From: Jakub Kicinski <kuba@kernel.org>
To: zijianzhang@bytedance.com
Cc: bpf@vger.kernel.org, borisp@nvidia.com, john.fastabend@gmail.com,
davem@davemloft.net, edumazet@google.com, pabeni@redhat.com,
horms@kernel.org, daniel@iogearbox.net, ast@kernel.org,
stfomichev@gmail.com, netdev@vger.kernel.org
Subject: Re: [PATCH v2 bpf] bpf: Add sk_is_inet and IS_ICSK check in tls_sw_has_ctx_tx/rx
Date: Sun, 3 Nov 2024 12:15:46 -0800 [thread overview]
Message-ID: <20241103121546.4b9558aa@kernel.org> (raw)
In-Reply-To: <20241030161855.149784-1-zijianzhang@bytedance.com>
On Wed, 30 Oct 2024 16:18:55 +0000 zijianzhang@bytedance.com wrote:
> As the introduction of the support for vsock and unix sockets in sockmap,
> tls_sw_has_ctx_tx/rx cannot presume the socket passed in must be IS_ICSK.
> vsock and af_unix sockets have vsock_sock and unix_sock instead of
> inet_connection_sock. For these sockets, tls_get_ctx may return an invalid
> pointer and cause page fault in function tls_sw_ctx_rx.
Since it's touching TLS code:
Acked-by: Jakub Kicinski <kuba@kernel.org>
I wonder if we should move these helpers to skmsg or such, since only
bpf uses them.
next prev parent reply other threads:[~2024-11-03 20:15 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-30 16:18 [PATCH v2 bpf] bpf: Add sk_is_inet and IS_ICSK check in tls_sw_has_ctx_tx/rx zijianzhang
2024-11-01 22:12 ` Cong Wang
2024-11-03 20:15 ` Jakub Kicinski [this message]
2024-11-06 0:27 ` [External] " Zijian Zhang
2024-11-05 23:01 ` Martin KaFai Lau
2024-11-05 23:19 ` Martin KaFai Lau
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