diff options
Diffstat (limited to 'include/linux/moduleparam.h')
| -rw-r--r-- | include/linux/moduleparam.h | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h index 685eab959c49..368ec8e45bd0 100644 --- a/include/linux/moduleparam.h +++ b/include/linux/moduleparam.h @@ -13,6 +13,19 @@ #define MODULE_PARAM_PREFIX __stringify(KBUILD_MODNAME) "." #endif +#ifdef MODULE +#define ___module_cat(a,b) __mod_ ## a ## b +#define __module_cat(a,b) ___module_cat(a,b) +#define __MODULE_INFO(tag, name, info) \ +static const char __module_cat(name,__LINE__)[] \ + __attribute_used__ \ + __attribute__((section(".modinfo"),unused)) = __stringify(tag) "=" info +#else /* !MODULE */ +#define __MODULE_INFO(tag, name, info) +#endif +#define __MODULE_PARM_TYPE(name, _type) \ + __MODULE_INFO(parmtype, name##type, #name ":" _type) + struct kernel_param; /* Returns 0, or -errno. arg is in kp->arg. */ @@ -65,7 +78,7 @@ struct kparam_array #define module_param_named(name, value, type, perm) \ param_check_##type(name, &(value)); \ module_param_call(name, param_set_##type, param_get_##type, &value, perm); \ - __MODULE_INFO(parmtype, name##type, #name ":" #type) + __MODULE_PARM_TYPE(name, #type) #define module_param(name, type, perm) \ module_param_named(name, name, type, perm) @@ -76,7 +89,7 @@ struct kparam_array = { len, string }; \ module_param_call(name, param_set_copystring, param_get_string, \ &__param_string_##name, perm); \ - __MODULE_INFO(parmtype, name##type, #name ":string") + __MODULE_PARM_TYPE(name, "string") /* Called on module insert or kernel boot */ extern int parse_args(const char *name, @@ -138,7 +151,7 @@ extern int param_get_invbool(char *buffer, struct kernel_param *kp); sizeof(array[0]), array }; \ module_param_call(name, param_array_set, param_array_get, \ &__param_arr_##name, perm); \ - __MODULE_INFO(parmtype, name##type, #name ":array of " #type) + __MODULE_PARM_TYPE(name, "array of " #type) #define module_param_array(name, type, nump, perm) \ module_param_array_named(name, name, type, nump, perm) |