Re: [PATCH v4 04/22] iommu: Add recoverable fault reporting

2019-06-18 Thread Jonathan Cameron
On Sun, 9 Jun 2019 06:44:04 -0700 Jacob Pan wrote: > From: Jean-Philippe Brucker > > Some IOMMU hardware features, for example PCI's PRI and Arm SMMU's Stall, > enable recoverable I/O page faults. Allow IOMMU drivers to report PRI Page > Requests and Stall events through the new fault reporting

[PATCH v4 04/22] iommu: Add recoverable fault reporting

2019-06-09 Thread Jacob Pan
From: Jean-Philippe Brucker Some IOMMU hardware features, for example PCI's PRI and Arm SMMU's Stall, enable recoverable I/O page faults. Allow IOMMU drivers to report PRI Page Requests and Stall events through the new fault reporting API. The consumer of the fault can be either an I/O page fault