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memcg: don't use bootmem allocator in setup code

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The bootmem allocator is no longer available for page_cgroup_init() because we
set up the kernel slab allocator much earlier now.

Cc: Ingo Molnar <mingo@elte.hu>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
This commit is contained in:
Yinghai Lu 2009-05-28 18:15:16 -07:00 committed by Pekka Enberg
parent dad213aeb5
commit 959982fee4
1 changed files with 8 additions and 4 deletions
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12
mm/page_cgroup.c
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@ -47,6 +47,8 @@ static int __init alloc_node_page_cgroup(int nid)
struct page_cgroup *base, *pc;
unsigned long table_size;
unsigned long start_pfn, nr_pages, index;
struct page *page;
unsigned int order;
start_pfn = NODE_DATA(nid)->node_start_pfn;
nr_pages = NODE_DATA(nid)->node_spanned_pages;
@ -55,11 +57,13 @@ static int __init alloc_node_page_cgroup(int nid)
return 0;
table_size = sizeof(struct page_cgroup) * nr_pages;
base = __alloc_bootmem_node_nopanic(NODE_DATA(nid),
table_size, PAGE_SIZE, __pa(MAX_DMA_ADDRESS));
if (!base)
order = get_order(table_size);
page = alloc_pages_node(nid, GFP_NOWAIT | __GFP_ZERO, order);
if (!page)
page = alloc_pages_node(-1, GFP_NOWAIT | __GFP_ZERO, order);
if (!page)
return -ENOMEM;
base = page_address(page);
for (index = 0; index < nr_pages; index++) {
pc = base + index;
__init_page_cgroup(pc, start_pfn + index);