diff options
| author | John W. Linville <linville@tuxdriver.com> | 2006-05-22 14:26:25 -0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2006-05-22 14:26:25 -0400 |
| commit | 3b38f317e529d8396377dafc7d95a1451a151df5 (patch) | |
| tree | 65e80799417c456bdd907b7d80182732be02e5f4 /mm/page_alloc.c | |
| parent | 5d25ea7c0c77cbdba1b5f092d60d624e24dfa938 (diff) | |
| parent | 353b28bafd1b962359a866ff263a7fad833d29a1 (diff) | |
Merge branch 'from-linus' into upstream
Diffstat (limited to 'mm/page_alloc.c')
| -rw-r--r-- | mm/page_alloc.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 813b4ec1298a..253a450c400d 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -951,7 +951,7 @@ restart: goto got_pg; do { - if (cpuset_zone_allowed(*z, gfp_mask)) + if (cpuset_zone_allowed(*z, gfp_mask|__GFP_HARDWALL)) wakeup_kswapd(*z, order); } while (*(++z)); @@ -970,7 +970,8 @@ restart: alloc_flags |= ALLOC_HARDER; if (gfp_mask & __GFP_HIGH) alloc_flags |= ALLOC_HIGH; - alloc_flags |= ALLOC_CPUSET; + if (wait) + alloc_flags |= ALLOC_CPUSET; /* * Go through the zonelist again. Let __GFP_HIGH and allocations @@ -2124,14 +2125,22 @@ static void __init alloc_node_mem_map(struct pglist_data *pgdat) #ifdef CONFIG_FLAT_NODE_MEM_MAP /* ia64 gets its own node_mem_map, before this, without bootmem */ if (!pgdat->node_mem_map) { - unsigned long size; + unsigned long size, start, end; struct page *map; - size = (pgdat->node_spanned_pages + 1) * sizeof(struct page); + /* + * The zone's endpoints aren't required to be MAX_ORDER + * aligned but the node_mem_map endpoints must be in order + * for the buddy allocator to function correctly. + */ + start = pgdat->node_start_pfn & ~(MAX_ORDER_NR_PAGES - 1); + end = pgdat->node_start_pfn + pgdat->node_spanned_pages; + end = ALIGN(end, MAX_ORDER_NR_PAGES); + size = (end - start) * sizeof(struct page); map = alloc_remap(pgdat->node_id, size); if (!map) map = alloc_bootmem_node(pgdat, size); - pgdat->node_mem_map = map; + pgdat->node_mem_map = map + (pgdat->node_start_pfn - start); } #ifdef CONFIG_FLATMEM /* |