[PATCH 5/7] HMM: add per mirror page table.

From: Jérôme Glisse This patch add the per mirror page table. It also propagate CPU page table update to this per mirror page table using mmu_notifier callback. All update are contextualized with an HMM event structure that convey all information needed by device driver to take proper actions

[PATCH 5/7] HMM: add per mirror page table.

From: Jérôme Glisse jgli...@redhat.com This patch add the per mirror page table. It also propagate CPU page table update to this per mirror page table using mmu_notifier callback. All update are contextualized with an HMM event structure that convey all information needed by device driver to take