Re: [PATCH 1/2] iommu/vt-d: Remove change_pte notifier
From: Joerg Roedel
Date: Wed Jan 30 2019 - 11:32:04 EST
On Wed, Jan 30, 2019 at 01:57:57PM +0800, Peter Xu wrote:
> The change_pte() interface is tailored for PFN updates, while the
> other notifier invalidate_range() should be enough for Intel IOMMU
> cache flushing. Actually we've done similar thing for AMD IOMMU
> already in 8301da53fbc1 ("iommu/amd: Remove change_pte mmu_notifier
> call-back", 2014-07-30) but the Intel IOMMU driver still have it.
>
> Signed-off-by: Peter Xu <peterx@xxxxxxxxxx>
Applied to x86/vt-d, thanks.