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charset="utf-8" By initializing major_frame in a653sched_init(), an idle period was inadvertently introduced into the default schedule. Account for the initial value of major_frame when populating the default schedule. Fixes: f2927d8343ae ("xen/arinc653: fix delay in the start of major frame") Signed-off-by: Stewart Hildebrand Reviewed-by: Juergen Gross --- xen/common/sched/arinc653.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/xen/common/sched/arinc653.c b/xen/common/sched/arinc653.c index 8a4f4259d8b3..b709bcfcc8a4 100644 --- a/xen/common/sched/arinc653.c +++ b/xen/common/sched/arinc653.c @@ -425,7 +425,8 @@ a653sched_alloc_udata(const struct scheduler *ops, stru= ct sched_unit *unit, sched_priv->schedule[entry].runtime =3D DEFAULT_TIMESLICE; sched_priv->schedule[entry].unit =3D unit; =20 - sched_priv->major_frame +=3D DEFAULT_TIMESLICE; + if ( entry ) + sched_priv->major_frame +=3D DEFAULT_TIMESLICE; ++sched_priv->num_schedule_entries; } } base-commit: 5ebd4dd14118e4eb24f1d409a7ca3773f77e7e41 --=20 2.53.0