[PATCH v2 00/15] Consolidate the mmu notifier interval_tree and locking

Jason Gunthorpe jgg at ziepe.ca
Fri Nov 1 19:54:06 UTC 2019


On Mon, Oct 28, 2019 at 05:10:17PM -0300, Jason Gunthorpe wrote:
> From: Jason Gunthorpe <jgg at mellanox.com>
> 
> 8 of the mmu_notifier using drivers (i915_gem, radeon_mn, umem_odp, hfi1,
> scif_dma, vhost, gntdev, hmm) drivers are using a common pattern where
> they only use invalidate_range_start/end and immediately check the
> invalidating range against some driver data structure to tell if the
> driver is interested. Half of them use an interval_tree, the others are
> simple linear search lists.

Now that we have the most of the driver changes tested and reviewed
I'm going to move this series into linux-next via the hmm tree, minus
the xen gntdev patches as they are not working yet.

I will keep collecting acks and any additional changes.

Thanks,
Jason


More information about the dri-devel mailing list