On Tue, Aug 23, 2022 at 2:37 PM Akhil P Oommen wrote:
>
> On 8/23/2022 10:07 PM, Rob Clark wrote:
> > From: Rob Clark
> >
> > Using map_pages/unmap_pages cuts down on the # of pgtable walks needed
> > in the process of finding where to insert/remove an entry. The end
> > result is ~5-10x faster
On 8/23/2022 10:07 PM, Rob Clark wrote:
From: Rob Clark
Using map_pages/unmap_pages cuts down on the # of pgtable walks needed
in the process of finding where to insert/remove an entry. The end
result is ~5-10x faster than mapping a single page at a time.
v2: Rename iommu_pgsize(), drop obsol
On 8/23/2022 10:07 PM, Rob Clark wrote:
From: Rob Clark
Using map_pages/unmap_pages cuts down on the # of pgtable walks needed
in the process of finding where to insert/remove an entry. The end
result is ~5-10x faster than mapping a single page at a time.
v2: Rename iommu_pgsize(), drop obsol
From: Rob Clark
Using map_pages/unmap_pages cuts down on the # of pgtable walks needed
in the process of finding where to insert/remove an entry. The end
result is ~5-10x faster than mapping a single page at a time.
v2: Rename iommu_pgsize(), drop obsolete comments, fix error handling
in ms
