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memblock: Separate memblock_alloc_nid() and memblock_alloc_try_nid()

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The former is now strict, it will fail if it cannot honor the allocation
within the node, while the later implements the previous semantic which
falls back to allocating anywhere.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Benjamin Herrenschmidt 2010-07-06 15:39:17 -07:00
parent c196f76fd5
commit 9d1e24928e
3 changed files with 21 additions and 3 deletions
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6
include/linux/memblock.h
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@ -50,7 +50,11 @@ extern long __init memblock_reserve(phys_addr_t base, phys_addr_t size);
/* The numa aware allocator is only available if
* CONFIG_ARCH_POPULATES_NODE_MAP is set
*/
extern phys_addr_t __init memblock_alloc_nid(phys_addr_t size, phys_addr_t align, int nid);
extern phys_addr_t __init memblock_alloc_nid(phys_addr_t size, phys_addr_t align,
int nid);
extern phys_addr_t __init memblock_alloc_try_nid(phys_addr_t size, phys_addr_t align,
int nid);
extern phys_addr_t __init memblock_alloc(phys_addr_t size, phys_addr_t align);
/* Flags for memblock_alloc_base() amd __memblock_alloc_base() */