrote: > Hi > > Since I've started to use SNA driver (when UXA appeared to be very > slow), I'm facing higher number of Xorg crashes. > SNA is faster, but less stable then UXA is. They are all debugging assertions caused by the earlier GPU hang, to catch instances were we are losing commands and thus potentially corrupting the output due to the loss of the GPU. Tip, don't hang the GPU or don't ask for the bt. -Chris -- Chris Wilson, Intel Open Source Technology Centre