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iommu/vt-d: Use cache_tag_flush_all() in flush_iotlb_all

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The flush_iotlb_all callback is called by the iommu core to flush
all caches for the affected domain. Use cache_tag_flush_all() in
this callback.

Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Link: https://lore.kernel.org/r/20240416080656.60968-5-baolu.lu@linux.intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Lu Baolu 2024-04-24 15:16:36 +08:00 • committed by Joerg Roedel
parent 446a68c58d
commit 4e589a5368
1 changed files with 1 additions and 19 deletions
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20
drivers/iommu/intel/iommu.c
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@ -1557,25 +1557,7 @@ static void parent_domain_flush(struct dmar_domain *domain,
static void intel_flush_iotlb_all(struct iommu_domain *domain) static void intel_flush_iotlb_all(struct iommu_domain *domain)
{ {
struct dmar_domain *dmar_domain = to_dmar_domain(domain); cache_tag_flush_all(to_dmar_domain(domain));
struct iommu_domain_info *info;
unsigned long idx;
xa_for_each(&dmar_domain->iommu_array, idx, info) {
struct intel_iommu *iommu = info->iommu;
u16 did = domain_id_iommu(dmar_domain, iommu);
if (dmar_domain->use_first_level)
domain_flush_pasid_iotlb(iommu, dmar_domain, 0, -1, 0);
else
iommu->flush.flush_iotlb(iommu, did, 0, 0,
DMA_TLB_DSI_FLUSH);
iommu_flush_dev_iotlb(dmar_domain, 0, MAX_AGAW_PFN_WIDTH);
}
if (dmar_domain->nested_parent)
parent_domain_flush(dmar_domain, 0, -1, 0);
} }
static void iommu_disable_protect_mem_regions(struct intel_iommu *iommu) static void iommu_disable_protect_mem_regions(struct intel_iommu *iommu)