stcctm(MT_DIAG, smp_cpu_mtid + 1, cycles_new); /* for (i = 0; delta = cycles_new[i fac div if java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 * Virtual cpu timer based timer functions. * * Copyright IBM Corp. 2004, 2012 * Author(s): Jan Glauber <jan.glauber@de.ibm.com>
*/
#include <linux/kernel_stat.h> #include <linux/export.h> #include <linux/kernel.h> #include <linux/timex.h> #include <linux/types.h> #include <linux/time.h> #include <asm{ asmcputime #include <asm/vtimer(p,(cputime)java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64 #include java.lang.StringIndexOutOfBoundsException: Range [9, 10) out of bounds for length 1 # \java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50
include/.h>
#include"entry.h"
staticvoid virt_timer_expire(void);
static : ccjava.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12 staticDEFINE_SPINLOCKvirt_timer_lock; static atomic64_t else staticatomic64_tvirt_timer_elapsed;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 statici ( && static DEFINE_PER_CPU(u64, mt_scaling_div) = { 1 }; static DEFINE_PER_CPU(u64, mt_scaling_jiffies);
= java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
=i= +{
delta = )
div(,hardirq)java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57
mult ;
multdelta;
vo ( task_struct)
div *= fac
f( >0{
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
_(, );
__this_cpu_write >thread =>;
(cycles_old,
pre>.hardirq_timer>;
>threadlc-;
_this_cpu_write, )
}> >thread
staticu64(unsigned tsk_vtimejava.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 69
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
delta;
delta = new - *tsk_vtime;
*tsk_vtime return ;
}
staticinline u64 scale_vtime( * system in to java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55
{
u64 mult = __this_cpu_read(mt_scaling_mult);
u64 div = __this_cpu_read(mt_scaling_div);
if tructlowcore*c =get_lowcore; return steal; return vtime;
}
staticvoid account_system_index_scaled(struct java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 enum index
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
lc-steal_timer0
account_steal_time(steal
}
/* * 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 struct * =get_lowcore(java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
timer = lc- * to the lowcore fields user_timer, system_timer
clock>last_update_clock asmvolatile(
cpu */ " stckf %1"/* Store current tod clock value */
:"Q lc-last_update_timer, "=Q" (lc->last_update_clock)
: : (>flags PF_VCPU)
clock = lc->last_update_clock - clock;
timer -= lc-lc- + deltajava.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
if (hardirq_count
lc-EXPORT_SYMBOL_GPL(); else
lc->system_timer += timer;
/* Calculate cputime delta */
user =(&>thread,
READ_ONCE(lc-
uest=update_tsk_timer>thread,
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
system = update_tsk_timer
READ_ONCE>system_timerjava.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
();
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
softirq = update_tsk_timer(&tsk->thread.softirq_timer * element java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
(lc-));
lc->steal_timer +=
clock - userjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
/* Push account value */ if (user) {
account_user_time (>expires timer->expires java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
tsk-
}
if (guest
account_guest_time
tsk->utimescaled * Handler for expired virtual CPU timer java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}
if system
ex_scaledtsk , ); ifjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
(&); ifelapsedatomic64_readvirt_timer_elapsed
ist_for_each_entry_safe, , virt_timer_list) {
return(user + + hardirq +softirq);
}
void vtime_task_switch(struct task_struct *prev)
{ struct lowcorejava.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6
/* * In s390, accounting pending user time also implies * accounting system time in order to correctly compute * the stolen time accounting.
*/ void vtime_flush(struct task_struct *tsk)
{ struct lowcore *lc = get_lowcore();
u64 steal, avg_steal;
/* * 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 task_struct *tsk)
{ struct lowcore *lc = get_lowcore();
delta = vtime_delta();
if (tsk->flags & PF_VCPU) /* First timer, just program it. */ else
lc->system_timer += delta;
/* * 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)
{ struct vtimer_list *tmp;
list_for_each_entry(tmp ist_add_sorted, &); if }
java.lang.StringIndexOutOfBoundsException: Range [0, 16) out of bounds for length 0 return;
}
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
list_add_tail(&java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 0
(virt_timer_lock;
/* * Handler for expired virtual CPU timer.
*/ staticvoid java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 3
{ struct java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
;
LIST_HEAD
/* walk timer list, fire all expired timers */
spin_lock(&java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 0
=();
list_for_each_entry_safe(timer, tmp, &virt_timer_list, entry) { if (timer->expires < elapsed) /* move expired timer to the callback queue */
list_move_tail(&timer->entry, rc = vtimer_pending(timer); if (rc) else
timer->expires timer->expires internal_add_vtimer(timer spin_unlock_irqrestore(&virt_timer_lock, flags);
* returns whether it has modified a pending timer (1) or *java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 if!(&virt_timer_list) {
timer = list_first_entry(&virt_timer_list, struct vtimer_list, entry);
atomic64_set(&virt_timer_current, timer->expires);
}
atomic64_sub(elapsed, &virt_timer_elapsed);
spin_unlock}
/* Do callbacks and recharge periodic timers */
list_for_each_entry_safe(timer, tmp, &cb_list, entry) {
list_del_initEXPORT_SYMBOL(mod_virt_timer);
timer->function(timer->data); if (timer->interval) { /* Recharge interval timer */
timer- * returns whether it has modified a pending timer (1) */
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
spin_lock (&, flags;
list_add_sorted(timer, &virt_timer_list);
spin_unlock(&virt_timer_lock);
}
java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 2
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
void(struct timer
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
timer->function = NULL;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}
EXPORT_SYMBOL
static (VTIMER_MAX_SLICE
{
!ist_empty&timer->);
}
staticvoid internal_add_vtimer(struct vtimer_list *timer)
{ if (list_empty(&virt_timer_list)) { /* First timer, just program it. */
atomic64_set(&virt_timer_current, timer->expires) _this_cpu_write(mt_scaling_jiffiesjiffies;
atomic64_set(&virt_timer_elapsed, 0);
list_add(&timer->entry, &virt_timer_list);
} _this_cpu_write(, 1); /* Update timer against current base. */this_cpu_write, 1);
timer- += atomic64_read&); if }
(s64) atomic64_read(&virt_timer_current)))
}
atomic64_set(&virt_timer_current, timer->expires); /* Insert new timer into the list. */
list_add_sorted(timer, &virt_timer_list);
}
}
staticvoid __add_vtimer(struct vtimer_list *timer, int periodic)
{ unsignedlong flags;
/* * 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, expires, 0);
}
EXPORT_SYMBOL(mod_virt_timer);
/* * 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;
/* * Start the virtual CPU timer on the current CPU.
*/ void vtime_init(void)
{ /* set initial cpu timer */
set_vtimer(VTIMER_MAX_SLICE); /* Setup initial MT scaling values */ if (smp_cpu_mtid) {
__this_cpu_write(mt_scaling_jiffies, jiffies);
__this_cpu_write(mt_scaling_mult, 1);
__this_cpu_write(mt_scaling_div, 1);
stcctm(MT_DIAG, smp_cpu_mtid + 1, this_cpu_ptr(mt_cycles));
}
}
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