On Wed, Feb 26, 2020 at 01:59:33PM +, Jonathan Cameron wrote:
> > +static int iopf_complete(struct device *dev, struct iopf_fault *iopf,
> > +enum iommu_page_response_code status)
>
> This is called once per group. Should name reflect that?
Ok
[...]
> > +/**
> > + * iomm
On Mon, 24 Feb 2020 19:23:38 +0100
Jean-Philippe Brucker wrote:
> From: Jean-Philippe Brucker
>
> Some systems allow devices to handle I/O Page Faults in the core mm. For
> example systems implementing the PCI PRI extension or Arm SMMU stall
> model. Infrastructure for reporting these recoverab
Hi,
On 2020/2/25 17:25, Jean-Philippe Brucker wrote:
Hi Zaibo,
On Tue, Feb 25, 2020 at 11:30:05AM +0800, Xu Zaibo wrote:
+struct iopf_queue *
+iopf_queue_alloc(const char *name, iopf_queue_flush_t flush, void *cookie)
+{
+ struct iopf_queue *queue;
+
+ queue = kzalloc(sizeof(*queue)
Hi Zaibo,
On Tue, Feb 25, 2020 at 11:30:05AM +0800, Xu Zaibo wrote:
> > +struct iopf_queue *
> > +iopf_queue_alloc(const char *name, iopf_queue_flush_t flush, void *cookie)
> > +{
> > + struct iopf_queue *queue;
> > +
> > + queue = kzalloc(sizeof(*queue), GFP_KERNEL);
> > + if (!queue)
> > +
Hi,
On 2020/2/25 2:23, Jean-Philippe Brucker wrote:
From: Jean-Philippe Brucker
Some systems allow devices to handle I/O Page Faults in the core mm. For
example systems implementing the PCI PRI extension or Arm SMMU stall
model. Infrastructure for reporting these recoverable page faults was
re
From: Jean-Philippe Brucker
Some systems allow devices to handle I/O Page Faults in the core mm. For
example systems implementing the PCI PRI extension or Arm SMMU stall
model. Infrastructure for reporting these recoverable page faults was
recently added to the IOMMU core. Add a page fault handle
