which was overlooked in 779511f4bf5ae ("sched: avoid
races on time values read from NOW()").
Reported-by: Jan Beulich <jbeul...@suse.com>
Signed-off-by: Dario Faggioli <dario.faggi...@citrix.com>
---
Cc: Meng Xu <men...@cis.upenn.edu>
Cc: George Dunlap <george.dun...@citrix.com>
Cc: Jan Beulich <jbeul...@suse.com>
Cc: Wei Liu <wei.l...@citrix.com>
---
xen/common/sched_rt.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/xen/common/sched_rt.c b/xen/common/sched_rt.c
index 0946101..5b077d7 100644
--- a/xen/common/sched_rt.c
+++ b/xen/common/sched_rt.c
@@ -840,12 +840,14 @@ static void
rt_vcpu_insert(const struct scheduler *ops, struct vcpu *vc)
{
struct rt_vcpu *svc = rt_vcpu(vc);
- s_time_t now = NOW();
+ s_time_t now;
spinlock_t *lock;
BUG_ON( is_idle_vcpu(vc) );
lock = vcpu_schedule_lock_irq(vc);
+
+ now = NOW();
if ( now >= svc->cur_deadline )
rt_update_deadline(now, svc);
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