On Mon, 4 Sep 2006, Pete Zaitcev wrote:

> On Mon, 4 Sep 2006 17:24:52 -0700 (PDT), Siddharth Choudhuri <[EMAIL 
> PROTECTED]> wrote:
> 
> > [...] What I need is [request_type (R/W), size,
> > logical address (sector number)] being issued to the
> > usb-flash storage device. My guess is block number is 
> > being converted to logical address (sector number) as
> > a request reaches device driver (i.e., lower level) ?
> 
> Very well, use usbmon then. You'll need to decode its output
> with a script, but the information is there.

Alternatively you could turn on CONFIG_USB_STORAGE_DEBUG and read the 
system log.  This will probably provide much more information than you 
really want, however.

Alan Stern


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