Commit 4f8b02b4 authored by Tejun Heo's avatar Tejun Heo

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: default avatarTejun Heo <tj@kernel.org>
Cc: Nick Piggin <npiggin@kernel.dk>
Reviewed-by: default avatarChrsitoph Lameter <cl@linux.com>
parent d56557af
......@@ -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 */
......@@ -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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