On 02/15, Raghavendra K T wrote: > > * Raghavendra K T <raghavendra.kt@xxxxxxxxxxxxxxxxxx> [2015-02-15 11:25:44]: > > Resending the V5 with smp_mb__after_atomic() change without bumping up > revision Reviewed-by: Oleg Nesterov <oleg@xxxxxxxxxx> Of course, this needs the acks from maintainers. And I agree that SLOWPATH in .head makes xadd() in unlock() unavoidable. However I do not see how we can avoid the locked inc if we want to eliminate read-after-unlock. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html