diff options
Diffstat (limited to 'arch/ia64/mm/numa.c')
| -rw-r--r-- | arch/ia64/mm/numa.c | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/arch/ia64/mm/numa.c b/arch/ia64/mm/numa.c index f34964271101..46b6e5f3a40f 100644 --- a/arch/ia64/mm/numa.c +++ b/arch/ia64/mm/numa.c @@ -58,36 +58,6 @@ paddr_to_nid(unsigned long paddr) EXPORT_SYMBOL(paddr_to_nid); #if defined(CONFIG_SPARSEMEM) && defined(CONFIG_NUMA) -/* - * Because of holes evaluate on section limits. - * If the section of memory exists, then return the node where the section - * resides. Otherwise return node 0 as the default. This is used by - * SPARSEMEM to allocate the SPARSEMEM sectionmap on the NUMA node where - * the section resides. - */ -int __meminit __early_pfn_to_nid(unsigned long pfn, - struct mminit_pfnnid_cache *state) -{ - int i, section = pfn >> PFN_SECTION_SHIFT, ssec, esec; - - if (section >= state->last_start && section < state->last_end) - return state->last_nid; - - for (i = 0; i < num_node_memblks; i++) { - ssec = node_memblk[i].start_paddr >> PA_SECTION_SHIFT; - esec = (node_memblk[i].start_paddr + node_memblk[i].size + - ((1L << PA_SECTION_SHIFT) - 1)) >> PA_SECTION_SHIFT; - if (section >= ssec && section < esec) { - state->last_start = ssec; - state->last_end = esec; - state->last_nid = node_memblk[i].nid; - return node_memblk[i].nid; - } - } - - return -1; -} - void numa_clear_node(int cpu) { unmap_cpu_from_node(cpu, NUMA_NO_NODE); |