[dm-devel] [git pull] device mapper changes for 4.18

[Peter Zijlstra]

On Mon, Jun 04, 2018 at 03:16:31PM -0700, Linus Torvalds wrote:
> We've always had that issue, and yes, we should handle it fine. Code
> that doesn't handle it fine is broken, but I don't think we've ever
> had that situation.

We've had a whole bunch of broken. We fixed a pile of them a few
years back but I'm sure that if you look hard you can still find a few.

The one commit I can readily find is:

  91f65facba5a ("iommu/amd: Fix amd_iommu_free_device()")

But I'm fairly sure there was more..