From: Chris Wright <chrisw@sous-sol.org>
To: Lee Revell <rlrevell@joe-job.com>
Cc: linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: xen DMA bug
Date: Mon, 13 Mar 2006 19:51:27 -0800 [thread overview]
Message-ID: <20060314035127.GO27645@sorel.sous-sol.org> (raw)
In-Reply-To: <1142301766.13256.88.camel@mindpipe>
* Lee Revell (rlrevell@joe-job.com) wrote:
> An ALSA user has found a Xen bug where it fails to accept a 28 bit DMA
> mask (pci_set_dma_mask(pci, 0x0fffffff) < 0 ||
> pci_set_consistent_dma_mask(pci, 0x0fffffff) < 0) fails:
>
> https://bugtrack.alsa-project.org/alsa-bug/view.php?id=1907
Likely swiotlb range is above the mask. I'd suggest to reporter to
file in the Fedora bugzilla under kernel-xen (with dmesg output).
thanks,
-chris
prev parent reply other threads:[~2006-03-14 3:46 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-14 2:02 Lee Revell
2006-03-14 3:51 ` Chris Wright [this message]
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