Re: [PATCH 2/6] tcp: copy write-data from listen socket to accept child socket

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Subject: Re: [PATCH 2/6] tcp: copy write-data from listen socket to accept child socket
From: Jeremy Harris <jgh@xxxxxxxx>
Date: Fri, 16 May 2025 21:11:43 +0100
Cc: netdev@xxxxxxxxxxxxxxx, linux-api@xxxxxxxxxxxxxxx, ncardwell@xxxxxxxxxx
In-reply-to: <CANn89iLNEnF1YYwOmPsuQn6n-O9N9yVxnZ_djEGxaZ11i4AsVA@mail.gmail.com>
References: <cover.1747409911.git.jgh@exim.org> <702375d7dcc673fa1f97c92ddf86b47d11106db4.1747409911.git.jgh@exim.org> <CANn89iLNEnF1YYwOmPsuQn6n-O9N9yVxnZ_djEGxaZ11i4AsVA@mail.gmail.com>
User-agent: Mozilla Thunderbird

On 2025/05/16 6:51 PM, Eric Dumazet wrote:

I do not see any locking. I think you should run a local KASAN/syzbot
instance and you will be shocked.


Thanks for the suggestion; I'll look into doing that.

--
Cheers,
  Jeremy

References:
- [PATCH 0/6] tcp: support preloading data on a listening socket
  - From: Jeremy Harris
- [PATCH 2/6] tcp: copy write-data from listen socket to accept child socket
  - From: Jeremy Harris
- Re: [PATCH 2/6] tcp: copy write-data from listen socket to accept child socket
  - From: Eric Dumazet

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