[Xen-changelog] [xen-unstable] mini-os: drop shutdown variables when CONFIG_XENBUS=n

[Xen patchbot-unstable <patchbot@xxxxxxx>]

# HG changeset patch
# User Samuel Thibault <samuel.thibault@xxxxxxxxxxxx>
# Date 1354785751 0
# Node ID 85ea612be837c6e765dce2de44c8aa874af79f3c
# Parent  51767f7f6ccc604297be5a0a47e73b2963eca4d6
mini-os: drop shutdown variables when CONFIG_XENBUS=n

Shutdown variables are meaningless when CONFIG_XENBUS=n since no
shutdown event will ever happen.  Better make sure that no code tries
to use it and never get the hoped shutdown event.

Signed-off-by: Samuel Thibault <samuel.thibault@xxxxxxxxxxxx>
Committed-by: Keir Fraser <keir@xxxxxxx>
---


diff -r 51767f7f6ccc -r 85ea612be837 extras/mini-os/kernel.c
--- a/extras/mini-os/kernel.c   Thu Dec 06 09:21:49 2012 +0000
+++ b/extras/mini-os/kernel.c   Thu Dec 06 09:22:31 2012 +0000
@@ -48,9 +48,11 @@
 
 uint8_t xen_features[XENFEAT_NR_SUBMAPS * 32];
 
+#ifdef CONFIG_XENBUS
 unsigned int do_shutdown = 0;
 unsigned int shutdown_reason;
 DECLARE_WAIT_QUEUE_HEAD(shutdown_queue);
+#endif
 
 void setup_xen_features(void)
 {

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