On Wed, Sep 9, 2020 at 5:35 PM Robin Murphy wrote:
>
Hi Robin,
Thanks for review
> On 2020-09-09 06:32, Srinath Mannam wrote:
> > Fix IOVA reserve failure for memory regions listed in dma-ranges in the
> > following cases.
> >
> > - start address of memory region is 0x0.
>
> That's fair enough, an
On 2020-09-09 06:32, Srinath Mannam wrote:
Fix IOVA reserve failure for memory regions listed in dma-ranges in the
following cases.
- start address of memory region is 0x0.
That's fair enough, and in fact generalises to the case of zero-sized
gaps between regions, which is indeed an oversight
Fix IOVA reserve failure for memory regions listed in dma-ranges in the
following cases.
- start address of memory region is 0x0.
- end address of a memory region is equal to start address of next memory
region.
Fixes: aadad097cd46f ("iommu/dma: Reserve IOVA for PCIe inaccessible DMA
address")
