Re: [PATCH -next v2] iommu/amd: fix a null-ptr-deref in map_sg()

From: Joerg Roedel
Date: Wed Jun 12 2019 - 04:09:04 EST

On Mon, May 06, 2019 at 12:44:40PM -0400, Qian Cai wrote:
> The commit 1a1079011da3 ("iommu/amd: Flush not present cache in
> iommu_map_page")

That patch was reverted by me in


because it caused issues by testers. So maybe re-submit the above patch
with this fix included?