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[PATCH] Guarantee that the uncached allocator gets pages on the correct node 

The uncached allocator manages per node pools.  Specify __GFP_THISNODE in
order to force allocation on the indicated node or fail.  The uncached
allocator has already logic to deal with failing allocations.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Cc: Andy Whitcroft <apw@shadowen.org>
Cc: Mel Gorman <mel@csn.ul.ie>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Christoph Lameter 2006-09-25 23:31:44 -07:00 committed by Linus Torvalds
parent 3d99cfb5f4
commit bd1b1677b5
1 changed files with 2 additions and 1 deletions
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3
arch/ia64/kernel/uncached.c
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@ -98,7 +98,8 @@ static int uncached_add_chunk(struct uncached_pool *uc_pool, int nid)
/* attempt to allocate a granule's worth of cached memory pages */
page = alloc_pages_node(nid, GFP_KERNEL | __GFP_ZERO,
page = alloc_pages_node(nid, GFP_KERNEL | __GFP_ZERO |
__GFP_THISNODE | __GFP_NORETRY | __GFP_NOWARN,
IA64_GRANULE_SHIFT-PAGE_SHIFT);
if (!page) {
mutex_unlock(&uc_pool->add_chunk_mutex);