x86/amd-iommu: Reimplement amd_iommu_flush_all_domains() (e3306664) · Commits · 戴 / test

This patch reimplementes the amd_iommu_flush_all_domains function to use the global protection domain list instead of flushing every domain on every IOMMU. Signed-off-by:

Joerg Roedel <joerg.roedel@amd.com>

arch/x86/kernel/amd_iommu.c

+5 −3

Original line number	Diff line number	Diff line
		@@ -530,10 +530,12 @@ static void flush_all_domains_on_iommu(struct amd_iommu *iommu)

		void amd_iommu_flush_all_domains(void)
		{
		struct amd_iommu *iommu;
		struct protection_domain *domain;

		for_each_iommu(iommu)
		flush_all_domains_on_iommu(iommu);
		list_for_each_entry(domain, &amd_iommu_pd_list, list) {
		iommu_flush_tlb_pde(domain);
		iommu_flush_complete(domain);
		}
		}

		static void flush_all_devices_for_iommu(struct amd_iommu *iommu)

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