# Re: \[PATCHv2 net 0/3\] Prevent extreme TSO parameters from stalling TX queues

- From: David Miller \<davem@davemloft.net\>
- Date: 2012-08-02 07:20:46 
- List: netdev
- Page: https://ratatoskr.run/netdev/2012/08/10901195
- Thread: https://ratatoskr.run/netdev/2012/07/10901089/t.md

```text
From: Ben Hutchings <redacted>
Date: Tue, 31 Jul 2012 02:51:16 +0100

> The following changes fix a potential DoS by peers or local users on
> network interfaces using the sfc driver (and possibly others) with TSO
> enabled (as it is by default).
> 
> Please apply patches 1 and 2 to the net tree and your stable update
> queue.  I'm not sure whether patch 3 is really important.
> 
> Ben.
> 
> Ben Hutchings (3):
>   net: Allow driver to limit number of GSO segments per skb
>   sfc: Fix maximum number of TSO segments and minimum TX queue size
>   tcp: Apply device TSO segment limit earlier

Series applied, thanks Ben.  I think patch #3 does matter, because
anything in TCP that cares about the "limit" now must make both
tests.
```