Re: [PATCH net-next] rxrpc: Fix ability to add more data to a call once MSG_MORE deasserted

[patchwork-bot+netdevbpf@kernel.org]

Hello:

This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@kernel.org>:

On Thu, 12 Dec 2024 21:04:22 +0000 you wrote:
> When userspace is adding data to an RPC call for transmission, it must pass
> MSG_MORE to sendmsg() if it intends to add more data in future calls to
> sendmsg().  Calling sendmsg() without MSG_MORE being asserted closes the
> transmission phase of the call (assuming sendmsg() adds all the data
> presented) and further attempts to add more data should be rejected.
> 
> However, this is no longer the case.  The change of call state that was
> previously the guard got bumped over to the I/O thread, which leaves a
> window for a repeat sendmsg() to insert more data.  This previously went
> unnoticed, but the more recent patch that changed the structures behind the
> Tx queue added a warning:
> 
> [...]

Here is the summary with links:
  - [net-next] rxrpc: Fix ability to add more data to a call once MSG_MORE deasserted
    https://git.kernel.org/netdev/net-next/c/ae4f89989479

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html