On Thu, Aug 25, 2011 at 01:51:20PM -0500, Timur Tabi wrote: > Greg KH wrote: > > But don't you really want this type of check at runtime? What happens > > if you load this driver on a machine that is not a guest? Will things > > break? Shouldn't you still refuse to load somehow? > > This is in the udbg code, which falls under the category of, "turn this on only > if you know what you're doing." > > The udbg code runs very early, before the device tree is available. There's no > way of knowing at this point whether or not we're running under a hypervisor. > If you turn on udbg support, then it means that you're trying to do some very > specific debugging on a specific platform. > > So I'm not removing this code just to fix the build break. It really should > never have been there in the first place. Ok, thanks for the details, I'll queue up the patch in a bit. greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-next" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html