Messages in this thread | | | Subject | RE: [patch 01/41] cpu_alloc: Increase percpu area size to 128k | Date | Mon, 2 Jun 2008 10:58:17 -0700 | From | "Luck, Tony" <> |
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> 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.
-Tony
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