diff options
| author | Andrey Konovalov <andrey.konovalov@linaro.org> | 2015-10-22 20:03:34 +0300 |
|---|---|---|
| committer | Andrey Konovalov <andrey.konovalov@linaro.org> | 2015-10-22 20:03:34 +0300 |
| commit | 3985b18650bf2365debb142624f877007b31ada2 (patch) | |
| tree | ac8910bfd2e800ac840c93ae84013e5b1f2cd19d /mm/page_alloc.c | |
| parent | 5b6d12b532bb2e4f114d8a2904eaac1ece43ea20 (diff) | |
| parent | 0faf49393534fa4263bfbda7d0566e2e3d1aaf37 (diff) | |
Automatically merging tracking-integration-linux-qcomlt into merge-linux-linarotracking-ll-linux-linaro-extra-20151104.0ll-20151022.1linux-linaro-4.3-rc6-2015.10ll_20151022.1
Conflicting files:
Diffstat (limited to 'mm/page_alloc.c')
| -rw-r--r-- | mm/page_alloc.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 56a368b32f9f..6e88d76d047c 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -5436,6 +5436,8 @@ static void __paginginit free_area_init_core(struct pglist_data *pgdat) static void __init_refok alloc_node_mem_map(struct pglist_data *pgdat) { + unsigned long __maybe_unused offset = 0; + /* Skip empty nodes */ if (!pgdat->node_spanned_pages) return; @@ -5452,6 +5454,7 @@ static void __init_refok alloc_node_mem_map(struct pglist_data *pgdat) * for the buddy allocator to function correctly. */ start = pgdat->node_start_pfn & ~(MAX_ORDER_NR_PAGES - 1); + offset = pgdat->node_start_pfn - start; end = pgdat_end_pfn(pgdat); end = ALIGN(end, MAX_ORDER_NR_PAGES); size = (end - start) * sizeof(struct page); @@ -5459,7 +5462,7 @@ static void __init_refok alloc_node_mem_map(struct pglist_data *pgdat) if (!map) map = memblock_virt_alloc_node_nopanic(size, pgdat->node_id); - pgdat->node_mem_map = map + (pgdat->node_start_pfn - start); + pgdat->node_mem_map = map + offset; } #ifndef CONFIG_NEED_MULTIPLE_NODES /* @@ -5467,9 +5470,9 @@ static void __init_refok alloc_node_mem_map(struct pglist_data *pgdat) */ if (pgdat == NODE_DATA(0)) { mem_map = NODE_DATA(0)->node_mem_map; -#ifdef CONFIG_HAVE_MEMBLOCK_NODE_MAP +#if defined(CONFIG_HAVE_MEMBLOCK_NODE_MAP) || defined(CONFIG_FLATMEM) if (page_to_pfn(mem_map) != pgdat->node_start_pfn) - mem_map -= (pgdat->node_start_pfn - ARCH_PFN_OFFSET); + mem_map -= offset; #endif /* CONFIG_HAVE_MEMBLOCK_NODE_MAP */ } #endif |