[PATCH] module.h __attribute_used__ fix

From: Rusty Russell <rusty@rustcorp.com.au>

Someone added __attribute_used__ throughout module.h, but didn't remove the
", unused".  Looks like some arch/gcc combos still consider it unused, and
discard the fn.

diff --git a/include/linux/module.h b/include/linux/module.h
index 4c9b53d5d51c1a125f0fc095b3cf4c32db923703..25c325a0f07f3b14ef3fa86a018a0063e2b0070b 100644 (file)
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -64,11 +64,12 @@ void sort_main_extable(void);
 #define __MODULE_INFO(tag, name, info)                                   \
 static const char __module_cat(name,__LINE__)[]                                  \
   __attribute_used__                                                     \
-  __attribute__((section(".modinfo"),unused)) = __stringify(tag) "=" info
+  __attribute__((section(".modinfo"))) = __stringify(tag) "=" info
 
 #define MODULE_GENERIC_TABLE(gtype,name)                       \
 extern const struct gtype##_id __mod_##gtype##_table           \
-  __attribute__ ((unused, alias(__stringify(name))))
+  __attribute_used__                                           \
+  __attribute__ ((alias(__stringify(name))))
 
 #define THIS_MODULE (&__this_module)
 
@@ -165,7 +166,7 @@ void *__symbol_get_gpl(const char *symbol);
        extern void *__crc_##sym __attribute__((weak));         \
        static const unsigned long __kcrctab_##sym              \
        __attribute_used__                                      \
-       __attribute__((section("__kcrctab" sec), unused))       \
+       __attribute__((section("__kcrctab" sec)))               \
        = (unsigned long) &__crc_##sym;
 #else
 #define __CRC_SYMBOL(sym, sec)
@@ -179,7 +180,7 @@ void *__symbol_get_gpl(const char *symbol);
        = MODULE_SYMBOL_PREFIX #sym;                            \
        static const struct kernel_symbol __ksymtab_##sym       \
        __attribute_used__                                      \
-       __attribute__((section("__ksymtab" sec), unused))       \
+       __attribute__((section("__ksymtab" sec)))               \
        = { (unsigned long)&sym, __kstrtab_##sym }
 
 #define EXPORT_SYMBOL(sym)                                     \