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-rw-r--r--Documentation/virtual/kvm/hypercalls.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/virtual/kvm/hypercalls.txt b/Documentation/virtual/kvm/hypercalls.txt
index 022198e389d7..d922d73efa7b 100644
--- a/Documentation/virtual/kvm/hypercalls.txt
+++ b/Documentation/virtual/kvm/hypercalls.txt
@@ -17,6 +17,9 @@ S390:
S390 uses diagnose instruction as hypercall (0x500) along with hypercall
number in R1.
+ For further information on the S390 diagnose call as supported by KVM,
+ refer to Documentation/virtual/kvm/s390-diag.txt.
+
PowerPC:
It uses R3-R10 and hypercall number in R11. R4-R11 are used as output registers.
Return value is placed in R3.
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