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vmalloc: pcpu_get/free_vm_areas() aren't needed on UP

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These functions are used only by percpu memory allocator on SMP.
Don't build them on UP.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Nick Piggin <npiggin@kernel.dk>
Reviewed-by: Chrsitoph Lameter <cl@linux.com>
This commit is contained in:
Tejun Heo
2010-09-03 18:22:47 +02:00
parent d56557af19
commit 4f8b02b4e5
2 changed files with 4 additions and 0 deletions
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2
include/linux/vmalloc.h
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@@ -117,10 +117,12 @@ extern rwlock_t vmlist_lock;
extern struct vm_struct *vmlist;
extern __init void vm_area_register_early(struct vm_struct *vm, size_t align);
#ifdef CONFIG_SMP
struct vm_struct **pcpu_get_vm_areas(const unsigned long *offsets,
const size_t *sizes, int nr_vms,
size_t align, gfp_t gfp_mask);
void pcpu_free_vm_areas(struct vm_struct **vms, int nr_vms);
#endif
#endif /* _LINUX_VMALLOC_H */