diff options
Diffstat (limited to 'include/linux/moduleparam.h')
| -rw-r--r-- | include/linux/moduleparam.h | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h index 6907aedc4f74..7d22d4c4ea2e 100644 --- a/include/linux/moduleparam.h +++ b/include/linux/moduleparam.h @@ -2,9 +2,14 @@ #ifndef _LINUX_MODULE_PARAMS_H #define _LINUX_MODULE_PARAMS_H /* (C) Copyright 2001, 2002 Rusty Russell IBM Corporation */ + +#include <linux/array_size.h> +#include <linux/build_bug.h> +#include <linux/compiler.h> #include <linux/init.h> #include <linux/stringify.h> -#include <linux/kernel.h> +#include <linux/sysfs.h> +#include <linux/types.h> /* * The maximum module name length, including the NUL byte. @@ -26,6 +31,9 @@ /* Generic info of form tag = "info" */ #define MODULE_INFO(tag, info) \ + static_assert( \ + sizeof(info) - 1 == __builtin_strlen(info), \ + "MODULE_INFO(" #tag ", ...) contains embedded NUL byte"); \ static const char __UNIQUE_ID(modinfo)[] \ __used __section(".modinfo") __aligned(1) \ = __MODULE_INFO_PREFIX __stringify(tag) "=" info @@ -352,8 +360,8 @@ static inline void kernel_param_unlock(struct module *mod) /** * __core_param_cb - similar like core_param, with a set/get ops instead of type. * @name: the name of the cmdline and sysfs parameter (often the same as var) - * @var: the variable * @ops: the set & get operations for this parameter. + * @arg: the variable * @perm: visibility in sysfs * * Ideally this should be called 'core_param_cb', but the name has been @@ -387,7 +395,7 @@ static inline void kernel_param_unlock(struct module *mod) * @name1: parameter name 1 * @name2: parameter name 2 * - * Returns true if the two parameter names are equal. + * Returns: true if the two parameter names are equal. * Dashes (-) are considered equal to underscores (_). */ extern bool parameq(const char *name1, const char *name2); @@ -399,6 +407,10 @@ extern bool parameq(const char *name1, const char *name2); * @n: the length to compare * * Similar to parameq(), except it compares @n characters. + * + * Returns: true if the first @n characters of the two parameter names + * are equal. + * Dashes (-) are considered equal to underscores (_). */ extern bool parameqn(const char *name1, const char *name2, size_t n); |