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From: Oliver Hartkopp <socketcan@hartkopp.net>
To: Paul Lever <svjeorgia@gmail.com>
Cc: Marc Kleine-Budde <mkl@pengutronix.de>, linux-can@vger.kernel.org
Subject: Re: candump error flags
Date: Sat, 08 Nov 2014 16:00:47 +0100	[thread overview]
Message-ID: <545E301F.7090708@hartkopp.net> (raw)
In-Reply-To: <CAHuoernFKhHJZKTYDc+qpbhwkrx6cWAr7vreH=Sa=FoinVG6dw@mail.gmail.com>

On 11/08/2014 03:47 PM, Paul Lever wrote:
>>> Make sure you're running a recent new kernel (v3.15 or better) as a lot
>>> of fixes went into the driver.
>>>
>>
>> E.g. the dropcount functionality emerged in Linux 2.6.33
>> So a Debian Squeeze with 2.6.32 won't make it here ...
> I am running the c_can driver with the updates to late June.

Of which kernel version?
A 2.6.32.x with security and stable patches is still no 2.6.33+

>> ps. additionally "candump -r 16000 -l can0 &" would be better :-)
> I need the timestamps.

The logfile format contains a unix timestamp (usec resolution) for every CAN
frame (and error message).

> 
> With berr-reporting enabled I still don't see any messages generated
> by the -e and -d options to candump. Looking at my received data I can
> see that there are missing sequential packets.

I'll better wait for the kernel version until answering based on assumptions.

Regards,
Oliver


  reply	other threads:[~2014-11-08 15:00 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-07 13:57 candump error flags Paul Lever
2014-11-07 14:13 ` Andri Yngvason
2014-11-07 14:30 ` Marc Kleine-Budde
2014-11-07 14:56   ` Oliver Hartkopp
2014-11-08 14:47     ` Paul Lever
2014-11-08 15:00       ` Oliver Hartkopp [this message]
2014-11-08 15:14         ` Paul Lever
2014-11-08 15:29           ` Oliver Hartkopp
2014-11-08 15:34             ` Paul Lever
2014-11-08 16:44               ` Oliver Hartkopp
2014-11-09 14:50                 ` Paul Lever
2014-11-08 16:46           ` Marc Kleine-Budde
2014-11-09 14:52             ` Paul Lever
2014-11-09 15:01               ` Marc Kleine-Budde
2014-11-09 15:23                 ` Paul Lever
2014-11-10  5:29                   ` Pankajkumar Misra (RBEI/EEA2)
2014-11-13 10:20                     ` mcp251x (was: Re: candump error flags) Marc Kleine-Budde

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