Re: [PATCH packetdrill 0/2] AccECN packetdrill patch series

[Neal Cardwell]

On Mon, Jan 19, 2026 at 1:55 PM <chia-y...@nokia-bell-labs.com> wrote:
>
> From: Chia-Yu Chang <chia-y...@nokia-bell-labs.com>
>
> Hi Neal,
>
> Please find below 2 packetdrill patches for AccECN.
> The corresponding repo is at
> https://github.com/minuscat/packetdrill/ under commit
> cbe405666c9c8698ac1e72f5e8ffc551216dfa56.
>
> Best regards,
> Chia-Yu
>
> ---
> Chia-Yu Chang (1):
> net-test: pacetkdrill: Add ecn_mode, AccECN status, and tcpi_option2
> in tcpi
>
> Ilpo Järvinen (1):
> net-test: packetdrill: Support AccECN counters through tcpi
>
> gtests/net/packetdrill/code.c | 17 +++++++++++++++++
> gtests/net/packetdrill/tcp.h | 29 +++++++++++++++++++++++++++++
> 2 files changed, 46 insertions(+)
>
> --
> 2.34.1

Thanks, Chia-Yu. I merged both patches into
https://github.com/google/packetdrill to facilitate testing of the
AccECN patch series on Linux kernels. We can merge further commits to
update things if the tcp_info fields or #define values end up changing
during the review process...

cheers,
neal

[Neal Cardwell]

Merged! Thanks!

neal

On Wed, Jan 21, 2026 at 5:27 PM <chia-y...@nokia-bell-labs.com> wrote:
>
> From: Chia-Yu Chang <chia-y...@nokia-bell-labs.com>
>
> Hi Neal,
>

> Please find one new patch to align tcpi between packetdrill and kernel.

> The corresponding repo is at https://github.com/minuscat/packetdrill/

> commit e9041e5ff366d671c4eabcc132d8ee1291c3855e.

>
> Best regards,
> Chia-Yu
>
> ---
> Chia-Yu Chang (1):

> net-test: pacetkdrill: move new fields of tcpi to the struct end
>
> gtests/net/packetdrill/tcp.h | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> --
> 2.34.1
>