On 05/07/15 at 10:25am, Don Dutile wrote:
> On 05/07/2015 10:00 AM, Dave Young wrote:
> >On 04/07/15 at 10:12am, Don Dutile wrote:
> >>On 04/06/2015 11:46 PM, Dave Young wrote:
> >>>On 04/05/15 at 09:54am, Baoquan He wrote:
> On 04/03/15 at 05:21pm, Dave Young wrote:
> >On 04/03/15 at 05:01
Hi Joerg,
This problem is caused by the latest updates in iommu module, and we are
trying to fix it.
When it is fixed, we will send out a new version of the patchset.
Thanks
Zhenhua
On 05/08/2015 01:32 AM, Joerg Roedel wrote:
Hi Baoquan, ZhenHua,
On Mon, May 04, 2015 at 11:17:49AM +0800, Bao
On Thu, May 07, 2015 at 12:16:30PM -0500, Bjorn Helgaas wrote:
> On Thu, May 7, 2015 at 11:23 AM, William Davis wrote:
> >> From: Bjorn Helgaas [mailto:bhelg...@google.com]
> >> Sent: Thursday, May 7, 2015 8:13 AM
> >> To: Yijing Wang
> >> Cc: William Davis; Joerg Roedel; open list:INTEL IOMMU (VT
On Tue, Mar 24, 2015 at 10:50 AM, Mark Rutland wrote:
> Hi all,
>
> For some devices, identification of particular masters is critical to
> their operation (e.g. IOMMUs, MSI controllers). The identity of masters
> is determined from sideband signals on the bus, and it may or may not be
> possible
Hi Baoquan, ZhenHua,
On Mon, May 04, 2015 at 11:17:49AM +0800, Baoquan He wrote:
> On 05/04/15 at 11:06am, Li, ZhenHua wrote:
> > Hi baoquan,
> > Could you paste the kernel log of the first kernel ?
Please let me know when you have worked this issue out.
Thanks,
Joerg
On Thu, May 7, 2015 at 11:23 AM, William Davis wrote:
>
>
>> -Original Message-
>> From: Bjorn Helgaas [mailto:bhelg...@google.com]
>> Sent: Thursday, May 7, 2015 8:13 AM
>> To: Yijing Wang
>> Cc: William Davis; Joerg Roedel; open list:INTEL IOMMU (VT-d); linux-
>> p...@vger.kernel.org; Te
> -Original Message-
> From: Bjorn Helgaas [mailto:bhelg...@google.com]
> Sent: Thursday, May 7, 2015 8:13 AM
> To: Yijing Wang
> Cc: William Davis; Joerg Roedel; open list:INTEL IOMMU (VT-d); linux-
> p...@vger.kernel.org; Terence Ripperda; John Hubbard; Jerome Glisse; Dave
> Jiang; Davi
> -Original Message-
> From: Bjorn Helgaas [mailto:bhelg...@google.com]
> Sent: Thursday, May 7, 2015 10:10 AM
> To: William Davis
> Cc: j...@8bytes.org; iommu@lists.linux-foundation.org; linux-
> p...@vger.kernel.org; Terence Ripperda; John Hubbard; jgli...@redhat.com
> Subject: Re: [PAT
> -Original Message-
> From: Bjorn Helgaas [mailto:bhelg...@google.com]
> Sent: Thursday, May 7, 2015 10:08 AM
> To: William Davis
> Cc: j...@8bytes.org; iommu@lists.linux-foundation.org; linux-
> p...@vger.kernel.org; Terence Ripperda; John Hubbard; jgli...@redhat.com
> Subject: Re: [PAT
[+cc Dave for sparc64, Yinghai]
On Fri, May 01, 2015 at 01:32:15PM -0500, wda...@nvidia.com wrote:
> From: Will Davis
>
> Simply route these through to the new dma_(un)map_resource APIs.
>
> Signed-off-by: Will Davis
> Reviewed-by: Terence Ripperda
> Reviewed-by: John Hubbard
> ---
> includ
On Fri, May 01, 2015 at 01:32:14PM -0500, wda...@nvidia.com wrote:
> From: Will Davis
>
> Add functions to DMA-map and -unmap a resource for a given device. This
> will allow devices to DMA-map a peer device's resource (for example,
> another device's BAR region on PCI) to enable peer-to-peer tra
On Fri, May 01, 2015 at 01:32:18PM -0500, wda...@nvidia.com wrote:
> From: Will Davis
>
> Simply pass through the physical address as the DMA address.
>
> Signed-off-by: Will Davis
> Reviewed-by: Terence Ripperda
> Reviewed-by: John Hubbard
> ---
> arch/x86/kernel/pci-nommu.c | 17 ++
On 05/07/2015 10:00 AM, Dave Young wrote:
On 04/07/15 at 10:12am, Don Dutile wrote:
On 04/06/2015 11:46 PM, Dave Young wrote:
On 04/05/15 at 09:54am, Baoquan He wrote:
On 04/03/15 at 05:21pm, Dave Young wrote:
On 04/03/15 at 05:01pm, Li, ZhenHua wrote:
Hi Dave,
There may be some possibiliti
On 04/07/15 at 10:12am, Don Dutile wrote:
> On 04/06/2015 11:46 PM, Dave Young wrote:
> >On 04/05/15 at 09:54am, Baoquan He wrote:
> >>On 04/03/15 at 05:21pm, Dave Young wrote:
> >>>On 04/03/15 at 05:01pm, Li, ZhenHua wrote:
> Hi Dave,
>
> There may be some possibilities that the old i
On 05/04/15 at 01:05pm, Joerg Roedel wrote:
> On Fri, Apr 03, 2015 at 04:40:31PM +0800, Dave Young wrote:
> > Have not read all the patches, but I have a question, not sure this
> > has been answered before. Old memory is not reliable, what if the old
> > memory get corrupted before panic? Is it sa
On 05/06/15 at 10:16am, Joerg Roedel wrote:
> On Wed, May 06, 2015 at 09:46:49AM +0800, Dave Young wrote:
> > For the original problem, the key issue is dmar faults cause kdump kernel
> > hang so that vmcore can not be saved. I do not know the reason why it hangs
> > I think it is acceptable if kdu
On Wed, May 6, 2015 at 8:48 PM, Yijing Wang wrote:
> On 2015/5/7 6:18, Bjorn Helgaas wrote:
>> [+cc Yijing, Dave J, Dave M, Alex]
>>
>> On Fri, May 01, 2015 at 01:32:12PM -0500, wda...@nvidia.com wrote:
>>> From: Will Davis
>>>
>>> Hi,
>>>
>>> This patch series adds DMA APIs to map and unmap a st
It is called in
static int copy_root_entry_table(struct intel_iommu *iommu);
On 05/07/2015 03:49 PM, Baoquan He wrote:
On 04/10/15 at 04:42pm, Li, Zhen-Hua wrote:
Add some functions to copy the data from old kernel.
These functions are used to copy context tables and page tables.
To avoid cal
On 04/10/15 at 04:42pm, Li, Zhen-Hua wrote:
> Add some functions to copy the data from old kernel.
> These functions are used to copy context tables and page tables.
>
> To avoid calling iounmap between spin_lock_irqsave and spin_unlock_irqrestore,
> use a link here, store the pointers , and then
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