Re: [PATCH 0/6] iommu/amd: Locking Fixes

2019-09-25 Thread Joerg Roedel
Hi Jerry, On Wed, Sep 25, 2019 at 05:25:15PM -0700, Jerry Snitselaar wrote: > On Wed Sep 25 19, Joerg Roedel wrote: > > Joerg Roedel (6): > > iommu/amd: Remove domain->updated > > iommu/amd: Remove amd_iommu_devtable_lock > > iommu/amd: Take domain->lock for complete attach/detach path > >

Re: [PATCH 0/6] iommu/amd: Locking Fixes

2019-09-25 Thread Jerry Snitselaar
On Wed Sep 25 19, Joerg Roedel wrote: Hi, here are a couple of fixes for the amd iommu driver to fix a few locking issues around protection-domains. Main problem was that some traversals of ->dev_list were not locked in any form, causing potential race conditions. But there are more issues