From: Florian Westphal <fw at strlen.de>
To: mptcp at lists.01.org
Subject: [MPTCP] Re: [RFC PATCH 04/12] mptcp: basic sndbuf autotuning
Date: Sun, 02 Aug 2020 00:45:03 +0200 [thread overview]
Message-ID: <20200801224503.GC29169@breakpoint.cc> (raw)
In-Reply-To: f82128dc0044d0a52ba11940b57f18f3630076f5.1596216310.git.pabeni@redhat.com
[-- Attachment #1: Type: text/plain, Size: 392 bytes --]
Paolo Abeni <pabeni(a)redhat.com> wrote:
> Let the msk sendbuf track the size of the larger subflow's
> send buffer.
>
> The update is performed just before try to send any data.
Looks good, small nit:
> + /* do auto tuning */
> + if (!(sk->sk_userlocks & SOCK_RCVBUF_LOCK) &&
> + sndbuf > READ_ONCE(sk->sk_sndbuf))
> + WRITE_ONCE(sk->sk_sndbuf, sndbuf);
SOCK_SNDBUF_LOCK
reply other threads:[~2020-08-01 22:45 UTC|newest]
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