Messages in this thread | | | Date | 20 Mar 2007 20:28:18 +0100 | Date | Tue, 20 Mar 2007 20:28:18 +0100 | From | Andi Kleen <> | Subject | Re: [patch 13/26] Xen-paravirt_ops: Consistently wrap paravirt ops callsites to make them patchable |
| |
> But I was throwing that out as a long-term thing. I'm not claiming it's > trivial, but it should be doable.
One thing I was pondering was to replace the expensive popfs with
bt $IF,(%rsp) jnc 1f sti 1:
But would be mostly a P4 optimization again and I'm not 100% sure it is worth it.
-Andi
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |