module: add stubs for within_module functions

Provide stubs for within_module_core(), within_module_init(), and
within_module() to prevent build errors when !CONFIG_MODULES.

Suggested-by: Matthew Wilcox <willy@infradead.org>
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Reported-by: kbuild test robot <lkp@intel.com>
Link: https://marc.info/?l=linux-mm&m=155384681109231&w=2
Signed-off-by: Tri Vo <trong@android.com>
Signed-off-by: Jessica Yu <jeyu@kernel.org>

diff --git a/include/linux/module.h b/include/linux/module.h
index 3abe8176df984d7b4dd71b235be1c6fa86b688d1..7e63c340a8bfc13ab1497f5b5a08e1e4c8f3cf2e 100644 (file)
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -710,6 +710,23 @@ static inline bool is_module_text_address(unsigned long addr)
        return false;
 }
 
+static inline bool within_module_core(unsigned long addr,
+                                     const struct module *mod)
+{
+       return false;
+}
+
+static inline bool within_module_init(unsigned long addr,
+                                     const struct module *mod)
+{
+       return false;
+}
+
+static inline bool within_module(unsigned long addr, const struct module *mod)
+{
+       return false;
+}
+
 /* 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)