On 2/15/2023 12:07 AM, Dionna Glaze via groups.io wrote:
This event should only trigger once. It should be idempotent, but the
allocation of the memory map itself is observable and can cause
ExitBootServices to fail with a modified map key.
Cc: Ard Biesheuvel <[email protected]>
Cc: Thomas Lendacky <[email protected]>
Cc: Erdem Aktas <[email protected]>
Cc: James Bottomley <[email protected]>
Cc: Jiewen Yao <[email protected]>
Cc: Min Xu <[email protected]>
Cc: Michael Roth <[email protected]>
Signed-off-by: Dionna Glaze <[email protected]>
---
OvmfPkg/AmdSevDxe/AmdSevDxe.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/OvmfPkg/AmdSevDxe/AmdSevDxe.c b/OvmfPkg/AmdSevDxe/AmdSevDxe.c
index 6391d1f775..f9baca90bd 100644
--- a/OvmfPkg/AmdSevDxe/AmdSevDxe.c
+++ b/OvmfPkg/AmdSevDxe/AmdSevDxe.c
@@ -124,6 +124,7 @@ AcceptAllMemory (
}
gBS->FreePool (AllDescMap);
+ gBS->CloseEvent (mAcceptAllMemoryEvent);
return Status;
}
Reviewed-by: Pankaj Gupta <[email protected]>
Tested-by: Pankaj Gupta <[email protected]>
Fixes: a00e2e5513 ("OvmfPkg: Add memory acceptance event in AmdSevDxe")
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