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x86, x2apic: enable fault handling for intr-remapping

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Impact: interface augmentation (not yet used)

Enable fault handling flow for intr-remapping aswell. Fault handling
code now shared by both dma-remapping and intr-remapping.

Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
Suresh Siddha
2009-03-16 17:04:55 -07:00
committed by H. Peter Anvin
parent 0ac2491f57
commit 9d783ba042
8 changed files with 107 additions and 28 deletions
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9
arch/x86/kernel/apic/io_apic.c
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@@ -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)
{