Displaying 3 results from an estimated 3 matches for "user_va".
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2024 Dec 01
5
[RFC 0/5] GPU Direct RDMA (P2P DMA) for Device Private Pages
From: Yonatan Maman <Ymaman at Nvidia.com>
Based on: Provide a new two step DMA mapping API patchset
https://lore.kernel.org/kvm/20241114170247.GA5813 at lst.de/T/#t
This patch series aims to enable Peer-to-Peer (P2P) DMA access in
GPU-centric applications that utilize RDMA and private device pages. This
enhancement reduces data transfer overhead by allowing the GPU to directly
expose
2019 Nov 12
20
[PATCH hmm v3 00/14] Consolidate the mmu notifier interval_tree and locking
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
2019 Oct 28
32
[PATCH v2 00/15] Consolidate the mmu notifier interval_tree and locking
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