# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1216905485 -3600
# Node ID 89d05940cc1cac7c2d69a25a2b205222bc6e6234
# Parent 07a44e0d2c52b012c28f3638961ae14a99fb2244
x86: rename MSI option
Also rename the variable and move its declaration to a header.
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx>
---
xen/arch/x86/io_apic.c | 8 ++++----
xen/arch/x86/msi.c | 2 --
xen/arch/x86/physdev.c | 9 ++++-----
xen/include/asm-x86/io_apic.h | 2 ++
4 files changed, 10 insertions(+), 11 deletions(-)
diff -r 07a44e0d2c52 -r 89d05940cc1c xen/arch/x86/io_apic.c
--- a/xen/arch/x86/io_apic.c Thu Jul 24 14:17:14 2008 +0100
+++ b/xen/arch/x86/io_apic.c Thu Jul 24 14:18:05 2008 +0100
@@ -45,12 +45,12 @@ int (*ioapic_renumber_irq)(int ioapic, i
int (*ioapic_renumber_irq)(int ioapic, int irq);
atomic_t irq_mis_count;
-int msi_irq_enable = 0;
-boolean_param("msi_irq_enable", msi_irq_enable);
+int msi_enable = 0;
+boolean_param("msi", msi_enable);
int domain_irq_to_vector(struct domain *d, int irq)
{
- if ( !msi_irq_enable )
+ if ( !msi_enable )
return irq_to_vector(irq);
else
return d->arch.pirq_vector[irq];
@@ -58,7 +58,7 @@ int domain_irq_to_vector(struct domain *
int domain_vector_to_irq(struct domain *d, int vector)
{
- if ( !msi_irq_enable )
+ if ( !msi_enable )
return vector_to_irq(vector);
else
return d->arch.vector_pirq[vector];
diff -r 07a44e0d2c52 -r 89d05940cc1c xen/arch/x86/msi.c
--- a/xen/arch/x86/msi.c Thu Jul 24 14:17:14 2008 +0100
+++ b/xen/arch/x86/msi.c Thu Jul 24 14:18:05 2008 +0100
@@ -27,8 +27,6 @@
#include <public/physdev.h>
#include <xen/iommu.h>
-extern int msi_irq_enable;
-
/* bitmap indicate which fixed map is free */
DEFINE_SPINLOCK(msix_fixmap_lock);
DECLARE_BITMAP(msix_fixmap_pages, MAX_MSIX_PAGES);
diff -r 07a44e0d2c52 -r 89d05940cc1c xen/arch/x86/physdev.c
--- a/xen/arch/x86/physdev.c Thu Jul 24 14:17:14 2008 +0100
+++ b/xen/arch/x86/physdev.c Thu Jul 24 14:18:05 2008 +0100
@@ -184,15 +184,14 @@ static int unmap_domain_pirq(struct doma
return ret;
}
-extern int msi_irq_enable;
static int physdev_map_pirq(struct physdev_map_pirq *map)
{
struct domain *d;
int vector, pirq, ret = 0;
unsigned long flags;
- /* if msi_irq_enable is not enabled,map always success */
- if ( !msi_irq_enable )
+ /* if msi_enable is not enabled, map always succeeds */
+ if ( !msi_enable )
return 0;
if ( !IS_PRIV(current->domain) )
@@ -304,7 +303,7 @@ static int physdev_unmap_pirq(struct phy
unsigned long flags;
int ret;
- if ( !msi_irq_enable )
+ if ( !msi_enable )
return 0;
if ( !IS_PRIV(current->domain) )
@@ -455,7 +454,7 @@ ret_t do_physdev_op(int cmd, XEN_GUEST_H
ret = 0;
- if ( msi_irq_enable )
+ if ( msi_enable )
{
spin_lock_irqsave(&dom0->arch.irq_lock, flags);
if ( irq != AUTO_ASSIGN )
diff -r 07a44e0d2c52 -r 89d05940cc1c xen/include/asm-x86/io_apic.h
--- a/xen/include/asm-x86/io_apic.h Thu Jul 24 14:17:14 2008 +0100
+++ b/xen/include/asm-x86/io_apic.h Thu Jul 24 14:18:05 2008 +0100
@@ -160,6 +160,8 @@ static inline void io_apic_modify(unsign
/* 1 if "noapic" boot option passed */
extern int skip_ioapic_setup;
+extern int msi_enable;
+
/*
* If we use the IO-APIC for IRQ routing, disable automatic
* assignment of PCI IRQ's.
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