fix(ParseSnpPolicy): fix the reserved bitfield in the guest policy st…

…ructure Newer SEV-SNP specification steals some of the reserved bits. Update code to keep up with the spec. Signed-off-by: Jagannathan Raman<[email protected]>
google · Feb 5, 2025 · 5a2f196 · 5a2f196
1 parent e5df259
commit 5a2f196
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/abi/abi.go b/abi/abi.go
@@ -220,7 +220,7 @@ func ParseSnpPolicy(guestPolicy uint64) (SnpPolicy, error) {
 	if guestPolicy&uint64(1<<policyReserved1bit) == 0 {
 		return result, fmt.Errorf("policy[%d] is reserved, must be 1, got 0", policyReserved1bit)
 	}
-	if err := mbz64(guestPolicy, "policy", 63, 21); err != nil {
+	if err := mbz64(guestPolicy, "policy", 63, 25); err != nil {
 		return result, err
 	}
 	result.ABIMinor = uint8(guestPolicy & 0xff)