linux-kernel - Re: [PATCH net-next] net: bridge: Get SIOCGIFBR/SIOCSIFBR ioctl working in compat mode

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Date:   Mon, 27 Dec 2021 12:40:09 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Remi Pommarel <repk@...plefau.lt>
Cc:     netdev@...r.kernel.org, roopa@...dia.com, nikolay@...dia.com,
        arnd@...db.de, davem@...emloft.net, kuba@...nel.org,
        bridge@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next] net: bridge: Get SIOCGIFBR/SIOCSIFBR ioctl working
 in compat mode

Hello:

This patch was applied to netdev/net-next.git (master)
by David S. Miller <davem@...emloft.net>:

On Fri, 24 Dec 2021 12:46:40 +0100 you wrote:
> In compat mode SIOC{G,S}IFBR ioctls were only supporting
> BRCTL_GET_VERSION returning an artificially version to spur userland
> tool to use SIOCDEVPRIVATE instead. But some userland tools ignore that
> and use SIOC{G,S}IFBR unconditionally as seen with busybox's brctl.
> 
> Example of non working 32-bit brctl with CONFIG_COMPAT=y:
> $ brctl show
> brctl: SIOCGIFBR: Invalid argument
> 
> [...]

Here is the summary with links:
  - [net-next] net: bridge: Get SIOCGIFBR/SIOCSIFBR ioctl working in compat mode
    https://git.kernel.org/netdev/net-next/c/fd3a45900055

You are awesome, thank you!
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