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authorHiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>2008-12-09 06:19:07 +0300
committerIngo Molnar <mingo@elte.hu>2008-12-12 13:58:36 +0300
commit8f2466f45f75e3cbe3aa2b69d33fd9d6e343b9cc (patch)
treea3e5095949cc06ca467ec9fdaf1a156380d58994
parent6c34bc2976b30dc8b56392c020e25bae1f363cab (diff)
downloadlinux-8f2466f45f75e3cbe3aa2b69d33fd9d6e343b9cc.tar.xz
x86: kill #ifdef for exit_idle()
Impact: cleanup Introduce helper inline function in arch/x86/include/asm/idle.h to remove #ifdefs around exit_idle(). Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--arch/x86/include/asm/idle.h5
-rw-r--r--arch/x86/kernel/apic.c6
-rw-r--r--arch/x86/kernel/io_apic.c3
3 files changed, 6 insertions, 8 deletions
diff --git a/arch/x86/include/asm/idle.h b/arch/x86/include/asm/idle.h
index 44c89c3a23e9..38d87379e270 100644
--- a/arch/x86/include/asm/idle.h
+++ b/arch/x86/include/asm/idle.h
@@ -8,8 +8,13 @@ struct notifier_block;
void idle_notifier_register(struct notifier_block *n);
void idle_notifier_unregister(struct notifier_block *n);
+#ifdef CONFIG_X86_64
void enter_idle(void);
void exit_idle(void);
+#else /* !CONFIG_X86_64 */
+static inline void enter_idle(void) { }
+static inline void exit_idle(void) { }
+#endif /* CONFIG_X86_64 */
void c1e_remove_cpu(int cpu);
diff --git a/arch/x86/kernel/apic.c b/arch/x86/kernel/apic.c
index 16f94879b525..0fd083713f62 100644
--- a/arch/x86/kernel/apic.c
+++ b/arch/x86/kernel/apic.c
@@ -814,9 +814,7 @@ void smp_apic_timer_interrupt(struct pt_regs *regs)
* Besides, if we don't timer interrupts ignore the global
* interrupt lock, which is the WrongThing (tm) to do.
*/
-#ifdef CONFIG_X86_64
exit_idle();
-#endif
irq_enter();
local_apic_timer_interrupt();
irq_exit();
@@ -1682,9 +1680,7 @@ void smp_spurious_interrupt(struct pt_regs *regs)
{
u32 v;
-#ifdef CONFIG_X86_64
exit_idle();
-#endif
irq_enter();
/*
* Check if this really is a spurious interrupt and ACK it
@@ -1713,9 +1709,7 @@ void smp_error_interrupt(struct pt_regs *regs)
{
u32 v, v1;
-#ifdef CONFIG_X86_64
exit_idle();
-#endif
irq_enter();
/* First tickle the hardware, only then report what went on. -- REW */
v = apic_read(APIC_ESR);
diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c
index 9043251210fb..679e7bbbbcd6 100644
--- a/arch/x86/kernel/io_apic.c
+++ b/arch/x86/kernel/io_apic.c
@@ -2216,10 +2216,9 @@ static void set_ir_ioapic_affinity_irq(unsigned int irq, cpumask_t mask)
asmlinkage void smp_irq_move_cleanup_interrupt(void)
{
unsigned vector, me;
+
ack_APIC_irq();
-#ifdef CONFIG_X86_64
exit_idle();
-#endif
irq_enter();
me = smp_processor_id();