Signed-off-by: Ralf Ramsauer <[email protected]>
---
Documentation/hypervisor-interfaces.txt | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/Documentation/hypervisor-interfaces.txt
b/Documentation/hypervisor-interfaces.txt
index 8dd58750..2dcb7d74 100644
--- a/Documentation/hypervisor-interfaces.txt
+++ b/Documentation/hypervisor-interfaces.txt
@@ -285,7 +285,11 @@ Communication region layout
- - - - - - - - - - - - - -
+------------------------------+ - begin of communication region
- | Message to Cell (32 bit) | (lower address)
+ | Signature "JHCOMM" (6 byte) | (lower address)
+ +------------------------------+
+ | ABI revision (16 bit) |
+ +------------------------------+
+ | Message to Cell (32 bit) |
+------------------------------+
| Message from Cell (32 bit) |
+------------------------------+
@@ -370,6 +374,7 @@ defined:
- Running, cell configurations locked (code 1)
- Shut down (code 2), terminal state
- Failed (code 3), terminal state
+ - Communication region ABI mismatch (code 4), terminal state
Once a cell declared to have reached a terminal state, the hypervisor is free
to destroy or restart that cell. On restart, it will also reset the state field
--
2.17.0
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