[PATCH v2 2/2] xl: dm_restrict: Document that it does not work with PV

[Ian Jackson <ian.jackson@eu.citrix.com>]

Signed-off-by: Ian Jackson <Ian.Jackson@eu.citrix.com>
Reported-by: Roger Pau Monné <roger.pau@citrix.com>
Acked-by: Wei Liu <wei.liu2@citrix.com>
---
 docs/man/xl.cfg.pod.5.in | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/docs/man/xl.cfg.pod.5.in b/docs/man/xl.cfg.pod.5.in
index 9b27233..b7b91d8 100644
--- a/docs/man/xl.cfg.pod.5.in
+++ b/docs/man/xl.cfg.pod.5.in
@@ -1270,7 +1270,7 @@ connectors=id0:1920x1080;id1:800x600;id2:640x480
 
 =item B<dm_restrict=BOOLEAN>
 
-Restrict the HVM device model after startup,
+Restrict the device model after startup,
 to limit the consequencese of security vulnerabilities in qemu.
 
 With this feature enabled,
@@ -1285,6 +1285,11 @@ There are some significant limitations:
 
 =item
 
+This is not likely to work at all for PV guests
+nor guests using qdisk backends for their block devices.
+
+=item
+
 You must have a new enough qemu.
 In particular,
 if your qemu does not have the commit
-- 
2.1.4


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