diff options
Diffstat (limited to 'arch/x86/kernel')
-rw-r--r-- | arch/x86/kernel/nmi.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/arch/x86/kernel/nmi.c b/arch/x86/kernel/nmi.c index 2c005fac6171..13316cf57cdb 100644 --- a/arch/x86/kernel/nmi.c +++ b/arch/x86/kernel/nmi.c | |||
@@ -131,6 +131,11 @@ static void report_broken_nmi(int cpu, int *prev_nmi_count) | |||
131 | atomic_dec(&nmi_active); | 131 | atomic_dec(&nmi_active); |
132 | } | 132 | } |
133 | 133 | ||
134 | static void __acpi_nmi_disable(void *__unused) | ||
135 | { | ||
136 | apic_write(APIC_LVT0, APIC_DM_NMI | APIC_LVT_MASKED); | ||
137 | } | ||
138 | |||
134 | int __init check_nmi_watchdog(void) | 139 | int __init check_nmi_watchdog(void) |
135 | { | 140 | { |
136 | unsigned int *prev_nmi_count; | 141 | unsigned int *prev_nmi_count; |
@@ -179,8 +184,12 @@ int __init check_nmi_watchdog(void) | |||
179 | kfree(prev_nmi_count); | 184 | kfree(prev_nmi_count); |
180 | return 0; | 185 | return 0; |
181 | error: | 186 | error: |
182 | if (nmi_watchdog == NMI_IO_APIC && !timer_through_8259) | 187 | if (nmi_watchdog == NMI_IO_APIC) { |
183 | disable_8259A_irq(0); | 188 | if (!timer_through_8259) |
189 | disable_8259A_irq(0); | ||
190 | on_each_cpu(__acpi_nmi_disable, NULL, 1); | ||
191 | } | ||
192 | |||
184 | #ifdef CONFIG_X86_32 | 193 | #ifdef CONFIG_X86_32 |
185 | timer_ack = 0; | 194 | timer_ack = 0; |
186 | #endif | 195 | #endif |
@@ -285,11 +294,6 @@ void acpi_nmi_enable(void) | |||
285 | on_each_cpu(__acpi_nmi_enable, NULL, 1); | 294 | on_each_cpu(__acpi_nmi_enable, NULL, 1); |
286 | } | 295 | } |
287 | 296 | ||
288 | static void __acpi_nmi_disable(void *__unused) | ||
289 | { | ||
290 | apic_write(APIC_LVT0, APIC_DM_NMI | APIC_LVT_MASKED); | ||
291 | } | ||
292 | |||
293 | /* | 297 | /* |
294 | * Disable timer based NMIs on all CPUs: | 298 | * Disable timer based NMIs on all CPUs: |
295 | */ | 299 | */ |