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Message-ID: <20200122230207.p7btuiduvaty7ped@kafai-mbp.dhcp.thefacebook.com>
Date: Wed, 22 Jan 2020 23:02:11 +0000
From: Martin Lau <kafai@...com>
To: Jakub Sitnicki <jakub@...udflare.com>
CC: "bpf@...r.kernel.org" <bpf@...r.kernel.org>,
"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
"kernel-team@...udflare.com" <kernel-team@...udflare.com>,
Alexei Starovoitov <alexei.starovoitov@...il.com>,
Daniel Borkmann <daniel@...earbox.net>,
"John Fastabend" <john.fastabend@...il.com>,
Lorenz Bauer <lmb@...udflare.com>
Subject: Re: [PATCH bpf-next v3 08/12] bpf, sockmap: Let all kernel-land
lookup values in SOCKMAP
On Wed, Jan 22, 2020 at 02:05:45PM +0100, Jakub Sitnicki wrote:
> Don't require the kernel code, like BPF helpers, that needs access to
> SOCKMAP map contents to live in net/core/sock_map.c. Expose the SOCKMAP
> lookup operation to all kernel-land.
>
> Lookup from BPF context is not whitelisted yet. While syscalls have a
> dedicated lookup handler.
Acked-by: Martin KaFai Lau <kafai@...com>
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