Thread (22 messages) 22 messages, 2 authors, 2026-04-01

Re: [PATCH net-next v10 07/14] net: Proxy netdev_queue_get_dma_dev for leased queues

From: Nikolay Aleksandrov <razor@blackwall.org>
Date: 2026-03-28 06:51:27
Also in: bpf

On 27/03/2026 14:10, Daniel Borkmann wrote:
From: David Wei <redacted>

Extend netdev_queue_get_dma_dev to return the physical device of the
real rxq for DMA in case the queue was leased. This allows memory
providers like io_uring zero-copy or devmem to bind to the physically
leased rxq via virtual devices such as netkit.

Signed-off-by: David Wei <redacted>
Co-developed-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
---
  include/net/netdev_queues.h |  3 ++-
  net/core/netdev_queues.c    | 36 ++++++++++++++++++++++++++++--------
  2 files changed, 30 insertions(+), 9 deletions(-)
Reviewed-by: Nikolay Aleksandrov <razor@blackwall.org>
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