On Fri, Aug 29, 2008 at 08:42:01AM +1000, Benjamin Herrenschmidt wrote: > For the non-SMP case, I think it should be possible to optimize it. The > only thing that can happen at interrupt time is hashing of kernel or > vmalloc/ioremap pages, which shouldn't compete with set_pte on those > pages, so there would be no access races there, but I may be missing > something as it's the morning and I about just woke up :-)
Is that still true with preemptible kernels? -Scott _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev
