[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [Patch V2 2/3] usb: Introduce Xen pvUSB frontend
On 12/06/15 17:20, Greg KH wrote: > On Fri, Jun 12, 2015 at 04:10:00PM +0200, Juergen Gross wrote: >> Introduces the Xen pvUSB frontend. With pvUSB it is possible for a Xen >> domU to communicate with a USB device assigned to that domU. The >> communication is all done via the pvUSB backend in a driver domain >> (usually Dom0) which is owner of the physical device. >> >> The code is taken from the pvUSB implementation in Xen done by Fujitsu >> based on Linux kernel 2.6.18. >> >> Changes from the original version are: >> - port to upstream kernel >> - put all code in just one source file >> - move module to appropriate location in kernel tree >> - adapt to Linux style guide >> - minor code modifications to increase readability >> >> Signed-off-by: Juergen Gross <jgross@xxxxxxxx> >> --- >> drivers/usb/Kconfig | 2 + >> drivers/usb/Makefile | 2 + >> drivers/usb/xen/Kconfig | 10 + >> drivers/usb/xen/Makefile | 5 + >> drivers/usb/xen/xen-usbfront.c | 1647 >> ++++++++++++++++++++++++++++++++++++++++ > > A subdirectory for a single file? That seems like overkill, don't you > think? As this is a USB "host" driver, why not put it in that > directory? > > Also, last time these patches were posted, people asked why you can't > use libusb/usbfs instead, what happened with that? Or usbip? Using libusb was for the backend driver. This frontend driver is a host controller (which is why it should be drivers/usb/host/xen-pv-hcd.c or similar). David _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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