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-rw-r--r--arch/i386/kernel/io_apic.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c
index 4a5940431579..0e727e6da5c9 100644
--- a/arch/i386/kernel/io_apic.c
+++ b/arch/i386/kernel/io_apic.c
@@ -78,7 +78,7 @@ static struct irq_pin_list {
int apic, pin, next;
} irq_2_pin[PIN_MAP_SIZE];
-int vector_irq[NR_VECTORS] = { [0 ... NR_VECTORS - 1] = -1};
+int vector_irq[NR_VECTORS] __read_mostly = { [0 ... NR_VECTORS - 1] = -1};
#ifdef CONFIG_PCI_MSI
#define vector_to_irq(vector) \
(platform_legacy_irq(vector) ? vector : vector_irq[vector])
@@ -1119,7 +1119,7 @@ static inline int IO_APIC_irq_trigger(int irq)
}
/* irq_vectors is indexed by the sum of all RTEs in all I/O APICs. */
-u8 irq_vector[NR_IRQ_VECTORS] = { FIRST_DEVICE_VECTOR , 0 };
+u8 irq_vector[NR_IRQ_VECTORS] __read_mostly = { FIRST_DEVICE_VECTOR , 0 };
int assign_irq_vector(int irq)
{
@@ -1990,7 +1990,7 @@ static void set_ioapic_affinity_vector (unsigned int vector,
* edge-triggered handler, without risking IRQ storms and other ugly
* races.
*/
-static struct hw_interrupt_type ioapic_edge_type = {
+static struct hw_interrupt_type ioapic_edge_type __read_mostly = {
.typename = "IO-APIC-edge",
.startup = startup_edge_ioapic,
.shutdown = shutdown_edge_ioapic,
@@ -2003,7 +2003,7 @@ static struct hw_interrupt_type ioapic_edge_type = {
#endif
};
-static struct hw_interrupt_type ioapic_level_type = {
+static struct hw_interrupt_type ioapic_level_type __read_mostly = {
.typename = "IO-APIC-level",
.startup = startup_level_ioapic,
.shutdown = shutdown_level_ioapic,
@@ -2076,7 +2076,7 @@ static void ack_lapic_irq (unsigned int irq)
static void end_lapic_irq (unsigned int i) { /* nothing */ }
-static struct hw_interrupt_type lapic_irq_type = {
+static struct hw_interrupt_type lapic_irq_type __read_mostly = {
.typename = "local-APIC-edge",
.startup = NULL, /* startup_irq() not used for IRQ0 */
.shutdown = NULL, /* shutdown_irq() not used for IRQ0 */
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