On Thu, 21 May 2020 at 07:05, Ralph Campbell wrote:
>
>
> On 5/20/20 12:20 PM, Jason Gunthorpe wrote:
> > On Wed, May 20, 2020 at 11:36:52AM -0700, Ralph Campbell wrote:
> >> When calling OpenCL clEnqueueSVMMigrateMem() on a region of memory that
> >> is backed by pte_none() or zero pages, migrate
On 5/20/20 12:20 PM, Jason Gunthorpe wrote:
On Wed, May 20, 2020 at 11:36:52AM -0700, Ralph Campbell wrote:
When calling OpenCL clEnqueueSVMMigrateMem() on a region of memory that
is backed by pte_none() or zero pages, migrate_vma_setup() will fill the
source PFN array with an entry indicating
On Wed, May 20, 2020 at 11:36:52AM -0700, Ralph Campbell wrote:
> When calling OpenCL clEnqueueSVMMigrateMem() on a region of memory that
> is backed by pte_none() or zero pages, migrate_vma_setup() will fill the
> source PFN array with an entry indicating the source page is zero.
> Use this to opt
When calling OpenCL clEnqueueSVMMigrateMem() on a region of memory that
is backed by pte_none() or zero pages, migrate_vma_setup() will fill the
source PFN array with an entry indicating the source page is zero.
Use this to optimize migration to device private memory by allocating
GPU memory and ze
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