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From: patchwork-bot+netdevbpf@kernel.org
To: Aaron Conole <aconole@redhat.com>
Cc: netdev@vger.kernel.org, davem@davemloft.net, edumazet@google.com,
	kuba@kernel.org, pabeni@redhat.com, pshelar@ovn.org,
	dev@openvswitch.org, i.maximets@ovn.org, horms@ovn.org,
	echaudro@redhat.com, shuah@kernel.org,
	linux-kselftest@vger.kernel.org, azhou@ovn.org
Subject: Re: [PATCH net v2 0/2] net: openvswitch: limit the recursions from action sets
Date: Fri, 09 Feb 2024 21:00:30 +0000	[thread overview]
Message-ID: <170751243021.9207.3276714714222361533.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20240207132416.1488485-1-aconole@redhat.com>

Hello:

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

On Wed,  7 Feb 2024 08:24:14 -0500 you wrote:
> Open vSwitch module accepts actions as a list from the netlink socket
> and then creates a copy which it uses in the action set processing.
> During processing of the action list on a packet, the module keeps a
> count of the execution depth and exits processing if the action depth
> goes too high.
> 
> However, during netlink processing the recursion depth isn't checked
> anywhere, and the copy trusts that kernel has large enough stack to
> accommodate it.  The OVS sample action was the original action which
> could perform this kinds of recursion, and it originally checked that
> it didn't exceed the sample depth limit.  However, when sample became
> optimized to provide the clone() semantics, the recursion limit was
> dropped.
> 
> [...]

Here is the summary with links:
  - [net,v2,1/2] net: openvswitch: limit the number of recursions from action sets
    https://git.kernel.org/netdev/net/c/6e2f90d31fe0
  - [net,v2,2/2] selftests: openvswitch: Add validation for the recursion test
    https://git.kernel.org/netdev/net/c/bd128f62c365

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



      parent reply	other threads:[~2024-02-09 21:00 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-02-07 13:24 [PATCH net v2 0/2] net: openvswitch: limit the recursions from action sets Aaron Conole
2024-02-07 13:24 ` [PATCH net v2 1/2] net: openvswitch: limit the number of " Aaron Conole
2024-02-08 11:29   ` Simon Horman
2024-02-07 13:24 ` [PATCH net v2 2/2] selftests: openvswitch: Add validation for the recursion test Aaron Conole
2024-02-08 11:30   ` Simon Horman
2024-02-09 21:00 ` patchwork-bot+netdevbpf [this message]

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