diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/i386/kernel/crash.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/i386/kernel/crash.c b/arch/i386/kernel/crash.c index 1bb5dd98d1d4..59b92d217464 100644 --- a/arch/i386/kernel/crash.c +++ b/arch/i386/kernel/crash.c @@ -23,6 +23,7 @@ #include <asm/hardirq.h> #include <asm/nmi.h> #include <asm/hw_irq.h> +#include <asm/apic.h> #include <mach_ipi.h> #define MAX_NOTE_BYTES 1024 @@ -115,6 +116,7 @@ static int crash_nmi_callback(struct pt_regs *regs, int cpu) { local_irq_disable(); crash_save_this_cpu(regs, cpu); + disable_local_APIC(); atomic_dec(&waiting_for_crash_ipi); /* Assume hlt works */ __asm__("hlt"); @@ -153,6 +155,7 @@ static void nmi_shootdown_cpus(void) } /* Leave the nmi callback set */ + disable_local_APIC(); } #else static void nmi_shootdown_cpus(void) @@ -174,5 +177,9 @@ void machine_crash_shutdown(void) /* The kernel is broken so disable interrupts */ local_irq_disable(); nmi_shootdown_cpus(); + lapic_shutdown(); +#if defined(CONFIG_X86_IO_APIC) + disable_IO_APIC(); +#endif crash_save_self(); } |