On 27-Jun-19 11:40 AM, Bruce Richardson wrote:
Add the create/destroy driver functions so that we can actually allocate
a rawdev and destroy it when done. No rawdev API functions are actually
implemented at this point.

Signed-off-by: Bruce Richardson <bruce.richard...@intel.com>
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<snip>

+       rawdev->driver_name = dev->device.driver->name;
+
+       ioat = rawdev->dev_private;
+       ioat->rawdev = rawdev;
+       ioat->regs = dev->mem_resource[0].addr;
+       ioat->ring_size = 0;
+       ioat->desc_ring = NULL;
+       ioat->status_addr = rte_malloc_virt2iova(ioat) +
+                       offsetof(struct rte_ioat_rawdev, status);

While reviewing other patch, i remembered that i've seen this here. You can't make any guarantees about IOVA addresses in rte_malloc-allocated memory. Are you sure you don't require IOVA-contiguous memory here?

--
Thanks,
Anatoly

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