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x86: apic_64.c - add sanity check for spurious vector definition 

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

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Cyrill Gorcunov 2008-08-24 02:01:42 -07:00 committed by Ingo Molnar
parent 920fa7a507
commit 80e5609cab
1 changed files with 7 additions and 2 deletions
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9
arch/x86/kernel/apic_64.c
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@ -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.