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memblock: Add find_memory_core_early()

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According to node range in early_node_map[] with __memblock_find_in_range
to find free range.

Will be used by memblock_x86_find_in_range_node()

memblock_x86_find_in_range_node will be used to find right buffer for NODE_DATA

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
Yinghai Lu
2010-08-25 13:39:16 -07:00
committed by H. Peter Anvin
parent 88ba088c18
commit edbe7d23b4
2 changed files with 38 additions and 0 deletions
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2
include/linux/mm.h
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@ -1164,6 +1164,8 @@ extern void free_bootmem_with_active_regions(int nid,
unsigned long max_low_pfn);
int add_from_early_node_map(struct range *range, int az,
int nr_range, int nid);
u64 __init find_memory_core_early(int nid, u64 size, u64 align,
u64 goal, u64 limit);
void *__alloc_memory_core_early(int nodeid, u64 size, u64 align,
u64 goal, u64 limit);
typedef int (*work_fn_t)(unsigned long, unsigned long, void *);