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author | Jiang Liu <jiang.liu@linux.intel.com> | 2015-04-13 14:11:35 +0800 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2015-04-24 15:36:49 +0200 |
commit | 52f518a3a7c2f80551a38d38be28bc9f335e713c (patch) | |
tree | 76b270835fbb27ffdaf72004594405bc058c7d54 /arch/x86/kernel/apic/vector.c | |
parent | 3cb96f0c97330834929abe9bd2ca3c252a83def0 (diff) | |
download | op-kernel-dev-52f518a3a7c2f80551a38d38be28bc9f335e713c.zip op-kernel-dev-52f518a3a7c2f80551a38d38be28bc9f335e713c.tar.gz |
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.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c index 6358d8d..a8d8289 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(); } |