[Xen-devel] [PATCH] Fix xenstore notifier call chain

[Dan Smith <danms@xxxxxxxxxx>]

This patch replaces the call to notifier_call_chain() in
do_xenbus_probe().  This fixes some dom0 activities, such as
ballooning, sysrqing, and cpu hotplugging.

Signed-off-by: Dan Smith <danms@xxxxxxxxxx>

diff -r f3859247f2ed linux-2.6-xen-sparse/drivers/xen/xenbus/xenbus_probe.c
--- a/linux-2.6-xen-sparse/drivers/xen/xenbus/xenbus_probe.c    Mon Aug 22 
19:59:58 2005
+++ b/linux-2.6-xen-sparse/drivers/xen/xenbus/xenbus_probe.c    Mon Aug 22 
15:11:27 2005
@@ -627,6 +627,8 @@
        /* Watch for changes. */
        register_xenbus_watch(&fe_watch);
        register_xenbus_watch(&be_watch);
+       /* Notify others that xenstore is up */
+       notifier_call_chain(&xenstore_chain, 0, 0);
        up(&xenbus_lock);
        return 0;
 }

-- 
Dan Smith
IBM Linux Technology Center
Open Hypervisor Team
email: danms@xxxxxxxxxx

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