Hi Joerg,
On 5/27/19 5:23 PM, Joerg Roedel wrote:
> On Mon, May 27, 2019 at 10:55:36AM +0200, Eric Auger wrote:
>> -list_add_tail(>resv->list, head);
>> +length = rmrr->end_address - rmrr->base_address + 1;
>> +resv =
On Mon, May 27, 2019 at 10:55:36AM +0200, Eric Auger wrote:
> - list_add_tail(>resv->list, head);
> + length = rmrr->end_address - rmrr->base_address + 1;
> + resv = iommu_alloc_resv_region(rmrr->base_address,
> +
intel_iommu_get_resv_regions() aims to return the list of
reserved regions accessible by a given @device. However several
devices can access the same reserved memory region and when
building the list it is not safe to use a single iommu_resv_region
object, whose container is the RMRR. This
