Re: [PATCH 1/1] usbmon: usb monitor binary data incorrectly reportedfor isoc transfers

From: Alan Stern
Date: Mon Dec 13 2010 - 11:55:36 EST


On Sun, 12 Dec 2010, Pete Zaitcev wrote:

> This looks obviously incorrect. If anyone ever submits an ISO with
> the newfanged s/g URB, we're going to copy the scatterlist (if not
> crash).

That won't happen. We support scatter-gather URBs really just for bulk
transfers. They can also be used for interrupt (though I don't know
why anyone would want to), and just possibly for control (not supported
by all HCDs), but not for isochronous transfers.

Alan Stern

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