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-rw-r--r--include/asm-x86_64/hardirq.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/asm-x86_64/hardirq.h b/include/asm-x86_64/hardirq.h
index 64a65ce2f41..95d5e090ed8 100644
--- a/include/asm-x86_64/hardirq.h
+++ b/include/asm-x86_64/hardirq.h
@@ -6,6 +6,9 @@
#include <asm/pda.h>
#include <asm/apic.h>
+/* We can have at most NR_VECTORS irqs routed to a cpu at a time */
+#define MAX_HARDIRQS_PER_CPU NR_VECTORS
+
#define __ARCH_IRQ_STAT 1
#define local_softirq_pending() read_pda(__softirq_pending)