From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Gary M <garym@oedata.com>
Cc: xen-devel@lists.xen.org
Subject: Re: help: dma_map_single() returning null in dom0
Date: Wed, 13 Aug 2014 08:50:31 -0400 [thread overview]
Message-ID: <20140813125031.GA15045@laptop.dumpdata.com> (raw)
In-Reply-To: <CAGwOJnxzmURH0X_6B7MDRNMKZRpeXOxob+CQW0dK=t0LRp88mg@mail.gmail.com>
On Tue, Aug 12, 2014 at 05:09:22PM -0600, Gary M wrote:
> Hi,
>
> I'm in a gap in my understanding need some help..
>
> I'm porting a driver from bare metal to Dom0, xen 4.3, debian jessie kernel
> 3.14
>
> I do a kmalloc and get a null returned dma_map_single().
Could paste your code please?
> Is there something I'm not setting correctly in dom0 kernel line ?
> Does the dma_map_single() call work in dom0 ?
Yes.
>
> cheers
> -g
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xen.org
> http://lists.xen.org/xen-devel
prev parent reply other threads:[~2014-08-13 12:50 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-12 23:09 help: dma_map_single() returning null in dom0 Gary M
2014-08-13 12:50 ` Konrad Rzeszutek Wilk [this message]
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