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yaml
---
r: 79761
b: refs/heads/master
c: 0e078e2
h: refs/heads/master
i:
  79759: ceb8839
v: v3
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Thomas Gleixner authored and Ingo Molnar committed Jan 30, 2008
1 parent b6d7976 commit 491fb57
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Showing 3 changed files with 738 additions and 671 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 3a12d93dc0b46bc710317272bf91640d7a8b6f18
refs/heads/master: 0e078e2f5060e06f9b3f32e55665ea835343440e
92 changes: 47 additions & 45 deletions trunk/arch/x86/kernel/apic_32.c
Original file line number Diff line number Diff line change
Expand Up @@ -563,6 +563,9 @@ static void local_apic_timer_interrupt(void)
return;
}

/*
* the NMI deadlock-detector uses this.
*/
per_cpu(irq_stat, cpu).apic_timer_irqs++;

evt->event_handler(evt);
Expand Down Expand Up @@ -617,7 +620,7 @@ int setup_profiling_timer(unsigned int multiplier)
void clear_local_APIC(void)
{
int maxlvt = lapic_get_maxlvt();
unsigned long v;
u32 v;

/*
* Masking an LVT entry can trigger a local APIC error
Expand Down Expand Up @@ -1209,50 +1212,6 @@ int __init APIC_init_uniprocessor (void)
return 0;
}

/*
* APIC command line parameters
*/
static int __init parse_lapic(char *arg)
{
enable_local_apic = 1;
return 0;
}
early_param("lapic", parse_lapic);

static int __init parse_nolapic(char *arg)
{
enable_local_apic = -1;
clear_bit(X86_FEATURE_APIC, boot_cpu_data.x86_capability);
return 0;
}
early_param("nolapic", parse_nolapic);

static int __init parse_disable_lapic_timer(char *arg)
{
local_apic_timer_disabled = 1;
return 0;
}
early_param("nolapic_timer", parse_disable_lapic_timer);

static int __init parse_lapic_timer_c2_ok(char *arg)
{
local_apic_timer_c2_ok = 1;
return 0;
}
early_param("lapic_timer_c2_ok", parse_lapic_timer_c2_ok);

static int __init apic_set_verbosity(char *str)
{
if (strcmp("debug", str) == 0)
apic_verbosity = APIC_DEBUG;
else if (strcmp("verbose", str) == 0)
apic_verbosity = APIC_VERBOSE;
return 1;
}

__setup("apic=", apic_set_verbosity);


/*
* Local APIC interrupts
*/
Expand Down Expand Up @@ -1565,3 +1524,46 @@ device_initcall(init_lapic_sysfs);
static void apic_pm_activate(void) { }

#endif /* CONFIG_PM */

/*
* APIC command line parameters
*/
static int __init parse_lapic(char *arg)
{
enable_local_apic = 1;
return 0;
}
early_param("lapic", parse_lapic);

static int __init parse_nolapic(char *arg)
{
enable_local_apic = -1;
clear_bit(X86_FEATURE_APIC, boot_cpu_data.x86_capability);
return 0;
}
early_param("nolapic", parse_nolapic);

static int __init parse_disable_lapic_timer(char *arg)
{
local_apic_timer_disabled = 1;
return 0;
}
early_param("nolapic_timer", parse_disable_lapic_timer);

static int __init parse_lapic_timer_c2_ok(char *arg)
{
local_apic_timer_c2_ok = 1;
return 0;
}
early_param("lapic_timer_c2_ok", parse_lapic_timer_c2_ok);

static int __init apic_set_verbosity(char *str)
{
if (strcmp("debug", str) == 0)
apic_verbosity = APIC_DEBUG;
else if (strcmp("verbose", str) == 0)
apic_verbosity = APIC_VERBOSE;
return 1;
}
__setup("apic=", apic_set_verbosity);

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