From: Eugene Surovegin <ebs@ebshome.net>
To: Wojciech Kromer <krom@dgt-lab.com.pl>
Cc: "Linuxppc-Embedded (E-mail)" <linuxppc-embedded@lists.linuxppc.org>
Subject: Re: memory problem with fec on 8250
Date: Thu, 4 Dec 2003 02:19:01 -0800 [thread overview]
Message-ID: <20031204101901.GB1050@gate.ebshome.net> (raw)
In-Reply-To: <3FCF0252.7070202@dgt-lab.com.pl>
On Thu, Dec 04, 2003 at 10:45:54AM +0100, Wojciech Kromer wrote:
> >
> >>>i have some problems with using fec device on my custom 8250 board
> >>>while sending a lot of data (at least 300MB) through this device causes
> >>>lack of memory
> >>>sending same amount of data through loopback works fine
> >>>
[snip]
> ==== at begining =========================================
> skbuff_head_cache 131 192 160 8 8 1
> size-2048 5 178 2048 3 89 1
>
> ===after some time (ftp put ~75MB) ================================
>
> skbuff_head_cache 16857 16872 160 703 703 1
> size-2048 16749 16798 2048 8382 8399 1
It looks like skb leaks in the driver. Probably in TX path.
Could you send me by private e-mail source code for ethernet driver in
question or provide a URL.
I'm not a 8250 guy, but I'll try to look at it :)
Eugene.
** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2003-12-04 10:19 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-12-03 7:48 memory problem with fec on 8250 Kromer
2003-12-04 8:45 ` Wojciech Kromer
2003-12-04 9:15 ` Eugene Surovegin
2003-12-04 9:45 ` Wojciech Kromer
2003-12-04 10:19 ` Eugene Surovegin [this message]
[not found] ` <3FCF0E68.4010303@dgt-lab.com.pl>
[not found] ` <20031204105532.GA2065@gate.ebshome.net>
2003-12-04 11:25 ` Wojciech Kromer
2003-12-04 14:03 ` Dan Malek
-- strict thread matches above, loose matches on Subject: below --
2004-01-04 15:55 Samo Pogacnik
2004-01-05 8:15 ` Wojciech Kromer
2004-01-05 22:52 ` Samo Pogacnik
2004-01-06 7:47 ` cd Wojciech Kromer
2004-01-06 22:03 ` memory problem with fec on 8250 Samo Pogacnik
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