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-rw-r--r--include/linux/module.h73
1 files changed, 1 insertions, 72 deletions
diff --git a/include/linux/module.h b/include/linux/module.h
index 863921637d9f..3cb7839a60b9 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -16,6 +16,7 @@
16#include <linux/kobject.h> 16#include <linux/kobject.h>
17#include <linux/moduleparam.h> 17#include <linux/moduleparam.h>
18#include <linux/tracepoint.h> 18#include <linux/tracepoint.h>
19#include <linux/export.h>
19 20
20#include <linux/percpu.h> 21#include <linux/percpu.h>
21#include <asm/module.h> 22#include <asm/module.h>
@@ -25,21 +26,8 @@
25/* Not Yet Implemented */ 26/* Not Yet Implemented */
26#define MODULE_SUPPORTED_DEVICE(name) 27#define MODULE_SUPPORTED_DEVICE(name)
27 28
28/* Some toolchains use a `_' prefix for all user symbols. */
29#ifdef CONFIG_SYMBOL_PREFIX
30#define MODULE_SYMBOL_PREFIX CONFIG_SYMBOL_PREFIX
31#else
32#define MODULE_SYMBOL_PREFIX ""
33#endif
34
35#define MODULE_NAME_LEN MAX_PARAM_PREFIX_LEN 29#define MODULE_NAME_LEN MAX_PARAM_PREFIX_LEN
36 30
37struct kernel_symbol
38{
39 unsigned long value;
40 const char *name;
41};
42
43struct modversion_info 31struct modversion_info
44{ 32{
45 unsigned long crc; 33 unsigned long crc;
@@ -98,11 +86,8 @@ void trim_init_extable(struct module *m);
98extern const struct gtype##_id __mod_##gtype##_table \ 86extern const struct gtype##_id __mod_##gtype##_table \
99 __attribute__ ((unused, alias(__stringify(name)))) 87 __attribute__ ((unused, alias(__stringify(name))))
100 88
101extern struct module __this_module;
102#define THIS_MODULE (&__this_module)
103#else /* !MODULE */ 89#else /* !MODULE */
104#define MODULE_GENERIC_TABLE(gtype,name) 90#define MODULE_GENERIC_TABLE(gtype,name)
105#define THIS_MODULE ((struct module *)0)
106#endif 91#endif
107 92
108/* Generic info of form tag = "info" */ 93/* Generic info of form tag = "info" */
@@ -150,11 +135,6 @@ extern struct module __this_module;
150/* What your module does. */ 135/* What your module does. */
151#define MODULE_DESCRIPTION(_description) MODULE_INFO(description, _description) 136#define MODULE_DESCRIPTION(_description) MODULE_INFO(description, _description)
152 137
153/* One for each parameter, describing how to use it. Some files do
154 multiple of these per line, so can't just use MODULE_INFO. */
155#define MODULE_PARM_DESC(_parm, desc) \
156 __MODULE_INFO(parm, _parm, #_parm ":" desc)
157
158#define MODULE_DEVICE_TABLE(type,name) \ 138#define MODULE_DEVICE_TABLE(type,name) \
159 MODULE_GENERIC_TABLE(type##_device,name) 139 MODULE_GENERIC_TABLE(type##_device,name)
160 140
@@ -218,52 +198,6 @@ struct module_use {
218 struct module *source, *target; 198 struct module *source, *target;
219}; 199};
220 200
221#ifndef __GENKSYMS__
222#ifdef CONFIG_MODVERSIONS
223/* Mark the CRC weak since genksyms apparently decides not to
224 * generate a checksums for some symbols */
225#define __CRC_SYMBOL(sym, sec) \
226 extern void *__crc_##sym __attribute__((weak)); \
227 static const unsigned long __kcrctab_##sym \
228 __used \
229 __attribute__((section("___kcrctab" sec "+" #sym), unused)) \
230 = (unsigned long) &__crc_##sym;
231#else
232#define __CRC_SYMBOL(sym, sec)
233#endif
234
235/* For every exported symbol, place a struct in the __ksymtab section */
236#define __EXPORT_SYMBOL(sym, sec) \
237 extern typeof(sym) sym; \
238 __CRC_SYMBOL(sym, sec) \
239 static const char __kstrtab_##sym[] \
240 __attribute__((section("__ksymtab_strings"), aligned(1))) \
241 = MODULE_SYMBOL_PREFIX #sym; \
242 static const struct kernel_symbol __ksymtab_##sym \
243 __used \
244 __attribute__((section("___ksymtab" sec "+" #sym), unused)) \
245 = { (unsigned long)&sym, __kstrtab_##sym }
246
247#define EXPORT_SYMBOL(sym) \
248 __EXPORT_SYMBOL(sym, "")
249
250#define EXPORT_SYMBOL_GPL(sym) \
251 __EXPORT_SYMBOL(sym, "_gpl")
252
253#define EXPORT_SYMBOL_GPL_FUTURE(sym) \
254 __EXPORT_SYMBOL(sym, "_gpl_future")
255
256
257#ifdef CONFIG_UNUSED_SYMBOLS
258#define EXPORT_UNUSED_SYMBOL(sym) __EXPORT_SYMBOL(sym, "_unused")
259#define EXPORT_UNUSED_SYMBOL_GPL(sym) __EXPORT_SYMBOL(sym, "_unused_gpl")
260#else
261#define EXPORT_UNUSED_SYMBOL(sym)
262#define EXPORT_UNUSED_SYMBOL_GPL(sym)
263#endif
264
265#endif
266
267enum module_state 201enum module_state
268{ 202{
269 MODULE_STATE_LIVE, 203 MODULE_STATE_LIVE,
@@ -581,11 +515,6 @@ int unregister_module_notifier(struct notifier_block * nb);
581extern void print_modules(void); 515extern void print_modules(void);
582 516
583#else /* !CONFIG_MODULES... */ 517#else /* !CONFIG_MODULES... */
584#define EXPORT_SYMBOL(sym)
585#define EXPORT_SYMBOL_GPL(sym)
586#define EXPORT_SYMBOL_GPL_FUTURE(sym)
587#define EXPORT_UNUSED_SYMBOL(sym)
588#define EXPORT_UNUSED_SYMBOL_GPL(sym)
589 518
590/* Given an address, look for it in the exception tables. */ 519/* Given an address, look for it in the exception tables. */
591static inline const struct exception_table_entry * 520static inline const struct exception_table_entry *