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-rw-r--r--arch/x86/kernel/apic/io_apic.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 00e6071cefc..b18a7734d68 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -3294,7 +3294,12 @@ static int msi_compose_msg(struct pci_dev *pdev, unsigned int irq, struct msi_ms
} else
#endif
{
- msg->address_hi = MSI_ADDR_BASE_HI;
+ if (x2apic_enabled())
+ msg->address_hi = MSI_ADDR_BASE_HI |
+ MSI_ADDR_EXT_DEST_ID(dest);
+ else
+ msg->address_hi = MSI_ADDR_BASE_HI;
+
msg->address_lo =
MSI_ADDR_BASE_LO |
((apic->irq_dest_mode == 0) ?
@@ -3528,7 +3533,7 @@ void arch_teardown_msi_irq(unsigned int irq)
destroy_irq(irq);
}
-#ifdef CONFIG_DMAR
+#if defined (CONFIG_DMAR) || defined (CONFIG_INTR_REMAP)
#ifdef CONFIG_SMP
static void dmar_msi_set_affinity(unsigned int irq, const struct cpumask *mask)
{