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authorJiang Liu2015-04-13 08:11:35 +0200
committerThomas Gleixner2015-04-24 15:36:49 +0200
commit52f518a3a7c2f80551a38d38be28bc9f335e713c (patch)
tree76b270835fbb27ffdaf72004594405bc058c7d54 /arch/x86/kernel/apic/vector.c
parentx86/hpet: Enhance HPET IRQ to support hierarchical irqdomains (diff)
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x86/MSI: Use hierarchical irqdomains to manage MSI interrupts
Enhance MSI code to support hierarchical irqdomains, it helps to make the architecture more clear. Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: David Cohen <david.a.cohen@linux.intel.com> Cc: Sander Eikelenboom <linux@eikelenboom.it> Cc: David Vrabel <david.vrabel@citrix.com> Cc: Tony Luck <tony.luck@intel.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: iommu@lists.linux-foundation.org Cc: Joerg Roedel <jroedel@suse.de> Cc: Bjorn Helgaas <bhelgaas@google.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Rafael J. Wysocki <rjw@rjwysocki.net> Cc: Randy Dunlap <rdunlap@infradead.org> Cc: Yinghai Lu <yinghai@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Dimitri Sivanich <sivanich@sgi.com> Cc: Joerg Roedel <joro@8bytes.org> Link: http://lkml.kernel.org/r/1428905519-23704-14-git-send-email-jiang.liu@linux.intel.com Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/kernel/apic/vector.c')
-rw-r--r--arch/x86/kernel/apic/vector.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c
index 6358d8d351f5..a8d82896be75 100644
--- a/arch/x86/kernel/apic/vector.c
+++ b/arch/x86/kernel/apic/vector.c
@@ -364,6 +364,8 @@ int __init arch_early_irq_init(void)
BUG_ON(x86_vector_domain == NULL);
irq_set_default_host(x86_vector_domain);
+ arch_init_msi_domain(x86_vector_domain);
+
return arch_early_ioapic_init();
}