move register_cpu_notifier() into .init.text

With no modular drivers, all CPU notifier setup is supposed to happen
during boot. There also is a respective comment in the function.=20

Signed-off-by: Jan Beulich <jbeulich@novell.com>

1 files changed, 10 insertions, 3 deletions

diff --git a/xen/common/sched_credit2.c b/xen/common/sched_credit2.c
index 12810c3ba4..792d662575 100644
--- a/xen/common/sched_credit2.c
+++ b/xen/common/sched_credit2.c
@@ -2010,7 +2010,8 @@ csched_cpu_starting(int cpu)
     /* Hope this is safe from cpupools switching things around. :-) */
     ops = per_cpu(scheduler, cpu);
 
-    init_pcpu(ops, cpu);
+    if ( ops->alloc_pdata == csched_alloc_pdata )
+        init_pcpu(ops, cpu);
 
     return NOTIFY_DONE;
 }
@@ -2038,6 +2039,13 @@ static struct notifier_block cpu_credit2_nfb = {
 };
 
 static int
+csched_global_init(void)
+{
+    register_cpu_notifier(&cpu_credit2_nfb);
+    return 0;
+}
+
+static int
 csched_init(struct scheduler *ops)
 {
     int i;
@@ -2070,8 +2078,6 @@ csched_init(struct scheduler *ops)
     spin_lock_init(&prv->lock);
     INIT_LIST_HEAD(&prv->sdom);
 
-    register_cpu_notifier(&cpu_credit2_nfb);
-
     /* But un-initialize all runqueues */
     for ( i=0; i<NR_CPUS; i++)
     {
@@ -2120,6 +2126,7 @@ const struct scheduler sched_credit2_def = {
 
     .dump_cpu_state = csched_dump_pcpu,
     .dump_settings  = csched_dump,
+    .global_init    = csched_global_init,
     .init           = csched_init,
     .deinit         = csched_deinit,
     .alloc_vdata    = csched_alloc_vdata,