netdev - Re: [PATCH net-next 0/3] Change BPF_TEST_RUN use the system page pool for live XDP frames

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Date: Mon, 19 Feb 2024 19:52:05 +0100
From: Toke Høiland-Jørgensen <toke@...hat.com>
To: "David S. Miller" <davem@...emloft.net>, Eric Dumazet
 <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni
 <pabeni@...hat.com>, Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann
 <daniel@...earbox.net>
Cc: Alexander Lobakin <aleksander.lobakin@...el.com>,
 netdev@...r.kernel.org, bpf@...r.kernel.org
Subject: Re: [PATCH net-next 0/3] Change BPF_TEST_RUN use the system page
 pool for live XDP frames

Toke Høiland-Jørgensen <toke@...hat.com> writes:

> Now that we have a system-wide page pool, we can use that for the live
> frame mode of BPF_TEST_RUN (used by the XDP traffic generator), and
> avoid the cost of creating a separate page pool instance for each
> syscall invocation. See the individual patches for more details.
>
> Toke Høiland-Jørgensen (3):
>   net: Register system page pool as an XDP memory model
>   bpf: test_run: Use system page pool for XDP live frame mode
>   bpf: test_run: Fix cacheline alignment of live XDP frame data
>     structures
>
>  include/linux/netdevice.h |   1 +
>  net/bpf/test_run.c        | 138 +++++++++++++++++++-------------------
>  net/core/dev.c            |  13 +++-
>  3 files changed, 81 insertions(+), 71 deletions(-)

Hi maintainers

This series is targeting net-next, but it's listed as delegate:bpf in
patchwork[0]; is that a mistake? Do I need to do anything more to nudge it
along?

-Toke

[0] https://patchwork.kernel.org/project/netdevbpf/list/?series=826384