From: Stephen Hemminger <stephen@networkplumber.org>
To: Kumara Parameshwaran <kumaraparamesh92@gmail.com>
Cc: hujiayu.hu@foxmail.com, dev@dpdk.org
Subject: Re: [PATCH] lib/gro: use hash function for flow lookup
Date: Wed, 1 Jan 2025 09:21:38 -0800 [thread overview]
Message-ID: <20250101092138.4fb5fdee@fedora> (raw)
In-Reply-To: <20250101093735.95271-1-kumaraparamesh92@gmail.com>
On Wed, 1 Jan 2025 15:07:35 +0530
Kumara Parameshwaran <kumaraparamesh92@gmail.com> wrote:
> From: Kumara Parameshwaran <kumaraparamesh92@gmail.com>
> To: hujiayu.hu@foxmail.com
> Cc: dev@dpdk.org, Kumara Parameshwaran <kumaraparamesh92@gmail.com>
> Subject: [PATCH] lib/gro: use hash function for flow lookup
> Date: Wed, 1 Jan 2025 15:07:35 +0530
> X-Mailer: git-send-email 2.47.1
>
> optimize the GRO lookup using hash based
> implementation
>
> Signed-off-by: Kumara Parameshwaran <kumaraparamesh92@gmail.com>
Rather than open coding a hash table with collision chains, please use the
existing DPDK cuckoo hash which is faster and you can also prevent hash
DoS chain attacks.
Alternatively, use a better hash function such as siphash which is resistent
to DoS attacks.
next prev parent reply other threads:[~2025-01-01 17:21 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-01 9:37 Kumara Parameshwaran
2025-01-01 17:21 ` Stephen Hemminger [this message]
2025-01-02 3:53 ` kumaraparameshwaran rathinavel
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