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intel-iommu: Add for_each_iommu() and for_each_active_iommu() macros

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Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Acked-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
David Woodhouse 2009-04-03 15:19:32 +01:00
parent 20bec8ab14
commit 8f912ba4d7
1 changed files with 8 additions and 0 deletions
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include/linux/dmar.h
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@ -44,6 +44,14 @@ extern struct list_head dmar_drhd_units;
#define for_each_drhd_unit(drhd) \ #define for_each_drhd_unit(drhd) \
list_for_each_entry(drhd, &dmar_drhd_units, list) list_for_each_entry(drhd, &dmar_drhd_units, list)
#define for_each_active_iommu(i, drhd) \
list_for_each_entry(drhd, &dmar_drhd_units, list) \
if (i=drhd->iommu, drhd->ignored) {} else
#define for_each_iommu(i, drhd) \
list_for_each_entry(drhd, &dmar_drhd_units, list) \
if (i=drhd->iommu, 0) {} else
extern int dmar_table_init(void); extern int dmar_table_init(void);
extern int dmar_dev_scope_init(void); extern int dmar_dev_scope_init(void);