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Message-ID: <c49124012f186e06a4a379b060c85e4cca1a9d53.camel@redhat.com>
Date: Tue, 19 Dec 2023 16:23:58 +0100
From: Paolo Abeni <pabeni@...hat.com>
To: Ilias Apalodimas <ilias.apalodimas@...aro.org>, hawk@...nel.org
Cc: lorenzo.bianconi@...hat.com, davem@...emloft.net, kuba@...nel.org,
edumazet@...gle.com, bpf@...r.kernel.org, toke@...hat.com,
willemdebruijn.kernel@...il.com, jasowang@...hat.com, sdf@...gle.com,
netdev@...r.kernel.org, Lorenzo Bianconi <lorenzo@...nel.org>
Subject: Re: [PATCH v5 net-next 1/3] net: introduce page_pool pointer in
softnet_data percpu struct
On Thu, 2023-12-14 at 15:29 +0100, Lorenzo Bianconi wrote:
> Allocate percpu page_pools in softnet_data.
> Moreover add cpuid filed in page_pool struct in order to recycle the
> page in the page_pool "hot" cache if napi_pp_put_page() is running on
> the same cpu.
> This is a preliminary patch to add xdp multi-buff support for xdp running
> in generic mode.
>
> Signed-off-by: Lorenzo Bianconi <lorenzo@...nel.org>
> ---
> include/linux/netdevice.h | 1 +
> include/net/page_pool/helpers.h | 5 +++++
> include/net/page_pool/types.h | 1 +
> net/core/dev.c | 39 ++++++++++++++++++++++++++++++++-
> net/core/page_pool.c | 5 +++++
> net/core/skbuff.c | 5 +++--
> 6 files changed, 53 insertions(+), 3 deletions(-)
@Jesper, @Ilias: could you please have a look at the pp bits?
Thanks!
Paolo
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