On Mon, Mar 11, 2013 at 10:00:21PM +0100, Bjørn Mork wrote:
> Userspace applications need to know the maximum supported message
> size.

Can't they get that from sysfs from the USB field that defines this?

Adding a new ioctl is usually not a good idea, who is going to change
the userspace tools to properly call this ioctl?

thanks,

greg k-h
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