On Tue, Jun 09, 2009 at 07:57:12PM +0800, loody wrote: > Dear all: > When I drag files from/to usb flash on my ubuntu, I can see there is a > file operation dialog which tells me how fast it is right now. > Like 20Mbytes/s,etc. > How does ubuntu do that? That is a Gnome thing, done by the gvfs layer. > Does ubuntu count the duration of sending bulk to receive completion > interrupt? > Or there is another tool or driver option in kernel to reach this? It has nothing to do with the kernel, it is a specific userspace implementation of 'cp'. Try asking on the gnome mailing lists if you are curious about the implementation. good luck, greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
