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x86, irq: add LOCAL_PERF_VECTOR

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Add a slot for the performance monitoring interrupt. Not yet used
by any subsystem - but the hardware has it. (This eases integration
with performance monitoring code.)

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2009-01-31 02:23:27 +01:00
parent 6b64ee02da
commit 193c81b979
1 changed files with 5 additions and 0 deletions
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5
arch/x86/include/asm/irq_vectors.h
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@ -88,6 +88,11 @@
*/
#define LOCAL_TIMER_VECTOR 0xef
/*
* Performance monitoring interrupt vector:
*/
#define LOCAL_PERF_VECTOR 0xee
/*
* First APIC vector available to drivers: (vectors 0x30-0xee) we
* start at 0x31(0x41) to spread out vectors evenly between priority