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numa: move large array from stack to _initdata section 

* Move large array "struct bootnode nodes" from stack to _initdata
    section to reduce amount of stack space required.

Cc: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Mike Travis <travis@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Mike Travis 2008-04-04 18:11:09 -07:00 committed by Ingo Molnar
parent aa6b54461c
commit f46bdf2db2
1 changed files with 2 additions and 1 deletions
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3
arch/x86/mm/numa_64.c
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@ -380,9 +380,10 @@ static int __init split_nodes_by_size(struct bootnode *nodes, u64 *addr,
* Sets up the system RAM area from start_pfn to end_pfn according to the
* numa=fake command-line option.
*/
static struct bootnode nodes[MAX_NUMNODES] __initdata;
static int __init numa_emulation(unsigned long start_pfn, unsigned long end_pfn)
{
struct bootnode nodes[MAX_NUMNODES];
u64 size, addr = start_pfn << PAGE_SHIFT;
u64 max_addr = end_pfn << PAGE_SHIFT;
int num_nodes = 0, num = 0, coeff_flag, coeff = -1, i;