reboot.c (3eb66e91a25497065c5322b1268cbc3953642227) reboot.c (b287a25a7148a89d977c819c1f7d6584f875b682)
1/*
2 * linux/kernel/reboot.c
3 *
4 * Copyright (C) 2013 Linus Torvalds
5 */
6
7#define pr_fmt(fmt) "reboot: " fmt
8

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26EXPORT_SYMBOL(cad_pid);
27
28#if defined(CONFIG_ARM) || defined(CONFIG_UNICORE32)
29#define DEFAULT_REBOOT_MODE = REBOOT_HARD
30#else
31#define DEFAULT_REBOOT_MODE
32#endif
33enum reboot_mode reboot_mode DEFAULT_REBOOT_MODE;
1/*
2 * linux/kernel/reboot.c
3 *
4 * Copyright (C) 2013 Linus Torvalds
5 */
6
7#define pr_fmt(fmt) "reboot: " fmt
8

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26EXPORT_SYMBOL(cad_pid);
27
28#if defined(CONFIG_ARM) || defined(CONFIG_UNICORE32)
29#define DEFAULT_REBOOT_MODE = REBOOT_HARD
30#else
31#define DEFAULT_REBOOT_MODE
32#endif
33enum reboot_mode reboot_mode DEFAULT_REBOOT_MODE;
34enum reboot_mode panic_reboot_mode = REBOOT_UNDEFINED;
34
35/*
36 * This variable is used privately to keep track of whether or not
37 * reboot_type is still set to its default value (i.e., reboot= hasn't
38 * been set on the command line). This is needed so that we can
39 * suppress DMI scanning for reboot quirks. Without it, it's
40 * impossible to override a faulty reboot quirk without recompiling.
41 */

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514{
515 schedule_work(&reboot_work);
516}
517EXPORT_SYMBOL_GPL(orderly_reboot);
518
519static int __init reboot_setup(char *str)
520{
521 for (;;) {
35
36/*
37 * This variable is used privately to keep track of whether or not
38 * reboot_type is still set to its default value (i.e., reboot= hasn't
39 * been set on the command line). This is needed so that we can
40 * suppress DMI scanning for reboot quirks. Without it, it's
41 * impossible to override a faulty reboot quirk without recompiling.
42 */

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515{
516 schedule_work(&reboot_work);
517}
518EXPORT_SYMBOL_GPL(orderly_reboot);
519
520static int __init reboot_setup(char *str)
521{
522 for (;;) {
523 enum reboot_mode *mode;
524
522 /*
523 * Having anything passed on the command line via
524 * reboot= will cause us to disable DMI checking
525 * below.
526 */
527 reboot_default = 0;
528
525 /*
526 * Having anything passed on the command line via
527 * reboot= will cause us to disable DMI checking
528 * below.
529 */
530 reboot_default = 0;
531
532 if (!strncmp(str, "panic_", 6)) {
533 mode = &panic_reboot_mode;
534 str += 6;
535 } else {
536 mode = &reboot_mode;
537 }
538
529 switch (*str) {
530 case 'w':
539 switch (*str) {
540 case 'w':
531 reboot_mode = REBOOT_WARM;
541 *mode = REBOOT_WARM;
532 break;
533
534 case 'c':
542 break;
543
544 case 'c':
535 reboot_mode = REBOOT_COLD;
545 *mode = REBOOT_COLD;
536 break;
537
538 case 'h':
546 break;
547
548 case 'h':
539 reboot_mode = REBOOT_HARD;
549 *mode = REBOOT_HARD;
540 break;
541
542 case 's':
543 {
544 int rc;
545
546 if (isdigit(*(str+1))) {
547 rc = kstrtoint(str+1, 0, &reboot_cpu);
548 if (rc)
549 return rc;
550 } else if (str[1] == 'm' && str[2] == 'p' &&
551 isdigit(*(str+3))) {
552 rc = kstrtoint(str+3, 0, &reboot_cpu);
553 if (rc)
554 return rc;
555 } else
550 break;
551
552 case 's':
553 {
554 int rc;
555
556 if (isdigit(*(str+1))) {
557 rc = kstrtoint(str+1, 0, &reboot_cpu);
558 if (rc)
559 return rc;
560 } else if (str[1] == 'm' && str[2] == 'p' &&
561 isdigit(*(str+3))) {
562 rc = kstrtoint(str+3, 0, &reboot_cpu);
563 if (rc)
564 return rc;
565 } else
556 reboot_mode = REBOOT_SOFT;
566 *mode = REBOOT_SOFT;
557 break;
558 }
559 case 'g':
567 break;
568 }
569 case 'g':
560 reboot_mode = REBOOT_GPIO;
570 *mode = REBOOT_GPIO;
561 break;
562
563 case 'b':
564 case 'a':
565 case 'k':
566 case 't':
567 case 'e':
568 case 'p':

--- 17 unchanged lines hidden --- 		571 break;
572
573 case 'b':
574 case 'a':
575 case 'k':
576 case 't':
577 case 'e':
578 case 'p':

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