Messages in this thread Patch in this message | | | Date | Fri, 28 Feb 2003 23:46:16 -0800 | From | William Lee Irwin III <> | Subject | Re: percpu-2.5.63-bkcurr |
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On Fri, Feb 28, 2003 at 11:36:55PM -0800, William Lee Irwin III wrote: > Tentative followup #1 (thanks Zwane!) >> Use per-cpu rq's in the sched.c to avoid remote cache misses there. >> It actually means something now.
On Fri, Feb 28, 2003 at 11:40:35PM -0800, William Lee Irwin III wrote: > Tentative followup #2 -- totally untested, at some point I have to > figure out how to avoid breaking the compile for non-NUMA-Q with this.
woops
diff -u sched-2.5/arch/i386/mm/discontig.c sched-2.5/arch/i386/mm/discontig.c --- sched-2.5/arch/i386/mm/discontig.c Fri Feb 28 23:12:45 2003 +++ sched-2.5/arch/i386/mm/discontig.c Fri Feb 28 23:42:15 2003 @@ -230,6 +230,7 @@ for (nid = 1; nid < numnodes; nid++) { /* calculate the size of the mem_map needed in pages */ size = MEM_MAP_SIZE(nid) + PFN_UP(sizeof(pg_data_t)) + + PER_NODE_PAGES + PER_CPU_PAGES*hweight32(early_node_to_cpumask(nid)); /* round up to nearest pmd boundary */ size = (size + PTRS_PER_PTE - 1) & ~(PTRS_PER_PTE - 1); - 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/
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