Commit f746a025 authored by Shaokun Zhang's avatar Shaokun Zhang Committed by Joerg Roedel
Browse files

iommu/vt-d:Remove unused variable 



Unused after commit <42e8c186> ("iommu/vt-d: Simplify io/tlb flushing
in intel_iommu_unmap"), cleanup it.

Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Joerg Roedel <joro@8bytes.org>
Signed-off-by: default avatarShaokun Zhang <zhangshaokun@hisilicon.com>
Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent 97140101

drivers/iommu/intel-iommu.c

+1 −5
Original line number Original line Diff line number Diff line
@@ -5072,7 +5072,6 @@ static size_t intel_iommu_unmap(struct iommu_domain *domain, 
{

{

	struct dmar_domain *dmar_domain = to_dmar_domain(domain);

	struct dmar_domain *dmar_domain = to_dmar_domain(domain);

	struct page *freelist = NULL;

	struct page *freelist = NULL;

	struct intel_iommu *iommu;

	unsigned long start_pfn, last_pfn;

	unsigned long start_pfn, last_pfn;

	unsigned int npages;

	unsigned int npages;

	int iommu_id, level = 0;

	int iommu_id, level = 0;
@@ -5091,12 +5090,9 @@ static size_t intel_iommu_unmap(struct iommu_domain *domain, 




	npages = last_pfn - start_pfn + 1;

	npages = last_pfn - start_pfn + 1;





	for_each_domain_iommu(iommu_id, dmar_domain) {

	for_each_domain_iommu(iommu_id, dmar_domain)

		iommu = g_iommus[iommu_id];



		iommu_flush_iotlb_psi(g_iommus[iommu_id], dmar_domain,

		iommu_flush_iotlb_psi(g_iommus[iommu_id], dmar_domain,

				      start_pfn, npages, !freelist, 0);

				      start_pfn, npages, !freelist, 0);

	}





	dma_free_pagelist(freelist);

	dma_free_pagelist(freelist);

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