From: Pete Zaitcev <zaitcev@redhat.com>
To: Alan Stern <stern@rowland.harvard.edu>
Cc: USB list <linux-usb@vger.kernel.org>,
David <david@unsolicited.net>,
Pekka Enberg <penberg@cs.helsinki.fi>,
<linux-media@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
<dbrownell@users.sourceforge.net>, <leonidv11@gmail.com>,
Greg KH <gregkh@suse.de>,
Andrew Morton <akpm@linux-foundation.org>,
"Rafael J. Wysocki" <rjw@sisk.pl>
Subject: Re: USB/DVB - Old Technotrend TT-connect S-2400 regression tracked down
Date: Sun, 24 May 2009 20:39:02 -0600 [thread overview]
Message-ID: <20090524203902.594a0eec.zaitcev@redhat.com> (raw)
In-Reply-To: <Pine.LNX.4.44L0.0905242208260.15195-100000@netrider.rowland.org>
On Sun, 24 May 2009 22:10:50 -0400 (EDT), Alan Stern <stern@rowland.harvard.edu> wrote:
> Pete, you should look at this. It appears to be a problem with the DMA
> mapping in usbmon. Probably the same sort of thing you were working on
> about a week ago (trying to access device memory).
Indeed it looks the same. Is this an AMD CPU?
I wonder if CONFIG_HAVE_DMA_API_DEBUG does it (enabled with a select
in arch/x86/Kconfig). Strange that it started happening now.
-- Pete
next prev parent reply other threads:[~2009-05-25 2:42 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-22 21:32 USB/DVB - Old Technotrend TT-connect S-2400 regression tracked down David
2009-05-22 21:45 ` David
2009-05-23 8:25 ` Pekka Enberg
2009-05-23 15:15 ` Alan Stern
2009-05-23 18:20 ` David
2009-05-23 19:22 ` David
2009-05-23 21:02 ` Alan Stern
2009-05-24 0:15 ` David
2009-05-24 0:54 ` hermann pitton
2009-05-24 8:35 ` David
2009-05-24 14:33 ` Alan Stern
2009-05-24 15:28 ` David
2009-05-25 2:10 ` Alan Stern
2009-05-25 2:39 ` Pete Zaitcev [this message]
2009-05-25 9:00 ` David
2009-05-25 12:25 ` David
2009-05-26 0:48 ` Pete Zaitcev
2009-05-26 14:08 ` Alan Stern
2009-05-26 18:42 ` David
2009-05-26 19:01 ` Pete Zaitcev
2009-05-24 15:16 ` Alan Stern
2009-05-25 15:23 ` Alan Stern
2009-05-25 17:32 ` David
2009-05-25 18:44 ` David
2009-05-25 21:12 ` Alan Stern
2009-05-26 20:57 ` Alan Stern
2009-05-27 18:42 ` David
2009-05-27 20:20 ` Alan Stern
2009-05-27 21:28 ` David
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