size = resource_size(&nsio->res);
npfns = (size - start_pad - end_trunc - SZ_8K) / SZ_4K;
if (nd_pfn->mode == PFN_MODE_PMEM) {
- unsigned long memmap_size;
-
/*
* vmemmap_populate_hugepages() allocates the memmap array in
* HPAGE_SIZE chunks.
*/
- memmap_size = ALIGN(64 * npfns, HPAGE_SIZE);
- offset = ALIGN(start + SZ_8K + memmap_size + dax_label_reserve,
- nd_pfn->align) - start;
+ offset = ALIGN(start + SZ_8K + 64 * npfns + dax_label_reserve,
+ max(nd_pfn->align, HPAGE_SIZE)) - start;
} else if (nd_pfn->mode == PFN_MODE_RAM)
offset = ALIGN(start + SZ_8K + dax_label_reserve,
nd_pfn->align) - start;