From: "Jan Lübbe" <jlu@pengutronix.de>
To: AnilKumar Ch <anilkumar@ti.com>
Cc: wg@grandegger.com, mkl@pengutronix.de, swarren@wwwdotorg.org,
linux-can@vger.kernel.org, anantgole@ti.com, nsekhar@ti.com
Subject: Re: [PATCH] can: ti_hecc: fix rx wrong sequence issue
Date: Thu, 11 Oct 2012 14:01:53 +0200 [thread overview]
Message-ID: <1349956913.3513.30.camel@coredoba.hi.pengutronix.de> (raw)
In-Reply-To: <1349687547.3444.7.camel@coredoba.hi.pengutronix.de>
Hi,
On Mon, 2012-10-08 at 11:12 +0200, Jan Lübbe wrote:
> On Mon, 2012-10-08 at 12:10 +0530, AnilKumar Ch wrote:
> > Fix "received wrong sequence count. expected: x, got: y" errors
> > reported by cansequence in a stress test (--verbose).
>
> I tested this on a AM3505 with cansequence 4.0.6. For 500kbit, I see no
> reordering anymore.
>
> When testing at 1Mbit, it seems to be worse than before:
*snip*
> Here we can see that after the initial frames, most frames are received
> twice (some even thrice).
Do you have some idea on the cause of this problem, so we could do some
more focused debugging?
Regards,
Jan
--
Pengutronix e.K. | |
Industrial Linux Solutions | http://www.pengutronix.de/ |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 |
Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
next prev parent reply other threads:[~2012-10-11 12:01 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-08 6:40 [PATCH] can: ti_hecc: fix rx wrong sequence issue AnilKumar Ch
2012-10-08 9:12 ` Jan Lübbe
2012-10-11 12:01 ` Jan Lübbe [this message]
2012-10-08 9:28 ` Wolfgang Grandegger
2012-11-05 11:34 ` Marc Kleine-Budde
2012-11-05 13:47 ` AnilKumar, Chimata
2012-11-05 13:56 ` Marc Kleine-Budde
2012-11-05 18:15 ` Marc Kleine-Budde
2012-11-05 18:40 ` Marc Kleine-Budde
2014-09-08 10:15 ` Jan Sondhauss
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1349956913.3513.30.camel@coredoba.hi.pengutronix.de \
--to=jlu@pengutronix.de \
--cc=anantgole@ti.com \
--cc=anilkumar@ti.com \
--cc=linux-can@vger.kernel.org \
--cc=mkl@pengutronix.de \
--cc=nsekhar@ti.com \
--cc=swarren@wwwdotorg.org \
--cc=wg@grandegger.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).