On Tuesday 03 June 2008 03:58:17 Luck, Tony wrote: > > The per cpu allocator requires more per cpu space and we are already near > > the limit on IA64. Increase the maximum size of the IA64 per cpu area > > from 64K to 128K. > > > > -#define PERCPU_PAGE_SHIFT 16 /* log2() of max. size of per-CPU area */ > > +#define PERCPU_PAGE_SHIFT 17 /* log2() of max. size of per-CPU area */ > > Don't you need some more changes to the alt_dtlb_miss handler in > ivt.S for this to work? 128K is not a supported pagesize on any > processor model. Yes, this was one of the issues with IA64 and extending the per-cpu area. It's probable that the IA64 TLB nailing trick might have to give way for dynamic per-cpu... Rusty. -- To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html