From: Stanislav Fomichev <sdf.kernel@gmail.com>
To: Kaifeng Wang <kaifengw@google.com>
Cc: netdev@vger.kernel.org, almasrymina@google.com,
edumazet@google.com, kuniyu@google.com, pabeni@redhat.com,
willemb@google.com, davem@davemloft.net, kuba@kernel.org,
horms@kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next] net: devmem: use page_pool_put_netmem_bulk
Date: Tue, 22 Sep 2026 16:02:06 -0700 [thread overview]
Message-ID: <arMI41pIJDuQK6JH@devvm7509.cco0.facebook.com> (raw)
In-Reply-To: <20260922193356.542922-1-kaifengw@google.com>
On 09/22, Kaifeng Wang wrote:
> Instead of looping over napi_pp_put_page() and repeatedly acquiring the
> page_pool producer lock in sock_devmem_dontneed(), use
> page_pool_put_netmem_bulk() to return the netmem references in batches.
>
> This reduces the number of lock acquisitions on the page pool ring
> producer lock when releasing user tokens.
>
> Reviewed-by: Mina Almasry <almasrymina@google.com>
> Signed-off-by: Kaifeng Wang <kaifengw@google.com>
Acked-by: Stanislav Fomichev <sdf@fomichev.me>
prev parent reply other threads:[~2026-09-22 23:02 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-22 19:33 Kaifeng Wang
2026-09-22 23:02 ` Stanislav Fomichev [this message]
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