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Subject[PATCH 08/34] x86/amd-iommu: Remove iommu_flush_domain function
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This iommu_flush_tlb_pde function does essentially the same.
So the iommu_flush_domain function is redundant and can be
removed.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
---
arch/x86/kernel/amd_iommu.c | 18 ++----------------
1 files changed, 2 insertions(+), 16 deletions(-)
diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c
index c55aa07..b2c19f4 100644
--- a/arch/x86/kernel/amd_iommu.c
+++ b/arch/x86/kernel/amd_iommu.c
@@ -528,20 +528,6 @@ static void flush_all_domains_on_iommu(struct amd_iommu *iommu)

}

-/*
- * This function is used to flush the IO/TLB for a given protection domain
- * on every IOMMU in the system
- */
-static void iommu_flush_domain(u16 domid)
-{
- struct amd_iommu *iommu;
-
- INC_STATS_COUNTER(domain_flush_all);
-
- for_each_iommu(iommu)
- flush_domain_on_iommu(iommu, domid);
-}
-
void amd_iommu_flush_all_domains(void)
{
struct amd_iommu *iommu;
@@ -1464,7 +1450,7 @@ static void update_domain(struct protection_domain *domain)

update_device_table(domain);
flush_devices_by_domain(domain);
- iommu_flush_domain(domain->id);
+ iommu_flush_tlb_pde(domain);

domain->updated = false;
}
@@ -2377,7 +2363,7 @@ static void amd_iommu_unmap_range(struct iommu_domain *dom,
iova += PAGE_SIZE;
}

- iommu_flush_domain(domain->id);
+ iommu_flush_tlb_pde(domain);
}

static phys_addr_t amd_iommu_iova_to_phys(struct iommu_domain *dom,
--
1.6.5.3



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