Re: tcp: Do not apply TSO segment limit to non-TSO packets

Eric Dumazet
2015-01-19T22:38:48Z

On Mon, Jan 19, 2015 at 2:36 PM, Herbert Xu <herbert@gondor.apana.org.au> wrote:
> On Mon, Jan 19, 2015 at 09:19:48AM -0800, Eric Dumazet wrote:
>> Zero sized packets are valid, just take a look at tcpdump ;)
>
> But zero-sized packets in the send queue are not valid and will
> not ever be cleaned, which is what triggered the original bug.

SYN and FIN packets are in the send queue.

They are valid and might have a zero size.