Thread (112 messages) flat view 112 messages, 18 authors, 2023-01-15

Re: [patch V2 00/46] x86, PCI, XEN, genirq ...: Prepare for device MSI

From: Lu Baolu <baolu.lu@linux.intel.com>
Date: 2020-08-31 07:30:09
Also in: linux-iommu, linux-pci, lkml, xen-devel

Hi Thomas,

On 2020/8/31 15:10, Thomas Gleixner wrote:
On Mon, Aug 31 2020 at 08:51, Lu Baolu wrote:
quoted
On 8/26/20 7:16 PM, Thomas Gleixner wrote:
quoted
This is the second version of providing a base to support device MSI (non
PCI based) and on top of that support for IMS (Interrupt Message Storm)
based devices in a halfways architecture independent way.
After applying this patch series, the dmar_alloc_hwirq() helper doesn't
work anymore during boot. This causes the IOMMU driver to fail to
register the DMA fault handler and abort the IOMMU probe processing.
Is this a known issue?
See replies to patch 15/46 or pull the git tree. It has the issue fixed.
Ah! Yes. Sorry for the noise.

Beset regards,
baolu
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