From: Dario Faggioli Date: Fri, 23 Jun 2017 10:55:19 +0000 (+0200) Subject: xen: RTDS: rearrange members of control structures X-Git-Tag: 4.10.0-rc1~705 X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=647de517b08e77b9b5f76d6853dddc759b8df0b4;p=people%2Fdariof%2Fxen.git xen: RTDS: rearrange members of control structures Nothing changed in `pahole` output, in terms of holes and padding, but some fields have been moved, to put related members in same cache line. Signed-off-by: Dario Faggioli Acked-by: George Dunlap --- diff --git a/xen/common/sched_rt.c b/xen/common/sched_rt.c index 1b3001497c..39f6bee47a 100644 --- a/xen/common/sched_rt.c +++ b/xen/common/sched_rt.c @@ -171,11 +171,14 @@ static void repl_timer_handler(void *data); struct rt_private { spinlock_t lock; /* the global coarse-grained lock */ struct list_head sdom; /* list of availalbe domains, used for dump */ + struct list_head runq; /* ordered list of runnable vcpus */ struct list_head depletedq; /* unordered list of depleted vcpus */ + + struct timer *repl_timer; /* replenishment timer */ struct list_head replq; /* ordered list of vcpus that need replenishment */ + cpumask_t tickled; /* cpus been tickled */ - struct timer *repl_timer; /* replenishment timer */ }; /* @@ -185,10 +188,6 @@ struct rt_vcpu { struct list_head q_elem; /* on the runq/depletedq list */ struct list_head replq_elem; /* on the replenishment events list */ - /* Up-pointers */ - struct rt_dom *sdom; - struct vcpu *vcpu; - /* VCPU parameters, in nanoseconds */ s_time_t period; s_time_t budget; @@ -198,6 +197,10 @@ struct rt_vcpu { s_time_t last_start; /* last start time */ s_time_t cur_deadline; /* current deadline for EDF */ + /* Up-pointers */ + struct rt_dom *sdom; + struct vcpu *vcpu; + unsigned flags; /* mark __RTDS_scheduled, etc.. */ };