I am currently running the following 2 setups.
Intel Xeon X5670
Intel DX58SO (x58)
Intel I7 980
MSI Big Bang X-Power (x58)
I am using IOMMU along with VFIO to passthrough a VGA card on both of my
setups. Everything worked fine till kernel 4.1, but after the introduction
of "iommu/vt-d: Make root
On Fri, 22 Apr 2016 14:31:18 +0200
Eric Auger wrote:
> Hi Alex,
> On 04/21/2016 09:32 PM, Alex Williamson wrote:
> > On Thu, 21 Apr 2016 14:18:09 +0200
> > Eric Auger wrote:
> >
> >> Hi Alex, Robin,
> >> On 04/19/2016 06:56 PM, Eric Auger wrote:
> >>> This series introduces the dma-reserved
On 21/04/16 17:30, Will Deacon wrote:
Hi Robin,
On Wed, Apr 13, 2016 at 06:13:02PM +0100, Robin Murphy wrote:
The way the driver currently forces an AArch32 or AArch64 context format
based on the kernel config and SMMU architecture version is suboptimal,
in that it makes it very hard to support
On 21/04/16 17:18, Will Deacon wrote:
On Wed, Apr 13, 2016 at 06:13:00PM +0100, Robin Murphy wrote:
Whilst commit 9439eb3ab9d1 ("asm-generic: io: implement relaxed
accessor macros as conditional wrappers") makes the *_relaxed forms of
I/O accessors universally available to drivers, in cases wher
On 22/04/16 12:39, Eric Auger wrote:
Hi Robin,
On 04/22/2016 01:16 PM, Robin Murphy wrote:
Hi Eric, Alex,
On 19/04/16 18:24, Eric Auger wrote:
Do not advertise IOMMU_CAP_INTR_REMAP for arm-smmu(-v3). Indeed the
irq_remapping capability is abstracted on irqchip side for ARM as
opposed to Intel
On Fri, 22 Apr 2016, Eric Auger wrote:
> Robin,
> On 04/22/2016 01:02 PM, Robin Murphy wrote:
> > Hi Eric,
> >
> > On 19/04/16 18:13, Eric Auger wrote:
> >> Let's introduce a new msi_domain_info flag value, MSI_FLAG_IRQ_REMAPPING
> >> meant to tell the domain supports IRQ REMAPPING, also known as
Ho Robin,
On 04/22/2016 04:49 PM, Robin Murphy wrote:
> On 22/04/16 13:00, Eric Auger wrote:
>> Hi Robin,
>> On 04/22/2016 01:31 PM, Robin Murphy wrote:
>>> On 20/04/16 16:58, Eric Auger wrote:
Hi Robin,
On 04/20/2016 02:47 PM, Robin Murphy wrote:
> Hi Eric,
>
> On 19/04/16 17
Hi Robin,
On 04/22/2016 03:02 PM, Eric Auger wrote:
> Hi Robin,
> On 04/22/2016 02:36 PM, Robin Murphy wrote:
>> On 20/04/16 17:14, Eric Auger wrote:
>>> Hi Robin,
>>> On 04/20/2016 02:55 PM, Robin Murphy wrote:
On 19/04/16 17:56, Eric Auger wrote:
> This patch introduces some new fields i
On 22/04/16 13:00, Eric Auger wrote:
Hi Robin,
On 04/22/2016 01:31 PM, Robin Murphy wrote:
On 20/04/16 16:58, Eric Auger wrote:
Hi Robin,
On 04/20/2016 02:47 PM, Robin Murphy wrote:
Hi Eric,
On 19/04/16 17:56, Eric Auger wrote:
Introduce a new DOMAIN_ATTR_MSI_MAPPING domain attribute. If sup
On Fri, Apr 22, 2016 at 02:27:38PM +0800, Yangbo Lu wrote:
> Update Freescale DCFG compatible with 'fsl,-dcfg' instead
> of 'fsl,ls1021a-dcfg' to include more chips.
>
> Signed-off-by: Yangbo Lu
> ---
> Changes for v8:
> - Added this patch
> ---
> Documentation/devicetree/bindings/arm/fsl.
On 20/04/16 17:18, Eric Auger wrote:
Robin,
On 04/20/2016 03:12 PM, Robin Murphy wrote:
On 19/04/16 17:56, Eric Auger wrote:
we will need to track which host physical addresses are mapped to
reserved IOVA. In that prospect we introduce a new RB tree indexed
by physical address. This RB tree onl
Hi Robin,
On 04/22/2016 02:36 PM, Robin Murphy wrote:
> On 20/04/16 17:14, Eric Auger wrote:
>> Hi Robin,
>> On 04/20/2016 02:55 PM, Robin Murphy wrote:
>>> On 19/04/16 17:56, Eric Auger wrote:
This patch introduces some new fields in the iommu_domain struct,
dedicated to reserved iova ma
On 20/04/16 17:14, Eric Auger wrote:
Hi Robin,
On 04/20/2016 02:55 PM, Robin Murphy wrote:
On 19/04/16 17:56, Eric Auger wrote:
This patch introduces some new fields in the iommu_domain struct,
dedicated to reserved iova management.
In a similar way as DMA mapping IOVA window, we need to store
Hi Alex,
On 04/21/2016 09:32 PM, Alex Williamson wrote:
> On Thu, 21 Apr 2016 14:18:09 +0200
> Eric Auger wrote:
>
>> Hi Alex, Robin,
>> On 04/19/2016 06:56 PM, Eric Auger wrote:
>>> This series introduces the dma-reserved-iommu api used to:
>>>
>>> - create/destroy an iova domain dedicated to re
Robin,
On 04/22/2016 01:02 PM, Robin Murphy wrote:
> Hi Eric,
>
> On 19/04/16 18:13, Eric Auger wrote:
>> Let's introduce a new msi_domain_info flag value, MSI_FLAG_IRQ_REMAPPING
>> meant to tell the domain supports IRQ REMAPPING, also known as Interrupt
>> Translation Service. On Intel HW this IR
Hi Robin,
On 04/22/2016 01:31 PM, Robin Murphy wrote:
> On 20/04/16 16:58, Eric Auger wrote:
>> Hi Robin,
>> On 04/20/2016 02:47 PM, Robin Murphy wrote:
>>> Hi Eric,
>>>
>>> On 19/04/16 17:56, Eric Auger wrote:
Introduce a new DOMAIN_ATTR_MSI_MAPPING domain attribute. If supported,
this m
Hi Robin,
On 04/22/2016 01:16 PM, Robin Murphy wrote:
> Hi Eric, Alex,
>
> On 19/04/16 18:24, Eric Auger wrote:
>> Do not advertise IOMMU_CAP_INTR_REMAP for arm-smmu(-v3). Indeed the
>> irq_remapping capability is abstracted on irqchip side for ARM as
>> opposed to Intel IOMMU featuring IRQ remapp
On 20/04/16 16:58, Eric Auger wrote:
Hi Robin,
On 04/20/2016 02:47 PM, Robin Murphy wrote:
Hi Eric,
On 19/04/16 17:56, Eric Auger wrote:
Introduce a new DOMAIN_ATTR_MSI_MAPPING domain attribute. If supported,
this means the MSI addresses need to be mapped in the IOMMU.
x86 IOMMUs typically do
Hi Eric, Alex,
On 19/04/16 18:24, Eric Auger wrote:
Do not advertise IOMMU_CAP_INTR_REMAP for arm-smmu(-v3). Indeed the
irq_remapping capability is abstracted on irqchip side for ARM as
opposed to Intel IOMMU featuring IRQ remapping HW.
So to check IRQ remapping capability, the msi domain needs
Hi Eric,
On 19/04/16 18:13, Eric Auger wrote:
Let's introduce a new msi_domain_info flag value, MSI_FLAG_IRQ_REMAPPING
meant to tell the domain supports IRQ REMAPPING, also known as Interrupt
Translation Service. On Intel HW this IRQ remapping capability is
abstracted on IOMMU side while on ARM
Hi Andy,
On Fri, Apr 22, 2016 at 01:45:38AM +0300, Andy Shevchenko wrote:
> On Thu, Apr 14, 2016 at 8:25 PM, Lorenzo Pieralisi
> wrote:
> > On DT based systems, the of_dma_configure() API implements DMA configuration
> > for a given device. On ACPI systems an API equivalent to of_dma_configure()
Hi Linus,
The following changes since commit bf16200689118d19de1b8d2a3c314fc21f5dc7bb:
Linux 4.6-rc3 (2016-04-10 17:58:30 -0700)
are available in the git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git
tags/iommu-fixes-v4.6-rc4
for you to fetch changes up to 98
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