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Message-ID: <87o7cbbcqj.fsf@toke.dk>
Date: Tue, 20 Feb 2024 12:23:48 +0100
From: Toke Høiland-Jørgensen <toke@...hat.com>
To: Daniel Borkmann <daniel@...earbox.net>, "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>
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
Daniel Borkmann <daniel@...earbox.net> writes:
> On 2/19/24 7:52 PM, Toke Høiland-Jørgensen wrote:
>> 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?
>
> I moved it over to netdev, it would be good next time if there are dependencies
> which are in net-next but not yet bpf-next to clearly state them given from this
> series the majority touches the bpf test infra code.
Right, I thought that was what I was doing by targeting them at net-next
(in the subject). What's the proper way to do this, then, just noting it
in the cover letter? :)
-Toke
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