[PATCH] lockdep: add is_module_address()

Add is_module_address() method - to be used by lockdep.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/include/linux/module.h b/include/linux/module.h
index 9e9dc7c24d95..d06c74fb8c26 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -358,6 +358,7 @@ static inline int module_is_live(struct module *mod)
 /* Is this address in a module? (second is with no locks, for oops) */
 struct module *module_text_address(unsigned long addr);
 struct module *__module_text_address(unsigned long addr);
+int is_module_address(unsigned long addr);
 
 /* Returns module and fills in value, defined and namebuf, or NULL if
    symnum out of range. */
@@ -496,6 +497,11 @@ static inline struct module *__module_text_address(unsigned long addr)
         return NULL;
 }
 
+static inline int is_module_address(unsigned long addr)
+{
+        return 0;
+}
+
 /* Get/put a kernel symbol (calls should be symmetric) */
 #define symbol_get(x) ({ extern typeof(x) x __attribute__((weak)); &(x); })
 #define symbol_put(x) do { } while(0)