From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Goirand Subject: Re: [Pkg-xen-devel] ioatdma: Boot process hangs then reboots when using Xen + Linux 3.2 Date: Mon, 05 Mar 2012 23:26:23 +0800 Message-ID: <4F54DB1F.3080000@debian.org> References: <20120127144737.GA27750@andromeda.dapyr.net> <20120219223125.GA820@burratino> <20120220181618.GD17566@burratino> <4F4891B8.9050008@goirand.fr> <20120302055715.GA692@burratino> <20120302162159.GB31683@wavehammer.waldi.eu.org> <20120302175719.GA1468@wavehammer.waldi.eu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: Dan Williams Cc: Jonathan Nieder , xen-devel@lists.xensource.com, pkg-xen-devel@lists.alioth.debian.org, Maciej Sosnowski , linux-kernel@vger.kernel.org, William Dauchy , Konrad Rzeszutek Wilk , Dave Jiang List-Id: xen-devel@lists.xenproject.org On 03/03/2012 03:31 AM, Dan Williams wrote: > Can you send the log of the driver load with debug enabled? > > diff --git a/drivers/dma/ioat/dma.c b/drivers/dma/ioat/dma.c > index a4d6cb0..82472de 100644 > --- a/drivers/dma/ioat/dma.c > +++ b/drivers/dma/ioat/dma.c > @@ -24,7 +24,7 @@ > * This driver supports an Intel I/OAT DMA engine, which does asynchronous > * copy operations. > */ > - > +#define DEBUG > #include > #include > #include > diff --git a/drivers/dma/ioat/dma_v2.c b/drivers/dma/ioat/dma_v2.c > index 5d65f83..da337e7 100644 > --- a/drivers/dma/ioat/dma_v2.c > +++ b/drivers/dma/ioat/dma_v2.c > @@ -24,7 +24,7 @@ > * This driver supports an Intel I/OAT DMA engine (versions >= 2), which > * does asynchronous data movement and checksumming operations. > */ > - > +#define DEBUG > #include > #include > #include I will do my best to provide it ASAP. Should I compile with BUG_ON so you see it crashing, as per the original code, or just with WARN_ON, so you also see further things in dmesg? Thomas