Re: [PATCH net] mptcp: Ensure RCU read lock is held when calling mptcp_sched_find()

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Subject: Re: [PATCH net] mptcp: Ensure RCU read lock is held when calling mptcp_sched_find()
From: Eric Dumazet <edumazet@xxxxxxxxxx>
Date: Wed, 30 Oct 2024 16:37:44 +0100
Cc: kuba@xxxxxxxxxx, horms@xxxxxxxxxx, davem@xxxxxxxxxxxxx, pabeni@xxxxxxxxxx, Matthieu Baerts <matttbe@xxxxxxxxxx>, Mat Martineau <martineau@xxxxxxxxxx>, Geliang Tang <geliang@xxxxxxxxxx>, netdev@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, vlad.wing@xxxxxxxxx, max@xxxxxxxxxxxx, kernel-team@xxxxxxxx, aehkn@xxxxxxxxxx, stable@xxxxxxxxxxxxxxx, "open list:NETWORKING [MPTCP]" <mptcp@xxxxxxxxxxxxxxx>
In-reply-to: <20241030-keen-vicugna-of-effort-bd3ab8@leitao>

On Wed, Oct 30, 2024 at 4:05 PM Breno Leitao <leitao@xxxxxxxxxx> wrote:

> Thanks.  I got the impression that the scheduler list was append-only,
> and the entries were never freed.

mptcp_unregister_scheduler() is there, and could be used at some point.

References:
- [PATCH net] mptcp: Ensure RCU read lock is held when calling mptcp_sched_find()
  - From: Breno Leitao
- Re: [PATCH net] mptcp: Ensure RCU read lock is held when calling mptcp_sched_find()
  - From: Eric Dumazet
- Re: [PATCH net] mptcp: Ensure RCU read lock is held when calling mptcp_sched_find()
  - From: Breno Leitao

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