On Thu, Jun 19, 2014 at 05:58:28PM +0200, Stephane Eranian wrote: > The following events support PEBS for all umasks, > thus use INTEL_EVENT_CONSTRAINT() instead of > INTEL_UEVENT_CONSTRAINT(): > > 0xd1 MEM_LOAD_UOPS_RETIRED > 0xd2 MEM_LOAD_UOPS_LLC_HIT_RETIRED > 0xd3 MEM_LOAD_UOPS_LLC_MISS_RETIRED > > For event 0xd0 (MEM_UOPS_RETIRED), the same is true, except > we need to distinguish precise store (umask 0x82) from load > latency events, thus we keep the breakdown per umask. But all > umasks do support PEBS.
I sent a similar patch some time ago http://lkml.iu.edu/hypermail/linux/kernel/1404.2/01509.html However these days I'm actually thinking of just getting rid of the detailed table except for PREC_DIST. All the PEBS controls should be noops if the event does not support PEBS -Andi -- 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/
