#define SYSRQ_ENABLE_RTNICE 0x0100
struct sysrq_key_op {
- void (*handler)(int);
- char *help_msg;
- char *action_msg;
- int enable_mask;
+ void (* const handler)(int);
+ const char * const help_msg;
+ const char * const action_msg;
+ const int enable_mask;
};
#ifdef CONFIG_MAGIC_SYSRQ
void handle_sysrq(int key);
void __handle_sysrq(int key, bool check_mask);
-int register_sysrq_key(int key, struct sysrq_key_op *op);
-int unregister_sysrq_key(int key, struct sysrq_key_op *op);
-struct sysrq_key_op *__sysrq_get_key_op(int key);
+int register_sysrq_key(int key, const struct sysrq_key_op *op);
+int unregister_sysrq_key(int key, const struct sysrq_key_op *op);
+extern const struct sysrq_key_op *__sysrq_reboot_op;
int sysrq_toggle_support(int enable_mask);
int sysrq_mask(void);
{
}
-static inline int register_sysrq_key(int key, struct sysrq_key_op *op)
+static inline int register_sysrq_key(int key, const struct sysrq_key_op *op)
{
return -EINVAL;
}
-static inline int unregister_sysrq_key(int key, struct sysrq_key_op *op)
+static inline int unregister_sysrq_key(int key, const struct sysrq_key_op *op)
{
return -EINVAL;
}