On Mon, Feb 05, 2018 at 05:45:53AM -0500, Suravee Suthikulpanit wrote:
> Currently, iommu_unmap, iommu_unmap_fast and iommu_map_sg return
> size_t. However, some of the return values are error codes (< 0),
> which can be misinterpreted as large size. Therefore, returning size 0
> instead to signify failure to map/unmap.
> Cc: Joerg Roedel <j...@8bytes.org>
> Cc: Alex Williamson <alex.william...@redhat.com>
> Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpa...@amd.com>
> Note: This issue was previously discussed here
> drivers/iommu/amd_iommu.c | 2 +-
> drivers/iommu/iommu.c | 6 +++---
> include/linux/iommu.h | 14 +++++++-------
> 3 files changed, 11 insertions(+), 11 deletions(-)
Yeah, I am not happy with this, but the alternatives aren't any
better... So I applied this one. Thanks!