[PATCH] nommu: fix bug ip_conntrack does not work on nommu

num_physpages is not exported out in mm/nommu.c, so the ip_conntrack module
link will fail.

Signed-off-by: Bryan Wu <[e-mail]>
Acked-By: David Howells <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

mm/nommu.c

···
 
 EXPORT_SYMBOL(mem_map);
 EXPORT_SYMBOL(__vm_enough_memory);
+EXPORT_SYMBOL(num_physpages);
 
 /* list of shareable VMAs */
 struct rb_root nommu_vma_tree = RB_ROOT;