There are cases in which it is necessary to set the delivery mode of an
interrupt as NMI. Add a new flag that callers can specify when allocating
an IRQ.

Cc: Andi Kleen <[email protected]>
Cc: "Ravi V. Shankar" <[email protected]>
Cc: Stephane Eranian <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Suggested-by: Thomas Gleixner <[email protected]>
Reviewed-by: Tony Luck <[email protected]>
Signed-off-by: Ricardo Neri <[email protected]>
---
Changes since v5:
 * Introduced this patch.

Changes since v4:
 * N/A

Changes since v3:
 * N/A

Changes since v2:
 * N/A

Changes since v1:
 * N/A
---
 arch/x86/include/asm/irqdomain.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/include/asm/irqdomain.h b/arch/x86/include/asm/irqdomain.h
index 125c23b7bad3..de1cf2e80443 100644
--- a/arch/x86/include/asm/irqdomain.h
+++ b/arch/x86/include/asm/irqdomain.h
@@ -10,6 +10,7 @@ enum {
        /* Allocate contiguous CPU vectors */
        X86_IRQ_ALLOC_CONTIGUOUS_VECTORS                = 0x1,
        X86_IRQ_ALLOC_LEGACY                            = 0x2,
+       X86_IRQ_ALLOC_AS_NMI                            = 0x4,
 };
 
 extern int x86_fwspec_is_ioapic(struct irq_fwspec *fwspec);
-- 
2.17.1

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