# Re: \[PATCH net-next\] tcp: Fix CWV being too strict on thin streams

- From: Neal Cardwell \<ncardwell@google.com\>
- Date: 2015-09-23 15:34:17 
- List: netdev
- Page: https://ratatoskr.run/netdev/2015/09/10997560
- Thread: https://ratatoskr.run/netdev/2015/09/10996938/t.md

```text
On Wed, Sep 23, 2015 at 10:46 AM, Bendik Rønning Opstad
[ref] wrote:
>> On Tue, Sep 22, 2015 at 2:02 PM, Neal Cardwell [ref] wrote:
>> > More generally, my sense is that we should tweak the is_cwnd_limited code to
>> > shift from saying "set is_cwnd_limited to true iff the cwnd is known to be
>> > limiting transmits" to saying "set is_cwnd_limited to true iff the packets in
>> > flight fill the cwnd".
...
> This fixes the identified problem and is a good fix as far as our tests show.
>
> Should I resend this as PATCH v2?

Yes, please send this latest patch as a v2, with an updated commit
message, to reflect the latest diagnosis/rationale.

Thanks!
neal
```