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-rw-r--r--arch/powerpc/kernel/process.c2
-rw-r--r--arch/powerpc/kernel/time.c25
-rw-r--r--arch/s390/kernel/time.c4
-rw-r--r--arch/s390/kernel/vtime.c8
4 files changed, 3 insertions, 36 deletions
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index b9d88374f14..41e13f4cc6e 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -350,7 +350,7 @@ struct task_struct *__switch_to(struct task_struct *prev,
local_irq_save(flags);
account_system_vtime(current);
- account_process_vtime(current);
+ account_process_tick(current, 0);
calculate_steal_time();
last = _switch(old_thread, new_thread);
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index 9eb3284deac..a70dfb76d0a 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -259,7 +259,7 @@ void account_system_vtime(struct task_struct *tsk)
* user and system time records.
* Must be called with interrupts disabled.
*/
-void account_process_vtime(struct task_struct *tsk)
+void account_process_tick(struct task_struct *tsk, int user_tick)
{
cputime_t utime, utimescaled;
@@ -274,18 +274,6 @@ void account_process_vtime(struct task_struct *tsk)
account_user_time_scaled(tsk, utimescaled);
}
-static void account_process_time(struct pt_regs *regs)
-{
- int cpu = smp_processor_id();
-
- account_process_vtime(current);
- run_local_timers();
- if (rcu_pending(cpu))
- rcu_check_callbacks(cpu, user_mode(regs));
- scheduler_tick();
- run_posix_cpu_timers(current);
-}
-
/*
* Stuff for accounting stolen time.
*/
@@ -375,7 +363,6 @@ static void snapshot_purr(void)
#else /* ! CONFIG_VIRT_CPU_ACCOUNTING */
#define calc_cputime_factors()
-#define account_process_time(regs) update_process_times(user_mode(regs))
#define calculate_steal_time() do { } while (0)
#endif
@@ -599,16 +586,6 @@ void timer_interrupt(struct pt_regs * regs)
get_lppaca()->int_dword.fields.decr_int = 0;
#endif
- /*
- * We cannot disable the decrementer, so in the period
- * between this cpu's being marked offline in cpu_online_map
- * and calling stop-self, it is taking timer interrupts.
- * Avoid calling into the scheduler rebalancing code if this
- * is the case.
- */
- if (!cpu_is_offline(cpu))
- account_process_time(regs);
-
if (evt->event_handler)
evt->event_handler(evt);
else
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
index a963fe81359..22b800ce212 100644
--- a/arch/s390/kernel/time.c
+++ b/arch/s390/kernel/time.c
@@ -145,12 +145,8 @@ void account_ticks(u64 time)
do_timer(ticks);
#endif
-#ifdef CONFIG_VIRT_CPU_ACCOUNTING
- account_tick_vtime(current);
-#else
while (ticks--)
update_process_times(user_mode(get_irq_regs()));
-#endif
s390_do_profile();
}
diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c
index 84ff78de6ba..c5f05b3fb2c 100644
--- a/arch/s390/kernel/vtime.c
+++ b/arch/s390/kernel/vtime.c
@@ -32,7 +32,7 @@ static DEFINE_PER_CPU(struct vtimer_queue, virt_cpu_timer);
* Update process times based on virtual cpu times stored by entry.S
* to the lowcore fields user_timer, system_timer & steal_clock.
*/
-void account_tick_vtime(struct task_struct *tsk)
+void account_process_tick(struct task_struct *tsk, int user_tick)
{
cputime_t cputime;
__u64 timer, clock;
@@ -64,12 +64,6 @@ void account_tick_vtime(struct task_struct *tsk)
S390_lowcore.steal_clock -= cputime << 12;
account_steal_time(tsk, cputime);
}
-
- run_local_timers();
- if (rcu_pending(smp_processor_id()))
- rcu_check_callbacks(smp_processor_id(), rcu_user_flag);
- scheduler_tick();
- run_posix_cpu_timers(tsk);
}
/*