Shulou(Shulou.com)06/03 Report--

This article introduces the Linux kernel code, pass parameters, the content is very detailed, interested friends can refer to, hope to be helpful to you.

1. Source code

1.1 temp_main.c

# include # define LOG_INFO (fmt,args...) Printk (KERN_INFO fmt, # # args) static int int_var = 0 position static const char * str_var = "default"; static int int_arr [6]; int narr;module_param (int_var, int, 0644); MODULE_PARM_DESC (int_var, "An integer variable"); module_param (str_var, charp, 0644); MODULE_PARM_DESC (str_var, "A string variable"); module_param_array (int_arr, int, & narr, 0644) MODULE_PARM_DESC (int_arr, "An integer array"); static int init_marker (void) {int I; LOG_INFO ("int_var:% d.\ n", int_var); LOG_INFO ("str_var:% s.\ n", str_var); for (iTuno; I)

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