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[Qemu-devel] [PATCH v2 7/7] kvm: Add documentation comment for kvm_irqch
From: |
Peter Maydell |
Subject: |
[Qemu-devel] [PATCH v2 7/7] kvm: Add documentation comment for kvm_irqchip_in_kernel() |
Date: |
Thu, 26 Jul 2012 15:35:17 +0100 |
Now we've cleared out the architecture-independent uses of
kvm_irqchip_in_kernel(), we can add a doc comment describing
what it means.
Signed-off-by: Peter Maydell <address@hidden>
---
kvm.h | 11 +++++++++++
1 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/kvm.h b/kvm.h
index 444ed2e..5b8f588 100644
--- a/kvm.h
+++ b/kvm.h
@@ -31,6 +31,17 @@ extern bool kvm_gsi_routing_allowed;
#if defined CONFIG_KVM || !defined NEED_CPU_H
#define kvm_enabled() (kvm_allowed)
+/**
+ * kvm_irqchip_in_kernel:
+ *
+ * Returns: true if the user asked us to create an in-kernel
+ * irqchip via the "kernel_irqchip=on" machine option.
+ * What this actually means is architecture and machine model
+ * specific: on PC, for instance, it means that the LAPIC,
+ * IOAPIC and PIT are all in kernel. This function should never
+ * be used from generic target-independent code: use one of the
+ * following functions or some other specific check instead.
+ */
#define kvm_irqchip_in_kernel() (kvm_kernel_irqchip)
/**
--
1.7.5.4
- [Qemu-devel] [PATCH v2 0/7] split out uses of kvm_irqchip_in_kernel(), Peter Maydell, 2012/07/26
- [Qemu-devel] [PATCH v2 3/7] kvm: Move kvm_allows_irq0_override() to target-i386, fix return type, Peter Maydell, 2012/07/26
- [Qemu-devel] [PATCH v2 7/7] kvm: Add documentation comment for kvm_irqchip_in_kernel(),
Peter Maydell <=
- [Qemu-devel] [PATCH v2 2/7] kvm: Rename kvm_irqchip_set_irq() to kvm_set_irq(), Peter Maydell, 2012/07/26
- [Qemu-devel] [PATCH v2 6/7] kvm: Decouple 'GSI routing' from 'kernel irqchip', Peter Maydell, 2012/07/26
- [Qemu-devel] [PATCH v2 4/7] kvm: Decouple 'irqfds usable' from 'kernel irqchip', Peter Maydell, 2012/07/26
- [Qemu-devel] [PATCH v2 5/7] kvm: Decouple 'MSI routing via irqfds' from 'kernel irqchip', Peter Maydell, 2012/07/26
- [Qemu-devel] [PATCH v2 1/7] kvm: Decouple 'async interrupt delivery' from 'kernel irqchip', Peter Maydell, 2012/07/26