netdev - Re: [PATCH bpf-next 1/2] bpf: Add bpf_sk_storage support to bpf_tcp

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Message-ID: <d393606e-7d10-cb48-7924-c0441b815db2@fb.com>
Date:   Thu, 19 Mar 2020 20:39:07 -0700
From:   Yonghong Song <yhs@...com>
To:     Martin KaFai Lau <kafai@...com>, <bpf@...r.kernel.org>
CC:     Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>, <kernel-team@...com>,
        <netdev@...r.kernel.org>
Subject: Re: [PATCH bpf-next 1/2] bpf: Add bpf_sk_storage support to
 bpf_tcp_ca



On 3/19/20 4:50 PM, Martin KaFai Lau wrote:
> This patch adds bpf_sk_storage_get() and bpf_sk_storage_delete()
> helper to the bpf_tcp_ca's struct_ops.  That would allow
> bpf-tcp-cc to:
> 1) share sk private data with other bpf progs.
> 2) use bpf_sk_storage as a private storage for a bpf-tcp-cc
>     if the existing icsk_ca_priv is not big enough.
> 
> Signed-off-by: Martin KaFai Lau <kafai@...com>

Acked-by: Yonghong Song <yhs@...com>