* Rewritten by Richard Henderson <rth@tamu.edu> Dec 1996
* Rewritten again by Rusty Russell, 2002
*/
-#include <linux/config.h>
-#include <linux/sched.h>
#include <linux/spinlock.h>
#include <linux/list.h>
#include <linux/stat.h>
* "GPL and additional rights" [GNU Public License v2 rights and more]
* "Dual BSD/GPL" [GNU Public License v2
* or BSD license choice]
+ * "Dual MIT/GPL" [GNU Public License v2
+ * or MIT license choice]
* "Dual MPL/GPL" [GNU Public License v2
* or Mozilla license choice]
*
*/
#define MODULE_VERSION(_version) MODULE_INFO(version, _version)
+/* Optional firmware file (or files) needed by the module
+ * format is simply firmware file name. Multiple firmware
+ * files require multiple MODULE_FIRMWARE() specifiers */
+#define MODULE_FIRMWARE(_firmware) MODULE_INFO(firmware, _firmware)
+
/* Given an address, look for it in the exception tables */
const struct exception_table_entry *search_exception_tables(unsigned long add);
/* For every exported symbol, place a struct in the __ksymtab section */
#define __EXPORT_SYMBOL(sym, sec) \
+ extern typeof(sym) sym; \
__CRC_SYMBOL(sym, sec) \
static const char __kstrtab_##sym[] \
__attribute__((section("__ksymtab_strings"))) \
#define EXPORT_SYMBOL_GPL(sym) \
__EXPORT_SYMBOL(sym, "_gpl")
+#define EXPORT_SYMBOL_GPL_FUTURE(sym) \
+ __EXPORT_SYMBOL(sym, "_gpl_future")
+
+
+#ifdef CONFIG_UNUSED_SYMBOLS
+#define EXPORT_UNUSED_SYMBOL(sym) __EXPORT_SYMBOL(sym, "_unused")
+#define EXPORT_UNUSED_SYMBOL_GPL(sym) __EXPORT_SYMBOL(sym, "_unused_gpl")
+#else
+#define EXPORT_UNUSED_SYMBOL(sym)
+#define EXPORT_UNUSED_SYMBOL_GPL(sym)
+#endif
+
#endif
struct module_ref
};
/* Similar stuff for section attributes. */
-#define MODULE_SECT_NAME_LEN 32
struct module_sect_attr
{
struct module_attribute mattr;
- char name[MODULE_SECT_NAME_LEN];
+ char *name;
unsigned long address;
};
struct module_sect_attrs
{
struct attribute_group grp;
+ int nsections;
struct module_sect_attr attrs[0];
};
/* Sysfs stuff. */
struct module_kobject mkobj;
struct module_param_attrs *param_attrs;
+ struct module_attribute *modinfo_attrs;
const char *version;
const char *srcversion;
+ struct kobject *drivers_dir;
/* Exported symbols */
const struct kernel_symbol *syms;
unsigned int num_gpl_syms;
const unsigned long *gpl_crcs;
+ /* unused exported symbols. */
+ const struct kernel_symbol *unused_syms;
+ unsigned int num_unused_syms;
+ const unsigned long *unused_crcs;
+ /* GPL-only, unused exported symbols. */
+ const struct kernel_symbol *unused_gpl_syms;
+ unsigned int num_unused_gpl_syms;
+ const unsigned long *unused_gpl_crcs;
+
+ /* symbols that will be GPL-only in the near future. */
+ const struct kernel_symbol *gpl_future_syms;
+ unsigned int num_gpl_future_syms;
+ const unsigned long *gpl_future_crcs;
+
/* Exception table */
unsigned int num_exentries;
const struct exception_table_entry *extable;
/* The size of the executable code in each section. */
unsigned long init_text_size, core_text_size;
+ /* The handle returned from unwind_add_table. */
+ void *unwind_info;
+
/* Arch-specific module values */
struct mod_arch_specific arch;
/* Am I unsafe to unload? */
int unsafe;
- /* Am I GPL-compatible */
- int license_gplok;
+ unsigned int taints; /* same bits as kernel:tainted */
+
+#ifdef CONFIG_GENERIC_BUG
+ /* Support for BUG */
+ struct list_head bug_list;
+ struct bug_entry *bug_table;
+ unsigned num_bugs;
+#endif
+
+ /* Is this module GPG signed */
+ int gpgsig_ok;
#ifdef CONFIG_MODULE_UNLOAD
/* Reference counts */
/* 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. */
-struct module *module_get_kallsym(unsigned int symnum,
- unsigned long *value,
- char *type,
- char namebuf[128]);
+struct module *module_get_kallsym(unsigned int symnum, unsigned long *value,
+ char *type, char *name, size_t namelen);
/* Look for this name: can be of form module:name. */
unsigned long module_kallsyms_lookup_name(const char *name);
return ret;
}
-static inline void module_put(struct module *module)
-{
- if (module) {
- unsigned int cpu = get_cpu();
- local_dec(&module->ref[cpu].count);
- /* Maybe they're waiting for us to drop reference? */
- if (unlikely(!module_is_live(module)))
- wake_up_process(module->waiter);
- put_cpu();
- }
-}
+extern void module_put(struct module *module);
#else /*!CONFIG_MODULE_UNLOAD*/
static inline int try_module_get(struct module *module)
#else /* !CONFIG_MODULES... */
#define EXPORT_SYMBOL(sym)
#define EXPORT_SYMBOL_GPL(sym)
+#define EXPORT_SYMBOL_GPL_FUTURE(sym)
+#define EXPORT_UNUSED_SYMBOL(sym)
+#define EXPORT_UNUSED_SYMBOL_GPL(sym)
/* Given an address, look for it in the exception tables. */
static inline const struct exception_table_entry *
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)
static inline struct module *module_get_kallsym(unsigned int symnum,
unsigned long *value,
- char *type,
- char namebuf[128])
+ char *type, char *name,
+ size_t namelen)
{
return NULL;
}
/* BELOW HERE ALL THESE ARE OBSOLETE AND WILL VANISH */
-struct obsolete_modparm {
- char name[64];
- char type[64-sizeof(void *)];
- void *addr;
-};
-
-static inline void MODULE_PARM_(void) { }
-#ifdef MODULE
-/* DEPRECATED: Do not use. */
-#define MODULE_PARM(var,type) \
-extern struct obsolete_modparm __parm_##var \
-__attribute__((section("__obsparm"))); \
-struct obsolete_modparm __parm_##var = \
-{ __stringify(var), type, &MODULE_PARM_ }; \
-__MODULE_PARM_TYPE(var, type);
-#else
-#define MODULE_PARM(var,type) static void __attribute__((__unused__)) *__parm_##var = &MODULE_PARM_;
-#endif
-
#define __MODULE_STRING(x) __stringify(x)
-/* Use symbol_get and symbol_put instead. You'll thank me. */
-#define HAVE_INTER_MODULE
-extern void __deprecated inter_module_register(const char *,
- struct module *, const void *);
-extern void __deprecated inter_module_unregister(const char *);
-extern const void * __deprecated inter_module_get_request(const char *,
- const char *);
-extern void __deprecated inter_module_put(const char *);
-
#endif /* _LINUX_MODULE_H */