summaryrefslogtreecommitdiff
path: root/qapi/machine.json
diff options
context:
space:
mode:
Diffstat (limited to 'qapi/machine.json')
-rw-r--r--qapi/machine.json4
1 files changed, 3 insertions, 1 deletions
diff --git a/qapi/machine.json b/qapi/machine.json
index c061cce0e4..2c237563ea 100644
--- a/qapi/machine.json
+++ b/qapi/machine.json
@@ -1001,9 +1001,11 @@
#
# Request the balloon driver to change its balloon size.
#
-# @value: the target logical size of the VM in bytes
+# @value: the target logical size of the VM in bytes.
# We can deduce the size of the balloon using this formula:
+#
# logical_vm_size = vm_ram_size - balloon_size
+#
# From it we have: balloon_size = vm_ram_size - @value
#
# Returns: - Nothing on success