Re: [PATCH v3 0/5] iommu/amd: Refactors for ATS robustness

From: Jason Gunthorpe

Date: Tue Aug 25 2026 - 07:56:33 EST


On Tue, Aug 25, 2026 at 10:39:21AM +0000, Pranjal Shrivastava wrote:
> On Mon, Aug 24, 2026 at 03:13:21PM -0300, Jason Gunthorpe wrote:
> > > [ ... 41 lines skipped ... ]
> > > Pranjal Shrivastava (5):
> > > iommu/amd: Refactor device probe and capability initialization
> > > iommu/amd: Fix DTE clearing and rename iommu_ignore_device()
> > > iommu/amd: Split probe error paths to preserve IRQ remapping
> > > iommu/amd: Fail probe on ATS configuration failure
> > > PCI/ATS: Mandate checking pci_ats_supported() before pci_prepare_ats()
> > >
> > > drivers/iommu/amd/iommu.c | 199 +++++++++++++++++++++++---------------
> > > drivers/pci/ats.c | 6 +-
> > > 2 files changed, 126 insertions(+), 79 deletions(-)
> >
> > FWIW something about this series is mangled, the first patch was
> > changed before it made it to lore. Maybe whitespace damage..
> >
>
> I see. I generally use checkpatch with --fix-inplace before sending and
> it seems like it tried fixing something. I'd drop that arg now on.

Never edit patches after git prepares them, it messes up the hashes
git puts the headers and desyncs the context lines in later patches.

Jason