[PATCH 04/18] x86: apic_64.c - add sanity check for spurious vector definition

[Yinghai Lu]

From: Cyrill Gorcunov <gorcunov@xxxxxxxxx>

Do not check for SPUTIOUS_APIC_VECTOR definition twice.
Check it once - is what we need.

Signed-off-by: Cyrill Gorcunov <gorcunov@xxxxxxxxx>
Signed-off-by: Yinghai Lu <yhlu.kernel@xxxxxxxxx>
---
 arch/x86/kernel/apic_64.c |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/apic_64.c b/arch/x86/kernel/apic_64.c
index ddc5b24..4587e16 100644
--- a/arch/x86/kernel/apic_64.c
+++ b/arch/x86/kernel/apic_64.c
@@ -46,6 +46,13 @@
 #include <mach_ipi.h>
 #include <mach_apic.h>
 
+/*
+ * Sanity check
+ */
+#if ((SPURIOUS_APIC_VECTOR & 0x0F) != 0x0F)
+# error SPURIOUS_APIC_VECTOR definition error
+#endif
+
 /* Disable local APIC timer from the kernel commandline or via dmi quirk */
 static int disable_apic_timer __cpuinitdata;
 static int apic_calibrate_pmtmr __initdata;
@@ -939,8 +946,6 @@ void __cpuinit setup_local_APIC(void)
 	preempt_disable();
 	value = apic_read(APIC_LVR);
 
-	BUILD_BUG_ON((SPURIOUS_APIC_VECTOR & 0x0f) != 0x0f);
-
 	/*
 	 * Double-check whether this APIC is really registered.
 	 * This is meaningless in clustered apic mode, so we skip it.
-- 
1.5.4.5

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