From: Francisco J Ballesteros <nemo@lsub.org>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
Subject: Re: [9fans] usb disk error
Date: Wed, 21 Oct 2009 04:05:33 +0200 [thread overview]
Message-ID: <8ccc8ba40910201905h3cbfd6a8iae8aeca5d1b43d8@mail.gmail.com> (raw)
In-Reply-To: <1fed73d586d55546ac4c190148c84cb2@ladd.quanstro.net>
Can you get the error with the old version of the code?
Nothing really changed, the disk should be asking for timeouts IIRC.
On Tue, Oct 20, 2009 at 9:33 PM, erik quanstrom <quanstro@quanstro.net> wrote:
> i don't recall getting these before. this seems
> like new behavior. i got 4 of these when downloading
> 4gb of pictures from a sd card. never in
> the same place twice. sb600 ohci controller.
>
> disk... reset: device is detached
>
> it seems that umsrecover -> umsreset -> usbcmd and
>
> if(usbcmd(ums->dev, r, Umsreset, 0, 0, nil, 0) < 0){
>> fprint(2, "disk: reset: %r\n");
>
> i don't see exactly where it is, but could this be
> a timeout issue? that's the main difference i see
> between now and the previous time. turning on
> debugging might not help. there's just too much
> of it. sometimes it's many gb of transfer before
> an error.
>
> - erik
>
>
next prev parent reply other threads:[~2009-10-21 2:05 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-20 19:33 erik quanstrom
2009-10-20 20:54 ` W B Hacker
2009-10-21 2:05 ` Francisco J Ballesteros [this message]
[not found] <<8ccc8ba40910201905h3cbfd6a8iae8aeca5d1b43d8@mail.gmail.com>
2009-10-21 2:32 ` erik quanstrom
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