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Diffstat (limited to 'arch/x86_64/kernel/reboot.c')
-rw-r--r--arch/x86_64/kernel/reboot.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/x86_64/kernel/reboot.c b/arch/x86_64/kernel/reboot.c
index 47f95687905..75235ed2b31 100644
--- a/arch/x86_64/kernel/reboot.c
+++ b/arch/x86_64/kernel/reboot.c
@@ -77,6 +77,7 @@ static inline void kb_wait(void)
77 77
78void machine_shutdown(void) 78void machine_shutdown(void)
79{ 79{
80 unsigned long flags;
80 /* Stop the cpus and apics */ 81 /* Stop the cpus and apics */
81#ifdef CONFIG_SMP 82#ifdef CONFIG_SMP
82 int reboot_cpu_id; 83 int reboot_cpu_id;
@@ -98,7 +99,7 @@ void machine_shutdown(void)
98 smp_send_stop(); 99 smp_send_stop();
99#endif 100#endif
100 101
101 local_irq_disable(); 102 local_irq_save(flags);
102 103
103#ifndef CONFIG_SMP 104#ifndef CONFIG_SMP
104 disable_local_APIC(); 105 disable_local_APIC();
@@ -106,7 +107,7 @@ void machine_shutdown(void)
106 107
107 disable_IO_APIC(); 108 disable_IO_APIC();
108 109
109 local_irq_enable(); 110 local_irq_restore(flags);
110} 111}
111 112
112void machine_emergency_restart(void) 113void machine_emergency_restart(void)
@@ -120,7 +121,7 @@ void machine_emergency_restart(void)
120 /* Could also try the reset bit in the Hammer NB */ 121 /* Could also try the reset bit in the Hammer NB */
121 switch (reboot_type) { 122 switch (reboot_type) {
122 case BOOT_KBD: 123 case BOOT_KBD:
123 for (i=0; i<100; i++) { 124 for (i=0; i<10; i++) {
124 kb_wait(); 125 kb_wait();
125 udelay(50); 126 udelay(50);
126 outb(0xfe,0x64); /* pulse reset low */ 127 outb(0xfe,0x64); /* pulse reset low */