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 use
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
On Tue, Mar 24, 2015 at 10:50 AM, Mark Rutland mark.rutl...@arm.com 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
On Thu, May 07, 2015 at 12:16:30PM -0500, Bjorn Helgaas wrote:
On Thu, May 7, 2015 at 11:23 AM, William Davis wda...@nvidia.com 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
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,
On Wed, May 6, 2015 at 8:48 PM, Yijing Wang wangyij...@huawei.com 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 wda...@nvidia.com
Hi,
This patch series adds DMA APIs to
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 iommu data is corrupted
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
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 kdump
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 safe to
On Fri, May 01, 2015 at 01:32:14PM -0500, wda...@nvidia.com wrote:
From: Will Davis wda...@nvidia.com
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
-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: [PATCH
-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: [PATCH
[+cc Dave for sparc64, Yinghai]
On Fri, May 01, 2015 at 01:32:15PM -0500, wda...@nvidia.com wrote:
From: Will Davis wda...@nvidia.com
Simply route these through to the new dma_(un)map_resource APIs.
Signed-off-by: Will Davis wda...@nvidia.com
Reviewed-by: Terence Ripperda
-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; David S.
On Thu, May 7, 2015 at 11:23 AM, William Davis wda...@nvidia.com 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-
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
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