netdev - Re: [PATCH v2 net-next] net: reduce rtnetlink_rcv

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Message-Id: 
 <172074427850.19437.2338434288469713752.git-patchwork-notify@kernel.org>
Date: Fri, 12 Jul 2024 00:31:18 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Eric Dumazet <edumazet@...gle.com>
Cc: davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
 netdev@...r.kernel.org, eric.dumazet@...il.com
Subject: Re: [PATCH v2 net-next] net: reduce rtnetlink_rcv_msg() stack usage

Hello:

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

On Wed, 10 Jul 2024 15:16:53 +0000 you wrote:
> IFLA_MAX is increasing slowly but surely.
> 
> Some compilers use more than 512 bytes of stack in rtnetlink_rcv_msg()
> because it calls rtnl_calcit() for RTM_GETLINK message.
> 
> Use noinline_for_stack attribute to not inline rtnl_calcit(),
> and directly use nla_for_each_attr_type() (Jakub suggestion)
> because we only care about IFLA_EXT_MASK at this stage.
> 
> [...]

Here is the summary with links:
  - [v2,net-next] net: reduce rtnetlink_rcv_msg() stack usage
    https://git.kernel.org/netdev/net-next/c/cef4902b0fad

You are awesome, thank you!
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