From: Sean <knife@toaster.net>
To: Alan Stern <stern@rowland.harvard.edu>
Cc: Andrew Morton <akpm@linux-foundation.org>,
bugzilla-daemon@bugzilla.kernel.org, linux-media@vger.kernel.org,
USB list <linux-usb@vger.kernel.org>, Ingo Molnar <mingo@elte.hu>,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>
Subject: Re: [Bugme-new] [Bug 14564] New: capture-example sleeping function called from invalid context at arch/x86/mm/fault.c
Date: Tue, 29 Dec 2009 11:48:51 -0800 [thread overview]
Message-ID: <4B3A5D23.8050300@toaster.net> (raw)
In-Reply-To: <4B39C98B.9050107@toaster.net>
> Alan Stern wrote:
>> The patch doesn't fix anything. The point was to gather enough
>> information to figure out what's going wrong. Without the debug
>> messages, there's no information.
>>
>> Perhaps things will slow down less if you change the new ohci_info()
>> calls in the patch to ohci_dbg(). Or perhaps you can increase the
>> timeout values in capture-example.c.
>>
>> You should also apply this patch (be sure to enable CONFIG_USB_DEBUG):
>>
>> http://marc.info/?l=linux-usb&m=126056642931083&w=2
>>
>> It probably won't make any difference, but including it anyway is
>> worthwhile.
>>
>> Alan Stern
>>
> The early return in td_free that is in the patch will trap the error.
>
> I changed the debug statements to ohci_dbg and I was able to capture
> the full output with klogd. It is attached.
>
> Sean
Sean wrote:
In looking at the log file it seems that there is a mismatch of td_alloc
calls and td_free calls.
Sean
next prev parent reply other threads:[~2009-12-29 19:50 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <bug-14564-10286@http.bugzilla.kernel.org/>
2009-11-11 23:21 ` [Bugme-new] [Bug 14564] New: capture-example sleeping function called from invalid context at arch/x86/mm/fault.c Andrew Morton
2009-11-12 16:20 ` Alan Stern
2009-12-03 5:48 ` Sean
2009-12-03 21:03 ` Alan Stern
2009-12-16 23:30 ` Sean
2009-12-17 15:22 ` Alan Stern
2009-12-29 9:19 ` Sean
2009-12-29 19:48 ` Sean [this message]
2009-12-29 21:23 ` Alan Stern
2009-12-30 0:37 ` Sean
2009-12-30 3:22 ` Alan Stern
2010-01-02 9:00 ` Sean
2010-01-02 20:43 ` Alan Stern
2010-01-03 1:56 ` Sean
2010-01-03 17:35 ` Alan Stern
2010-01-03 23:47 ` Sean
2010-01-04 16:06 ` Alan Stern
2010-01-04 20:02 ` Sean
2010-01-04 20:48 ` Alan Stern
2010-01-04 22:24 ` Sean
2010-01-05 2:40 ` Alan Stern
2010-01-05 3:32 ` Sean
2010-01-05 15:11 ` Alan Stern
2010-01-05 20:05 ` Sean
2010-01-05 21:06 ` Alan Stern
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