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From: Alan Stern <>
To: Dan Aloni <>
Cc: Linux Kernel List <>,
Subject: Re: [linux-usb-devel] OOM and USB, latest Linux 2.6
Date: Sat, 17 Feb 2007 16:36:46 -0500 (EST)	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

On Sat, 17 Feb 2007, Dan Aloni wrote:

> You are right, I looked over this state with kdb, and usb-storage
> waited in usb_stor_bulk_transfer_sg, which does pass GFP_NOIO
> at this scenario.

> BTW, soft-rebooting the machine in that state made the USB
> storage device (LEXAR,  JD LIGHTNING II) inaccessible to the
> BIOS. I had to do a complete power cycle in order or the BIOS
> to see it again.

That's the fault of the BIOS and/or the Lexar device.  The BIOS ought to 
do a complete reset of the USB controller and a reset of the device.  If 
the device remains unusable after that, there isn't anything we can do 
about it.

Alan Stern

      parent reply	other threads:[~2007-02-17 21:36 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-02-17 16:49 Dan Aloni
2007-02-17 16:57 ` [linux-usb-devel] " Alan Stern
2007-02-17 18:15   ` Dan Aloni
2007-02-17 18:24     ` Dan Aloni
2007-02-17 21:36     ` Alan Stern [this message]

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