2008-02-05 01:31:14 -05:00
|
|
|
/*
|
|
|
|
* Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
|
2005-04-16 18:20:36 -04:00
|
|
|
* Licensed under the GPL
|
|
|
|
*/
|
|
|
|
|
2008-02-05 01:31:14 -05:00
|
|
|
#include <asm/errno.h>
|
2005-04-16 18:20:36 -04:00
|
|
|
#include "init.h"
|
2006-01-06 03:18:59 -05:00
|
|
|
#include "kern.h"
|
2008-02-05 01:31:14 -05:00
|
|
|
#include "os.h"
|
2005-04-16 18:20:36 -04:00
|
|
|
|
2006-01-06 03:19:01 -05:00
|
|
|
/* Changed by set_umid_arg */
|
2005-04-16 18:20:36 -04:00
|
|
|
static int umid_inited = 0;
|
|
|
|
|
2006-01-06 03:18:59 -05:00
|
|
|
static int __init set_umid_arg(char *name, int *add)
|
2005-04-16 18:20:36 -04:00
|
|
|
{
|
2006-01-06 03:18:59 -05:00
|
|
|
int err;
|
2005-04-16 18:20:36 -04:00
|
|
|
|
2008-02-05 01:31:14 -05:00
|
|
|
if (umid_inited) {
|
2007-02-10 04:44:25 -05:00
|
|
|
printf("umid already set\n");
|
2006-01-06 03:18:59 -05:00
|
|
|
return 0;
|
2007-02-10 04:44:25 -05:00
|
|
|
}
|
2005-04-16 18:20:36 -04:00
|
|
|
|
|
|
|
*add = 0;
|
2006-01-06 03:19:01 -05:00
|
|
|
err = set_umid(name);
|
2008-02-05 01:31:14 -05:00
|
|
|
if (err == -EEXIST)
|
2006-01-06 03:18:59 -05:00
|
|
|
printf("umid '%s' already in use\n", name);
|
2008-02-05 01:31:14 -05:00
|
|
|
else if (!err)
|
2006-01-06 03:18:59 -05:00
|
|
|
umid_inited = 1;
|
|
|
|
|
|
|
|
return 0;
|
2005-04-16 18:20:36 -04:00
|
|
|
}
|
|
|
|
|
|
|
|
__uml_setup("umid=", set_umid_arg,
|
|
|
|
"umid=<name>\n"
|
|
|
|
" This is used to assign a unique identity to this UML machine and\n"
|
|
|
|
" is used for naming the pid file and management console socket.\n\n"
|
|
|
|
);
|
|
|
|
|