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| 3 | * Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
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| 4 |
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| 5 |
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| 6 | #include <asm/errno.h>
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| 7 | #include <init.h>
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| 8 | #include <kern.h>
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| 9 | #include <os.h>
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| 10 |
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| 11 |
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| 12 | static int umid_inited;
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| 13 |
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| 14 | static int __init set_umid_arg(char *name, int *add)
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| 15 | {
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| 16 | int err;
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| 17 |
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| 18 | if (umid_inited) {
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| 19 | os_warn("umid already set\n");
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| 20 | return 0;
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| 21 | }
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| 22 |
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| 23 | *add = 0;
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| 24 | err = set_umid(name);
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| 25 | if (err == -EEXIST)
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| 26 | os_warn("umid '%s' already in use\n", name);
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| 27 | else if (!err)
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| 28 | umid_inited = 1;
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| 29 |
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| 30 | return 0;
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| 31 | }
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| 32 |
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| 33 | __uml_setup("umid=", set_umid_arg,
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| 34 | "umid=<name>\n"
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| 35 | " This is used to assign a unique identity to this UML machine and\n"
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| 36 | " is used for naming the pid file and management console socket.\n\n"
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| 37 | );
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| 38 |
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