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authorJan Beulich <JBeulich@suse.com>2012-02-24 12:50:27 +0100
committerIngo Molnar <mingo@elte.hu>2012-02-27 08:46:25 +0100
commitd93c4071b78f4676ef70ec8f2d4bae59b6cc5523 (patch)
tree77034fc41b3dfbdd6ecde41eb36232d042a3513b /arch/x86
parentclocksource: scx200_hrt: Fix the build (diff)
downloadlinux-d93c4071b78f4676ef70ec8f2d4bae59b6cc5523.tar.xz
linux-d93c4071b78f4676ef70ec8f2d4bae59b6cc5523.zip
x86/time: Eliminate unused irq0_irqs counter
As of v2.6.38 this counter is being maintained without ever being read. Signed-off-by: Jan Beulich <jbeulich@suse.com> Link: http://lkml.kernel.org/r/4F4787930200007800074A10@nat28.tlf.novell.com Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/include/asm/hardirq.h1
-rw-r--r--arch/x86/kernel/time.c3
2 files changed, 0 insertions, 4 deletions
diff --git a/arch/x86/include/asm/hardirq.h b/arch/x86/include/asm/hardirq.h
index da0b3ca815b7..382f75d735f3 100644
--- a/arch/x86/include/asm/hardirq.h
+++ b/arch/x86/include/asm/hardirq.h
@@ -7,7 +7,6 @@
typedef struct {
unsigned int __softirq_pending;
unsigned int __nmi_count; /* arch dependent */
- unsigned int irq0_irqs;
#ifdef CONFIG_X86_LOCAL_APIC
unsigned int apic_timer_irqs; /* arch dependent */
unsigned int irq_spurious_count;
diff --git a/arch/x86/kernel/time.c b/arch/x86/kernel/time.c
index dd5fbf4101fc..c6eba2b42673 100644
--- a/arch/x86/kernel/time.c
+++ b/arch/x86/kernel/time.c
@@ -57,9 +57,6 @@ EXPORT_SYMBOL(profile_pc);
*/
static irqreturn_t timer_interrupt(int irq, void *dev_id)
{
- /* Keep nmi watchdog up to date */
- inc_irq_stat(irq0_irqs);
-
global_clock_event->event_handler(global_clock_event);
/* MCA bus quirk: Acknowledge irq0 by setting bit 7 in port 0x61 */