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x86: apic - unify disable_apic_timer 

Get rid of local_apic_timer_disabled and use disable_apic_timer instead.

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Cyrill Gorcunov 2008-08-15 13:51:20 +02:00 committed by Ingo Molnar
parent ed4e5ec177
commit 36fef0949c
2 changed files with 23 additions and 10 deletions
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17
arch/x86/kernel/apic_32.c
View File

@ -63,7 +63,7 @@ int disable_apic;
/* Local APIC timer verification ok */
static int local_apic_timer_verify_ok;
/* Disable local APIC timer from the kernel commandline or via dmi quirk */
static int local_apic_timer_disabled;
static int disable_apic_timer __cpuinitdata;
/* Local APIC timer works in C2 */
int local_apic_timer_c2_ok;
EXPORT_SYMBOL_GPL(local_apic_timer_c2_ok);
@ -574,7 +574,7 @@ void __init setup_boot_APIC_clock(void)
* timer as a dummy clock event source on SMP systems, so the
* broadcast mechanism is used. On UP systems simply ignore it.
*/
if (local_apic_timer_disabled) {
if (disable_apic_timer) {
/* No broadcast on UP ! */
if (num_possible_cpus() > 1) {
lapic_clockevent.mult = 1;
@ -1699,12 +1699,19 @@ static int __init parse_nolapic(char *arg)
}
early_param("nolapic", parse_nolapic);
static int __init parse_disable_lapic_timer(char *arg)
static int __init parse_disable_apic_timer(char *arg)
{
local_apic_timer_disabled = 1;
disable_apic_timer = 1;
return 0;
}
early_param("nolapic_timer", parse_disable_lapic_timer);
early_param("noapictimer", parse_disable_apic_timer);
static int __init parse_nolapic_timer(char *arg)
{
disable_apic_timer = 1;
return 0;
}
early_param("nolapic_timer", parse_nolapic_timer);
static int __init parse_lapic_timer_c2_ok(char *arg)
{

16
arch/x86/kernel/apic_64.c
View File

@ -45,6 +45,7 @@
#include <mach_ipi.h>
#include <mach_apic.h>
/* Disable local APIC timer from the kernel commandline or via dmi quirk */
static int disable_apic_timer __cpuinitdata;
static int apic_calibrate_pmtmr __initdata;
int disable_apic;
@ -1583,14 +1584,19 @@ static int __init parse_lapic_timer_c2_ok(char *arg)
}
early_param("lapic_timer_c2_ok", parse_lapic_timer_c2_ok);
static __init int setup_noapictimer(char *str)
static int __init parse_disable_apic_timer(char *arg)
{
if (str[0] != ' ' && str[0] != 0)
return 0;
disable_apic_timer = 1;
return 1;
return 0;
}
__setup("noapictimer", setup_noapictimer);
early_param("noapictimer", parse_disable_apic_timer);
static int __init parse_nolapic_timer(char *arg)
{
disable_apic_timer = 1;
return 0;
}
early_param("nolapic_timer", parse_nolapic_timer);
static __init int setup_apicpmtimer(char *s)
{