May I ask where could I find the TCP BBR patches?

2017-07-18 Thread Kuankuan Yang
Dear All, I’m a newbie for FreeBSD development. May I ask a stupid question where could I find the TCP BBR patches :P From the FreeBSD Transport DevSubmit page, I knew that Randall Stewart is the main contributor for TCP BBR task, and found the code changes may be ready to get in. > Michael

May I ask where could I find the TCP BBR patches ?

2017-07-18 Thread Kuankuan Yang
Dear All, I’m a newbie for FreeBSD development. May I ask a stupid question where could I find the TCP BBR patches :P From the FreeBSD Transport DevSubmit page, I knew that Randall Stewart is the main contributor for TCP BBR task, and found the code changes may be ready to get in. > Michael

Re: NULL pointer dereference bug triggered by netmap

2017-07-18 Thread Vincenzo Maffione
Hi, Looks good to me, although I'm not sure whether if_transmit should assert(mbuf == NULL). Couldn't we just drop the mbuf if we receive it? Thanks, Vincenzo 2017-07-18 10:43 GMT-07:00 Luiz Otavio O Souza : > On 12 July 2017 at 02:19, Vincenzo Maffione wrote: > > Yes. > > > > Actually, we w

Re: TCP Zero Window Advertisement.

2017-07-18 Thread hiren panchasara
On 07/18/17 at 11:28P, KVK Singh wrote: > Hi, > > By going through the Zero Window advertisement concept What I found is that > if sender has transmitted packet 2,3,4,5,6,7 i.e packet from 2-7 total 6 > packets in flight then By chance if sender received a Zero Window > Advertisement (ZWA) for s

TCP Zero Window Advertisement.

2017-07-18 Thread KVK Singh
Hi, By going through the Zero Window advertisement concept What I found is that if sender has transmitted packet 2,3,4,5,6,7 i.e packet from 2-7 total 6 packets in flight then By chance if sender received a Zero Window Advertisement (ZWA) for segment 4 then it does not enters in probe mode/ pers

Re: NULL pointer dereference bug triggered by netmap

2017-07-18 Thread Luiz Otavio O Souza
On 12 July 2017 at 02:19, Vincenzo Maffione wrote: > Yes. > > Actually, we would also need one beteween the following two options: > 1) Implementing a dummy if_start() for if_loop.c > 2) Prevent netmap from using if_loop. Hi, Please, check the attached patches. Luiz > > 2017-07-11 22:05 GMT+02:

Re: ixv driver 12.0 crash in AWS

2017-07-18 Thread Pieper, Jeffrey E
Hi James, Thanks for reporting this. If you don’t mind, please file a bug here: https://bugs.freebsd.org/bugzilla/enter_bug.cgi so this doesn’t fall off our radar. We’re pretty sure we know what is happening and how to fix it. Basically, the Linux PF driver that AWS is using doesn’t support mai