On 04/16/2015 03:22 AM, Mel Gorman wrote: > It is easy to trace when an IPI is received to flush a TLB but harder to > detect what event sent it. This patch makes it easy to identify the source > of IPIs being transmitted for TLB flushes on x86. Looks fine to me. I think I even thought about adding this but didn't see an immediate need for it. I guess this does let you see how many IPIs are sent vs. received. Reviewed-by: Dave Hansen <dave.hansen@xxxxxxxxx> -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>