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-rw-r--r--arch/x86/kernel/apic_32.c10
-rw-r--r--arch/x86/kernel/apic_64.c2
2 files changed, 12 insertions, 0 deletions
diff --git a/arch/x86/kernel/apic_32.c b/arch/x86/kernel/apic_32.c
index 21c831d96af..df6ed603e54 100644
--- a/arch/x86/kernel/apic_32.c
+++ b/arch/x86/kernel/apic_32.c
@@ -1774,6 +1774,16 @@ static int __init parse_nolapic_timer(char *arg)
}
early_param("nolapic_timer", parse_nolapic_timer);
+#ifdef CONFIG_X86_64
+static __init int setup_apicpmtimer(char *s)
+{
+ apic_calibrate_pmtmr = 1;
+ notsc_setup(NULL);
+ return 0;
+}
+__setup("apicpmtimer", setup_apicpmtimer);
+#endif
+
static int __init apic_set_verbosity(char *arg)
{
if (!arg) {
diff --git a/arch/x86/kernel/apic_64.c b/arch/x86/kernel/apic_64.c
index bb46711a0b1..ddc5b245faf 100644
--- a/arch/x86/kernel/apic_64.c
+++ b/arch/x86/kernel/apic_64.c
@@ -1810,6 +1810,7 @@ static int __init parse_nolapic_timer(char *arg)
}
early_param("nolapic_timer", parse_nolapic_timer);
+#ifdef CONFIG_X86_64
static __init int setup_apicpmtimer(char *s)
{
apic_calibrate_pmtmr = 1;
@@ -1817,6 +1818,7 @@ static __init int setup_apicpmtimer(char *s)
return 0;
}
__setup("apicpmtimer", setup_apicpmtimer);
+#endif
static int __init apic_set_verbosity(char *arg)
{