We get a question every now and then about why hibernation works when
suspend-to-disk is disabled and similar. Let's hope that, by documenting the
obvious more blatantly, people will get more informed.
Signed-off-by: Martin Kletzander <mkletzan@xxxxxxxxxx>
---
docs/formatdomain.html.in | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in
index 5bdcb569c4c0..5dcf2fedb01c 100644
--- a/docs/formatdomain.html.in
+++ b/docs/formatdomain.html.in
@@ -1664,7 +1664,11 @@
<dd>These elements enable ('yes') or disable ('no') BIOS support
for S3 (suspend-to-mem) and S4 (suspend-to-disk) ACPI sleep
states. If nothing is specified, then the hypervisor will be
- left with its default value.</dd>
+ left with its default value.<br/>
+ Note: This setting cannot prevent the guest OS from performing
+ a suspend as the guest OS itself can choose to circumvent the
+ unavailability of the sleep states (e.g. S4 by turning off
+ completely).</dd>
</dl>
<h3><a id="elementsFeatures">Hypervisor features</a></h3>
--
2.14.2
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