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From: Austin Conatser <austin@amass.space>
To: qemu-devel@nongnu.org
Cc: qemu-trivial@nongnu.org, pbonzini@redhat.com
Subject: [PATCH] hw/i386/amd_iommu: Fix remapping of APIC registers
Date: Sun, 3 Apr 2022 20:19:07 -0400	[thread overview]
Message-ID: <CAO7oc52NECtz_0xQgyezgp9A-J-9Vvv8xUP92aTizCHKh550fA@mail.gmail.com> (raw)

Changes the check from only allowing the APIC base address to
allowing the entire APIC address space.

Signed-off-by: Austin Conatser <austin@amass.space>
---
 hw/i386/amd_iommu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/i386/amd_iommu.c b/hw/i386/amd_iommu.c
index ea8eaeb330..61b7416d50 100644
--- a/hw/i386/amd_iommu.c
+++ b/hw/i386/amd_iommu.c
@@ -1248,7 +1248,7 @@ static int amdvi_int_remap_msi(AMDVIState *iommu,
         return -AMDVI_IR_ERR;
     }

-    if ((origin->address & AMDVI_MSI_ADDR_LO_MASK) != APIC_DEFAULT_ADDRESS) {
+    if (!amdvi_is_interrupt_addr(origin->address & AMDVI_MSI_ADDR_LO_MASK)) {
         trace_amdvi_err("MSI is not from IOAPIC.");
         return -AMDVI_IR_ERR;
     }
-- 
2.34.1


                 reply	other threads:[~2022-04-04  0:58 UTC|newest]

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