From: "Björn Töpel" <bjorn@kernel.org>
To: Maciej Fijalkowski <maciej.fijalkowski@intel.com>,
netdev@vger.kernel.org
Cc: bpf@vger.kernel.org, magnus.karlsson@intel.com,
stfomichev@gmail.com, kuba@kernel.org, pabeni@redhat.com,
tushar.vyavahare@intel.com, kerneljasonxing@gmail.com,
Maciej Fijalkowski <maciej.fijalkowski@intel.com>
Subject: Re: [PATCH v2 net-next 02/14] selftests: xsk: drop the single-interface loopback mode
Date: Fri, 09 Oct 2026 11:46:12 +0200 [thread overview]
Message-ID: <87wlrrqk9n.fsf@all.your.base.are.belong.to.us> (raw)
In-Reply-To: <20261008114909.734364-3-maciej.fijalkowski@intel.com>
Maciej Fijalkowski <maciej.fijalkowski@intel.com> writes:
> xskxceiver -i ethX -i ethX was dedicated for HW tests and both sockets
> were bound on queue 0 of one interface, which the kernel only allows
> with a shared UMEM setting. That mode is going away: the endpoints are
> about to become separate processes and would have to share the UMEM
> mapping and the socket fd across them.
I'm *not* asking you to add anything, but curious if the HW
loopback-plug mode is supported running two processes?
Björn
next prev parent reply other threads:[~2026-10-09 9:46 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-08 11:48 [PATCH v2 net-next 00/14] selftests: net: migrate AF_XDP test suite over to net Maciej Fijalkowski
2026-10-08 11:48 ` [PATCH v2 net-next 01/14] selftests: xsk: factor endpoint work out of pthread wrappers Maciej Fijalkowski
2026-10-08 11:48 ` [PATCH v2 net-next 02/14] selftests: xsk: drop the single-interface loopback mode Maciej Fijalkowski
2026-10-09 9:46 ` Björn Töpel [this message]
2026-10-09 12:43 ` Maciej Fijalkowski
2026-10-08 11:48 ` [PATCH v2 net-next 03/14] selftests/bpf: drop the test_progs AF_XDP wrapper Maciej Fijalkowski
2026-10-08 11:48 ` [PATCH v2 net-next 04/14] selftests: net: add a generic rule for BPF skeletons Maciej Fijalkowski
2026-10-08 11:49 ` [PATCH v2 net-next 05/14] selftests: xsk: move the AF_XDP test suite to selftests/net Maciej Fijalkowski
2026-10-09 11:18 ` Björn Töpel
2026-10-09 12:46 ` Maciej Fijalkowski
2026-10-08 11:49 ` [PATCH v2 net-next 06/14] selftests: xsk: collect interface capabilities in struct xsk_caps Maciej Fijalkowski
2026-10-08 11:49 ` [PATCH v2 net-next 07/14] selftests: xsk: split xskxceiver main() into setup, run and cleanup Maciej Fijalkowski
2026-10-08 11:49 ` [PATCH v2 net-next 08/14] selftests: xsk: run one test case per xskxceiver invocation Maciej Fijalkowski
2026-10-09 11:25 ` Björn Töpel
2026-10-08 11:49 ` [PATCH v2 net-next 09/14] selftests: xsk: run the RX and TX endpoints in separate processes Maciej Fijalkowski
2026-10-08 11:49 ` [PATCH v2 net-next 10/14] selftests: xsk: add a hardware mode to xskxceiver Maciej Fijalkowski
2026-10-08 11:49 ` [PATCH v2 net-next 11/14] selftests: xsk: pass non-test traffic to the stack in hardware mode Maciej Fijalkowski
2026-10-08 11:49 ` [PATCH v2 net-next 12/14] selftests: xsk: share test case definitions with hardware runner Maciej Fijalkowski
2026-10-09 12:12 ` Björn Töpel
2026-10-09 12:52 ` Maciej Fijalkowski
2026-10-08 11:49 ` [PATCH v2 net-next 13/14] selftests: drv-net: test AF_XDP zero-copy with an SKB peer Maciej Fijalkowski
2026-10-08 21:37 ` Jakub Kicinski
2026-10-09 13:13 ` Maciej Fijalkowski
2026-10-08 11:49 ` [PATCH v2 net-next 14/14] selftests: xsk: document generic and hardware endpoint runs Maciej Fijalkowski
2026-10-08 21:41 ` Jakub Kicinski
2026-10-08 21:30 ` [PATCH v2 net-next 00/14] selftests: net: migrate AF_XDP test suite over to net Jakub Kicinski
2026-10-09 12:02 ` Björn Töpel
2026-10-09 13:15 ` Maciej Fijalkowski
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