Messages in this thread Patch in this message | | | From | Ricardo Neri <> | Subject | [PATCH v6 04/29] x86/apic: Add the X86_IRQ_ALLOC_AS_NMI irq allocation flag | Date | Thu, 5 May 2022 16:59:43 -0700 |
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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 <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 Cc: x86@kernel.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 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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