Commit b0bb0c22 authored Mar 12, 2020 by Zhenzhong Duan Committed by Joerg Roedel Mar 14, 2020

iommu/vt-d: Fix the wrong printing in RHSA parsing



When base address in RHSA structure doesn't match base address in
each DRHD structure, the base address in last DRHD is printed out.

This doesn't make sense when there are multiple DRHD units, fix it
by printing the buggy RHSA's base address.

Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@gmail.com>
Fixes: fd0c8894 ("intel-iommu: Set a more specific taint flag for invalid BIOS DMAR tables")
Signed-off-by: Joerg Roedel <jroedel@suse.de>

parent ba3b01d7

drivers/iommu/dmar.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -476,7 +476,7 @@ static int dmar_parse_one_rhsa(struct acpi_dmar_header header, void arg)
		pr_warn(FW_BUG
		"Your BIOS is broken; RHSA refers to non-existent DMAR unit at %llx\n"
		"BIOS vendor: %s; Ver: %s; Product Version: %s\n",
		drhd->reg_base_addr,
		rhsa->base_address,
		dmi_get_system_info(DMI_BIOS_VENDOR),
		dmi_get_system_info(DMI_BIOS_VERSION),
		dmi_get_system_info(DMI_PRODUCT_VERSION));

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