[29/60] xen/sched: switch sched_move_irqs() to take sched_unit as parameter
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Message ID 20190528103313.1343-30-jgross@suse.com
State New, archived
Headers show
Series
  • xen: add core scheduling support
Related show

Commit Message

Jürgen Groß May 28, 2019, 10:32 a.m. UTC
sched_move_irqs() should work on a sched_unit as that is the unit
moved between cpus.

Rename the current function to vcpu_move_irqs() as it is still needed
in schedule().

Signed-off-by: Juergen Gross <jgross@suse.com>
---
 xen/common/schedule.c | 18 +++++++++++++-----
 1 file changed, 13 insertions(+), 5 deletions(-)

Patch
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diff --git a/xen/common/schedule.c b/xen/common/schedule.c
index 11d1b73bfc..266932fe25 100644
--- a/xen/common/schedule.c
+++ b/xen/common/schedule.c
@@ -416,12 +416,20 @@  int sched_init_vcpu(struct vcpu *v)
     return 0;
 }
 
-static void sched_move_irqs(struct vcpu *v)
+static void vcpu_move_irqs(struct vcpu *v)
 {
     arch_move_irqs(v);
     evtchn_move_pirqs(v);
 }
 
+static void sched_move_irqs(struct sched_unit *unit)
+{
+    struct vcpu *v;
+
+    for_each_sched_unit_vcpu ( unit, v )
+        vcpu_move_irqs(v);
+}
+
 int sched_move_domain(struct domain *d, struct cpupool *c)
 {
     struct vcpu *v;
@@ -501,7 +509,7 @@  int sched_move_domain(struct domain *d, struct cpupool *c)
 
         v->sched_unit->priv = vcpu_priv[v->vcpu_id];
         if ( !d->is_dying )
-            sched_move_irqs(v);
+            sched_move_irqs(v->sched_unit);
 
         new_p = cpumask_cycle(new_p, c->cpu_valid);
 
@@ -794,7 +802,7 @@  static void vcpu_migrate_finish(struct vcpu *v)
     sched_spin_unlock_double(old_lock, new_lock, flags);
 
     if ( old_cpu != new_cpu )
-        sched_move_irqs(v);
+        sched_move_irqs(v->sched_unit);
 
     /* Wake on new CPU. */
     vcpu_wake(v);
@@ -872,7 +880,7 @@  void restore_vcpu_affinity(struct domain *d)
         spin_unlock_irq(lock);
 
         if ( old_cpu != v->processor )
-            sched_move_irqs(v);
+            sched_move_irqs(v->sched_unit);
     }
 
     domain_update_node_affinity(d);
@@ -1645,7 +1653,7 @@  static void schedule(void)
     stop_timer(&prev->vcpu->periodic_timer);
 
     if ( next_slice.migrated )
-        sched_move_irqs(next->vcpu);
+        vcpu_move_irqs(next->vcpu);
 
     vcpu_periodic_timer_work(next->vcpu);