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[Xen-devel] [PATCH][RESEND] improve disk mode error
| To: | xen-devel@xxxxxxxxxxxxxxxxxxx |
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| Subject: | [Xen-devel] [PATCH][RESEND] improve disk mode error |
| From: | John Levon <levon@xxxxxxxxxxxxxxxxx> |
| Date: | Tue, 31 Oct 2006 13:30:04 +0000 |
| Delivery-date: | Thu, 02 Nov 2006 13:51:05 -0800 |
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# HG changeset patch
# User john.levon@xxxxxxx
# Date 1161789049 25200
# Node ID 47e8d46c8a4118db484830de9ffdbc56c297f19a
# Parent 1f839a3d365e0bc9d0a76699ff193401f7b4f090
Improve error message for disk modes.
Signed-off-by: John Levon <john.levon@xxxxxxx>
diff --git a/tools/python/xen/xend/server/blkif.py
b/tools/python/xen/xend/server/blkif.py
--- a/tools/python/xen/xend/server/blkif.py
+++ b/tools/python/xen/xend/server/blkif.py
@@ -66,7 +66,11 @@ class BlkifController(DevController):
mode = sxp.child_value(config, 'mode', 'r')
if mode not in ('r', 'w', 'w!'):
- raise VmError('Invalid mode')
+ name = uname
+ if not name:
+ name = sxp.child_value(config, 'dev')
+ raise VmError('Invalid mode \'%s\' for %s. Valid modes are '
+ '{r,w,w!}' % (mode, name))
back = { 'dev' : dev,
'type' : typ,
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