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authorTejun Heo <tj@kernel.org>2010-09-03 18:22:47 +0200
committerTejun Heo <tj@kernel.org>2010-09-08 11:10:47 +0200
commit4f8b02b4e5c6896e073bed736136d420bd44b627 (patch)
treebdc29ec9effaf18681b16594257540d256b4d36f /mm/vmalloc.c
parentd56557af19867edb8c0e96f8e26399698a08857f (diff)
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op-kernel-dev-4f8b02b4e5c6896e073bed736136d420bd44b627.tar.gz
vmalloc: pcpu_get/free_vm_areas() aren't needed on UP
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>
Diffstat (limited to 'mm/vmalloc.c')
-rw-r--r--mm/vmalloc.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 6b8889d..c623e0c 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -2056,6 +2056,7 @@ void free_vm_area(struct vm_struct *area)
}
EXPORT_SYMBOL_GPL(free_vm_area);
+#ifdef CONFIG_SMP
static struct vmap_area *node_to_va(struct rb_node *n)
{
return n ? rb_entry(n, struct vmap_area, rb_node) : NULL;
@@ -2336,6 +2337,7 @@ void pcpu_free_vm_areas(struct vm_struct **vms, int nr_vms)
free_vm_area(vms[i]);
kfree(vms);
}
+#endif /* CONFIG_SMP */
#ifdef CONFIG_PROC_FS
static void *s_start(struct seq_file *m, loff_t *pos)
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