From: patchwork-bot+netdevbpf@kernel.org
To: Konstantin Shabanov <mail@etehtsea.me>
Cc: linux-doc@vger.kernel.org, davem@davemloft.net,
edumazet@google.com, kuba@kernel.org, pabeni@redhat.com,
horms@kernel.org, corbet@lwn.net, skhan@linuxfoundation.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] docs: netlink: Correct buffer sizing info
Date: Fri, 15 May 2026 23:10:04 +0000 [thread overview]
Message-ID: <177888660489.191233.9461598908219966673.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260512103101.1076173-1-mail@etehtsea.me>
Hello:
This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Tue, 12 May 2026 17:30:53 +0700 you wrote:
> Update the docs to match the code (include/linux/netlink.h):
>
> /*
> * skb should fit one page. This choice is good for headerless malloc.
> * But we should limit to 8K so that userspace does not have to
> * use enormous buffer sizes on recvmsg() calls just to avoid
> * MSG_TRUNC when PAGE_SIZE is very large.
> */
> #if PAGE_SIZE < 8192UL
> #define NLMSG_GOODSIZE SKB_WITH_OVERHEAD(PAGE_SIZE)
> #else
> #define NLMSG_GOODSIZE SKB_WITH_OVERHEAD(8192UL)
> #endif
>
> [...]
Here is the summary with links:
- docs: netlink: Correct buffer sizing info
https://git.kernel.org/netdev/net-next/c/55834f0d7421
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
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prev parent reply other threads:[~2026-05-15 23:09 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-12 10:30 [PATCH] docs: netlink: Correct buffer sizing info Konstantin Shabanov
2026-05-13 0:27 ` Jakub Kicinski
2026-05-15 15:57 ` Konstantin Shabanov
2026-05-15 22:51 ` Jakub Kicinski
2026-05-15 23:10 ` patchwork-bot+netdevbpf [this message]
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