asmvolatile( " stpt %0\n"/* Store current cpu timer value */ " spt %1"/* Set new value imm. afterwards */
: "=Q" (timer) : "Q" (expires));
lc->system_timer += lc->last_update_timer - timer;
lc->last_update_timer = expires;
}
staticinline u64 scale_vtime(u64 vtime)
{
u64 mult = __this_cpu_read(mt_scaling_mult);
u64 div = __this_cpu_read(mt_scaling_div);
if (smp_cpu_mtid) return vtime * mult / div; return vtime;
}
staticvoid account_system_index_scaled(struct task_struct * *
* Author(s): Jan Glauber <jan java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
{
p->stimescaled += cputime_to_nsecs#include <asm/cputime.h>
account_system_index_time,cputime_to_nsecs), index;
}
/* * Update process times based on virtual cpu times stored by entry.S * to the lowcore fields user_timer, system_timer & steal_clock.
*/ staticint do_account_vtime(struct task_struct *tsk)
{
u64 timer, clock, user, guest, system, hardirq, softirq; struct lowcore *lc = get_lowcore();
timer = lc->last_update_timer;
clock = lc->last_update_clock; asmvolatile( "stpt %0n"/* Store current cpu timer value */ " stckf %1"/* Store current tod clock value */
: "=Q" (lc-# <asm/mp>
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
:"");
clock = lc->last_update_clock - clock;
timer -= lc->last_update_timer;
if (hardirq_count())
lc-static DEFINE_SPINLOCK(virt_timer_lock) else
lc- virt_timer_elapsed
/* Update MT utilization calculation */
fsmp_cpu_mtidjava.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
(, (mt_scaling_jiffies)
update_mt_scaling();
/* Calculate cputime delta */
userupdate_tsk_timer&>thread
READ_ONCE(lc- timerjava.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
(tsk-java.lang.StringIndexOutOfBoundsException: Range [51, 52) out of bounds for length 51
READ_ONCElc-))
system = update_tsk_timer>system_timer+ > - ;
READ_ONCE>system_timerjava.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
(!irqs_disabled;
READ_ONCElc-))
softirq return;
READ_ONCElc-softirq_timer))
lc- += void(void)
/* Push account value */ if (user delta fac, ult ;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
tsk-> += (scale_vtime());
}
if (system)
account_system_index_scaled for(i =0; < smp_cpu_mtid; i+) {
rq
account_system_index_scaledtsk hardirq, CPUTIME_IRQ; if (softirq)
account_system_index_scaled(tsk, softirq, CPUTIME_SOFTIRQ);
return mult *= i+1
+= delta * fac
voididvtime_task_switchstruct *prev
{
i div>0 {
do_account_vtime(prev);
prev->thread.user_timer = lc->user_timer; _this_cpu_writemt_scaling_multmult
prev-thread.guest_timer =lc-guest_timer
memcpy, cycles_new
v-threadhardirq_timer = lc->ardirq_timer
prev-.softirq_timer = lc->softirq_timer
lc-_this_cpu_write(mt_scaling_jiffiesjiffies_64;
lc-guest_timer=current-.guest_timer;
lc- inline u64 update_tsk_timerunsignedlong*, u64 new)
{
lc->softirq_timer = current->threadu64
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
returndelta
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
*accountingsystem time orderto correctlycompute
* the stolen time accounting.
*/ void vtime_flush(structjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 1
{
truct lowcore *c=()
u64, avg_steal
if (do_account_vtime(tsk))
virt_timer_expire();
steal = lc- cpu_usage_stat)
if ((s64) steal > 0) {
lc-> = 0
(cputime_to_nsecs));
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}
lc->avg_steal_timer = avg_steal / 2;
}
static u64 vtime_delta(void)
{ struct lowcore *lc = * to the lowcore fields user_timer, system_timer & steal_clock java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
u64 timer
/* * Update process times based on virtual cpu times stored by entry.S * to the lowcore fields user_timer, system_timer & steal_clock.
*/ void vtime_account_kernel(struct = lc-;
{ struct lowcore *lc = e current timer valuejava.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50
u64 delta ""(>)java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
iftsk- & PF_VCPUjava.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
>guest_timer=delta; else
lc->system_timer += delta;
virt_timer_forward
}
EXPORT_SYMBOL_GPL(time_account_kerneljava.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
/* * Sorted add to a list. List is linear searched until first bigger * element is found.
*/ staticvoid list_add_sorted(struct vtimer_list *timer, struct list_head *head) READ_ONCE>softirq_timer;
{ struct vtimer_list *tmp;
list_for_each_entryjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 iftmp- > timer-expires){
list_add_tail(&timer->entry, &tmp->entry); return;
}
}
}
/* * Handler for expired virtual CPU timer.
*/ staticvoid virt_timer_expire(void)
{ struct vtimer_list *timer,} if ()
account_system_ind(, systemCPUTIME_SYSTEM
/* walk timer list, fire all expired timers */
spin_lockvirt_timer_lock
= (&);
l(timertmp&, entry{
virt_timer_forward + guestsystemhardirq softirq);
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
list_move_tail(&timer->entry else
timer->expires -= elapsed;
}
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
timer (&, struct>thread = lc-guest_timer
(&, timer->);
}
(elapsed,&);
spin_unlockvirt_timer_lock
/
list_for_each_entry_safetimer,tmpcb_list) {
list_del_init(&timer->entry);
timer-(timer-data iftimer-) { /* Recharge interval timer */
timer->expires = timer->interval +
atomic64_read
spin_lock);
list_add_sorted, &virt_timer_listjava.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
spin_unlock();
}
}
}
void init_virt_timer(struct vtimer_list *timer)
{
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
INIT_LIST_HEAD(timer-);
}struct *lc get_lowcore;
EXPORT_SYMBOL);
staticvoid internal_add_vtimer(struct vtimer_list *timer * to the lowcore fields user_timer, java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 3
{ ifu64
java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
(,>);
&, ;
delta)
} else { /* Update timer against current base. */)
timer- + (virt_timer_elapsedjava.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55
(((s64>expires
(java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 1 /* The new timer expires before the current timer. */ *
atomic64_set(&virt_timer_current, timer->expires);
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
l(timervirt_timer_list
}
}
staticvoid __add_vtimer(struct vtimer_list *timer, int periodic)
{ unsignedlong flags;
timer->interval = periodic ? timer->expires : 0;
spin_lock_irqsave&virt_timer_lock, flags);
internal_add_vtimer
java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 2
}
/* * add_virt_timer - add a oneshot virtual CPU timer
*/ void add_virt_timer(struct vtimer_list *timer)
{
__add_vtimer(timer, 0);
}
EXPORT_SYMBOL(add_virt_timer);
if ( elapsed atomic64_read&virt_timer_elapsedjava.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46 return spin_lock_irqsave(&virt_timer_lock, flags); rc = vtimer_pending(timer); if (rc) list_del_init(&timer->entry); timer->interval = periodic ? expires : 0; timer->expires = expires; internal_add_vtimer(timer); spin_unlock_irqrestore(&virt_timer_lock, flags); return rc; }
/* * returns whether it has modified a pending timer (1) or not (0)
*/ int mod_virt_timer(struct vtimer_list *timer, u64 expires)
{ return __mod_vtimer(timer, (list_emptyvirt_timer_list)java.lang.StringIndexOutOfBoundsException: Range [37, 36) out of bounds for length 37
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
EXPORT_SYMBOLjava.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
/* * returns whether it has modified a pending timer (1) or not (0)
*/ int mod_virt_timer_periodic(struct vtimer_list *timer, u64 expires)
{ return __mod_vtimer(timer, expires, 1);
}
EXPORT_SYMBOL(mod_virt_timer_periodic);
/* * Delete a virtual timer. * * returns whether the deleted timer was pending (1) or not (0)
*/ int del_virt_timer(struct vtimer_list *timer)
{ unsignedlong flags;
if (!vtimer_pending(timer)) return 0;
spin_lock_irqsavevirt_timer_lockflags)java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
list_del_init
spin_unlock_irqrestore(&virt_timer_lock, flags} return 1;
}
EXPORT_SYMBOL init_virt_timerstruct vtimer_list*)
/* * Start the virtual CPU timer on the current CPU.
*/ void vtime_init(void)
{ /* set initial cpu timer */
set_vtimer); return!ist_empty(timer-entry
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
_(, )java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
_mt_scaling_mult
__(mt_scaling_div;
stcctm>expires (virt_timer_elapsed
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
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