Commit f44a4d7e authored May 04, 2020 by Joerg Roedel

iommu/amd: Call domain_flush_complete() in update_domain()



The update_domain() function is expected to also inform the hardware
about domain changes. This needs a COMPLETION_WAIT command to be sent
to all IOMMUs which use the domain.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
Tested-by: Qian Cai <cai@lca.pw>
Link: https://lore.kernel.org/r/20200504125413.16798-4-joro@8bytes.org


Signed-off-by: Joerg Roedel <jroedel@suse.de>

parent 5b8a9a04

drivers/iommu/amd_iommu.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -2321,6 +2321,7 @@ static void update_domain(struct protection_domain *domain)

		domain_flush_devices(domain);
		domain_flush_tlb_pde(domain);
		domain_flush_complete(domain);
		}

		int __init amd_iommu_init_api(void)

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