On Tue, Nov 17, 2015 at 09:14:59AM +0000, Vineet Gupta wrote: > Let's check with Peter as I'm not sure how exactly the read call will > nest for same counter on same core ?
Various possible ways, but the easiest is userspace doing a sys_read() on the counter while the NMI happens. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
