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Subject[PATCH v7 03/24] x86/apic: Add the X86_IRQ_ALLOC_AS_NMI interrupt allocation flag
Date
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 interrupt.

Cc: Andi Kleen <ak@linux.intel.com>
Cc: "Ravi V. Shankar" <ravi.v.shankar@intel.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: iommu@lists.linux-foundation.org
Cc: linuxppc-dev@lists.ozlabs.org
Suggested-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Ricardo Neri <ricardo.neri-calderon@linux.intel.com>
---
Changes since v6:
* None

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 30c325c235c0..e13f02c6fe95 100644
--- a/arch/x86/include/asm/irqdomain.h
+++ b/arch/x86/include/asm/irqdomain.h
@@ -8,6 +8,7 @@
#ifdef CONFIG_X86_LOCAL_APIC
enum {
X86_IRQ_ALLOC_LEGACY = 0x1,
+ X86_IRQ_ALLOC_AS_NMI = 0x2,
};

extern int x86_fwspec_is_ioapic(struct irq_fwspec *fwspec);
--
2.25.1
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