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irq: make irq2_iommu to use dyn_array 

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Yinghai Lu 2008-08-19 20:49:59 -07:00 committed by Ingo Molnar
parent eef1de76da
commit 5aeecaf490
1 changed files with 10 additions and 2 deletions
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12
drivers/pci/intr_remapping.c
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@ -1,3 +1,4 @@
#include <linux/interrupt.h>
#include <linux/dmar.h>
#include <linux/spinlock.h>
#include <linux/jiffies.h>
@ -11,12 +12,19 @@ static struct ioapic_scope ir_ioapic[MAX_IO_APICS];
static int ir_ioapic_num;
int intr_remapping_enabled;
static struct {
struct irq_2_iommu {
struct intel_iommu *iommu;
u16 irte_index;
u16 sub_handle;
u8 irte_mask;
} irq_2_iommu[NR_IRQS];
};
#ifdef CONFIG_HAVE_DYNA_ARRAY
static struct irq_2_iommu *irq_2_iommu;
DEFINE_DYN_ARRAY(irq_2_iommu, sizeof(struct irq_2_iommu), nr_irqs, PAGE_SIZE, NULL);
#else
static struct irq_2_iommu irq_2_iommu[NR_IRQS];
#endif
static DEFINE_SPINLOCK(irq_2_ir_lock);