0
     €ВЕѓ /ѕДГ к    /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* const.h: Macros for dealing with constants.  */

#ifndef _UAPI_LINUX_CONST_H
#define _UAPI_LINUX_CONST_H

/* Some constant macros are used in both assembler and
 * C code.  Therefore we cannot annotate them always with
 * 'UL' and other type specifiers unilaterally.  We
 * use the following macros to deal with this.
 *
 * Similarly, _AT() will cast an expression with a type in C, but
 * leave it unchanged in asm.
 */

#ifdef __ASSEMBLY__
#define _AC(X,Y)	X
#define _AT(T,X)	X
#else
#define __AC(X,Y)	(X##Y)
#define _AC(X,Y)	__AC(X,Y)
#define _AT(T,X)	((T)(X))
#endif

#define _UL(x)		(_AC(x, UL))
#define _ULL(x)		(_AC(x, ULL))

#define _BITUL(x)	(_UL(1) << (x))
#define _BITULL(x)	(_ULL(1) << (x))

#define __ALIGN_KERNEL(x, a)		__ALIGN_KERNEL_MASK(x, (typeof(x))(a) - 1)
#define __ALIGN_KERNEL_MASK(x, mask)	(((x) + (mask)) & ~(mask))

#define __KERNEL_DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))

#endif /* _UAPI_LINUX_CONST_H */
     €ВЕ„®<чѕДГ ?ч     /* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Dynamic loading of modules into the kernel.
 *
 * Rewritten by Richard Henderson <rth@tamu.edu> Dec 1996
 * Rewritten again by Rusty Russell, 2002
 */

#ifndef _LINUX_MODULE_H
#define _LINUX_MODULE_H

#include <linux/list.h>
#include <linux/stat.h>
#include <linux/buildid.h>
#include <linux/compiler.h>
#include <linux/cache.h>
#include <linux/kmod.h>
#include <linux/init.h>
#include <linux/elf.h>
#include <linux/stringify.h>
#include <linux/kobject.h>
#include <linux/moduleparam.h>
#include <linux/jump_label.h>
#include <linux/export.h>
#include <linux/rbtree_latch.h>
#include <linux/error-injection.h>
#include <linux/tracepoint-defs.h>
#include <linux/srcu.h>
#include <linux/static_call_types.h>
#include <linux/dynamic_debug.h>
#include <linux/cfi.h>

#include <linux/percpu.h>
#include <asm/module.h>

#define MODULE_NAME_LEN MAX_PARAM_PREFIX_LEN

struct modversion_info {
	unsigned long crc;
	char name[MODULE_NAME_LEN];
};

struct module;
struct exception_table_entry;

struct module_kobject {
	struct kobject kobj;
	struct module *mod;
	struct kobject *drivers_dir;
	struct module_param_attrs *mp;
	struct completion *kobj_completion;
} __randomize_layout;

struct module_attribute {
	struct attribute attr;
	ssize_t (*show)(struct module_attribute *, struct module_kobject *,
			char *);
	ssize_t (*store)(struct module_attribute *, struct module_kobject *,
			 const char *, size_t count);
	void (*setup)(struct module *, const char *);
	int (*test)(struct module *);
	void (*free)(struct module *);
};

struct module_version_attribute {
	struct module_attribute mattr;
	const char *module_name;
	const char *version;
};

extern ssize_t __modver_version_show(struct module_attribute *,
				     struct module_kobject *, char *);

extern struct module_attribute module_uevent;

/* These are either module local, or the kernel's dummy ones. */
extern int init_module(void);
extern void cleanup_module(void);

#ifndef MODULE
/**
 * module_init() - driver initialization entry point
 * @x: function to be run at kernel boot time or module insertion
 *
 * module_init() will either be called during do_initcalls() (if
 * builtin) or at module insertion time (if a module).  There can only
 * be one per module.
 */
#define module_init(x)	__initcall(x);

/**
 * module_exit() - driver exit entry point
 * @x: function to be run when driver is removed
 *
 * module_exit() will wrap the driver clean-up code
 * with cleanup_module() when used with rmmod when
 * the driver is a module.  If the driver is statically
 * compiled into the kernel, module_exit() has no effect.
 * There can only be one per module.
 */
#define module_exit(x)	__exitcall(x);

#else /* MODULE */

/*
 * In most cases loadable modules do not need custom
 * initcall levels. There are still some valid cases where
 * a driver may be needed early if built in, and does not
 * matter when built as a loadable module. Like bus
 * snooping debug drivers.
 */
#define early_initcall(fn)		module_init(fn)