Re: [PATCH v4 2/7] iommu/core: split mapping to page sizes assupported by the hardware

From: Ohad Ben-Cohen
Date: Thu Nov 10 2011 - 02:32:21 EST


On Thu, Nov 10, 2011 at 8:17 AM, Kai Huang <mail.kai.huang@xxxxxxxxx> wrote:
> Seems the unmap function don't take phys as parameter, does this mean
> domain->ops->unmap will walk through the page table to find out the
> actual page size?

The short answer is yes, and furthermore, we also consider to remove
the size param from domain->ops->unmap entirely at some point.

We had a long discussion about it, please see:

https://lkml.org/lkml/2011/10/10/234
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