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Message-Id: <166664403814.23938.17239840347120158867.git-patchwork-notify@kernel.org>
Date: Mon, 24 Oct 2022 20:40:38 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Pavel Begunkov <asml.silence@...il.com>
Cc: axboe@...nel.dk, kuba@...nel.org, pabeni@...hat.com,
davem@...emloft.net, io-uring@...r.kernel.org,
netdev@...r.kernel.org, metze@...ba.org
Subject: Re: [PATCH for-6.1 0/3] fail io_uring zc with sockets not supporting it
Hello:
This series was applied to netdev/net.git (master)
by Jens Axboe <axboe@...nel.dk>:
On Fri, 21 Oct 2022 11:16:38 +0100 you wrote:
> Some sockets don't care about msghdr::ubuf_info and would execute the
> request by copying data. Such fallback behaviour was always a pain in
> my experience, so we'd rather want to fail such requests and have a more
> robust api in the future.
>
> Mark struct socket that support it with a new SOCK_SUPPORT_ZC flag.
> I'm not entirely sure it's the best place for the flag but at least
> we don't have to do a bunch of extra dereferences in the hot path.
>
> [...]
Here is the summary with links:
- [for-6.1,1/3] net: flag sockets supporting msghdr originated zerocopy
https://git.kernel.org/netdev/net/c/e993ffe3da4b
- [for-6.1,2/3] io_uring/net: fail zc send when unsupported by socket
https://git.kernel.org/netdev/net/c/edf81438799c
- [for-6.1,3/3] io_uring/net: fail zc sendmsg when unsupported by socket
https://git.kernel.org/netdev/net/c/cc767e7c6913
You are awesome, thank you!
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