On 08/12/2010 09:41 AM, Wei Yongjun wrote: > + case 0xc0 ... 0xc1: /* xadd */ > + /* Write back the register source. */ > + write_register_operand(&c->src, c->dst.val, c->dst.bytes); > + /* Write back the memory destination with implicit LOCK prefix. > */ > + c->lock_prefix = 1;
It's not a major performance problem, but xadd does _not_ have an implicit LOCK prefix. Paolo -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html