Re: [PATCH 0/5] iommu: Implement iommu_put_resv_regions_simple()

From: Auger Eric
Date: Mon Sep 16 2019 - 05:14:29 EST


Hi Thierry,

On 8/29/19 1:17 PM, Thierry Reding wrote:
> From: Thierry Reding <treding@xxxxxxxxxx>
>
> Most IOMMU drivers only need to free the memory allocated for each
> reserved region. Instead of open-coding the loop to do this in each
> driver, extract the code into a common function that can be used by
> all these drivers.

If I am not wrong, all the drivers now use the
iommu_put_resv_regions_simple helper. So we can wonder if the callback
is still relevant?

Thanks

Eric
>
> Thierry
>
> Thierry Reding (5):
> iommu: Implement iommu_put_resv_regions_simple()
> iommu: arm: Use iommu_put_resv_regions_simple()
> iommu: amd: Use iommu_put_resv_regions_simple()
> iommu: intel: Use iommu_put_resv_regions_simple()
> iommu: virt: Use iommu_put_resv_regions_simple()
>
> drivers/iommu/amd_iommu.c | 11 +----------
> drivers/iommu/arm-smmu-v3.c | 11 +----------
> drivers/iommu/arm-smmu.c | 11 +----------
> drivers/iommu/intel-iommu.c | 11 +----------
> drivers/iommu/iommu.c | 19 +++++++++++++++++++
> drivers/iommu/virtio-iommu.c | 14 +++-----------
> include/linux/iommu.h | 2 ++
> 7 files changed, 28 insertions(+), 51 deletions(-)
>