Re: [PATCH] Remove old no iommu direct mapping code

From: Joerg Roedel
Date: Fri Apr 26 2019 - 11:02:47 EST


On Tue, Apr 23, 2019 at 09:03:34PM +0100, Tom Murphy wrote:
> These checks were intended to handle devices not mapped by the IOMMU.
> Since the AMD IOMMU driver uses per-device dma_ops these functions can
> no longer be called by direct mapped devices. So these checks aren't
> needed anymore.
>
> Signed-off-by: Tom Murphy <tmurphy@xxxxxxxxxx>
> ---
> drivers/iommu/amd_iommu.c | 10 ++--------
> 1 file changed, 2 insertions(+), 8 deletions(-)

This has already been done by Christoph, see

https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git/commit/?id=7a5dbf3ab2f04905cf8468c66fcdbfb643068bcb

Regards,

Joerg