Hi Matt and Ram, On Wed, Dec 08, 2021 at 07:46:13PM +0530, Ramalingam C wrote: > From: Matthew Auld <matthew.auld@xxxxxxxxx> > > If the device needs 64K minimum GTT pages for device local-memory, > like on XEHPSDV, then we need to fail the allocation if we can't > meet it, instead of falling back to 4K pages, otherwise we can't > safely support the insertion of device local-memory pages for > this vm, since the HW expects the correct physical alignment and > size for every PTE, if we mark the page-table as 64K GTT mode. > > v2: s/userpsace/userspace [Thomas] > > Signed-off-by: Matthew Auld <matthew.auld@xxxxxxxxx> > Signed-off-by: Ramalingam C <ramalingam.c@xxxxxxxxx> > Reviewed-by: Thomas Hellström <thomas.hellstrom@xxxxxxxxxxxxxxx> Reviewed-by: Andi Shyti <andi.shyti@xxxxxxxxxxxxxxx> Andi
