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ÓÉbootload½øÈëlinuxºóÓÉhead.s½øÈëÁËstart_kernelÁË.
asmlinkage void __init start_kernel(void)
{
       char * command_line;
       extern struct kernel_param __start___param[], __stop___param[];
       ………………..
       setup_arch(&command_line);
       ………….
       ………..
       vfs_caches_init(num_physpages); ………….     
 
…………...
       rest_init();
}
 
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1.Setup_archÊǽâÊÍbootloader´«¹ýÀ´µÄ²ÎÊý£¬²¢¸½Ïà¹Ø²ÎÊý¡£
 
void __init setup_arch(char **cmdline_p)
{
       struct tag *tags = (struct tag *)&init_tags;
       struct machine_desc *mdesc;
       char *from = default_command_line;
 
       setup_processor();
       mdesc = setup_machine(machine_arch_type);
       machine_name = mdesc->name;
 
       if (mdesc->soft_reboot)
              reboot_setup("s");
 
       if (mdesc->boot_params)
              tags = phys_to_virt(mdesc->boot_params);
 
       /*
        * If we have the old style parameters, convert them to
        * a tag list.
        */
 &nb


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strdup
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#include <string.h>
 
size_t strlen(const char *s)   ²âÁ¿×Ö·û´®³¤¶ÈsµÄʵ¼Ê³¤¶È¡£
ÀýÈçs[20]="abc",ÄÇôstrlen(s)µÄ½á¹ûÊÇ3£¬¶ø²»ÊÇ20.Õâ¾ÍÊÇʵ¼Ê³¤¶È
 
char *strcat(const char *s1, const *s2)  ......

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×÷ÕßÁªÏµ·½Ê½£ºÀîÏȾ² <xianjimli at hotmail dot com>
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linux 0.11 ÄÚºËѧϰ read_write.c


/*
 * ¸ÃÎļþʵÏÖϵͳµ÷ÓÃread£¬writeºÍlseek¡£
 */
/*
 *  linux/fs/read_write.c
 *
 *  (C) 1991  Linus Torvalds
 */
#include <sys/stat.h>
#include <errno.h>
#include <sys/types.h>
#include <linux/kernel.h>
#include < ......

linux ³£ÓÃÍøÂ繤¾ß

1£¬ÍøÂçÕûÌåÁ÷Á¿²é¿´
  ifconfig -s
  cat /proc/net/dev
  sar -n DEV/EDEV interval(ʱ¼ä¸ô) count(´ÎÊý)
  nload -m [-d interface]
2£¬Ïêϸ²é¿´ÍøÂçÁ÷Á¿£¬±ÈÈç²é¿´Ä³Ò»¸öip/port£¬Ä³Ò»¸öЭÒé
  iptraf£¬Îı¾´°¿Ú½çÃæ
  ntop£¬webÍøÒ³½çÃæ ......

SubVersion¶¨ÆÚÍêÕû±¸·Ý½Å±¾(Linux)

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project.lst Îļþ¸ñʽÈçÏÂ:
project1
project2
±¸·Ý½Å±¾ÈçÏÂ:
#!/bin/sh
#
# subversion data backup script
# by scud http://www.jscud.com
# 2005-11-27
#
# subversionÍêÕû±¸·ÝµÄ½Å±¾,µ÷ÕûºÃºóʹÓÃcrontab -e ·Åµ½×Ô¶¯Ö´ÐÐÀïÃæ¼´¿É.
#
#±¸·ÝÈÕÖ¾Îļþ
LogFile=/bac ......
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