[PATCH umr] Skip ahead if PDE entry is actually a PTE entry. (v2)

tom.stdenis@xxxxxxx (Tom St Denis) · Mon, 6 Nov 2017 13:28:32 -0500

On 06/11/17 05:01 AM, Christian KÃ¶nig wrote:
> Am 04.11.2017 um 18:15 schrieb Tom St Denis:
>> Signed-off-by: Tom St Denis <tom.stdenis at amd.com>
> 
> Still not perfect, but good enough for now. Patch is Tested-by: 
> Christian KÃ¶nig <christian.koenig at amd.com>.
> 
> I think you need to rework the VM walking a bit, cause we need to 
> support the T bit as well in the future and your code make a few 
> assumptions which doesn't allow that.

Doesn't the T bit imply V=0 which means the page isn't backed by memory. 
  Not much umr could do about that other than to print out the T bit.

Tom