Commit 1f6d6e8e authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'v28-range-hrtimers-for-linus-v2' of... 

Merge branch 'v28-range-hrtimers-for-linus-v2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

* 'v28-range-hrtimers-for-linus-v2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (37 commits)
  hrtimers: add missing docbook comments to struct hrtimer
  hrtimers: simplify hrtimer_peek_ahead_timers()
  hrtimers: fix docbook comments
  DECLARE_PER_CPU needs linux/percpu.h
  hrtimers: fix typo
  rangetimers: fix the bug reported by Ingo for real
  rangetimer: fix BUG_ON reported by Ingo
  rangetimer: fix x86 build failure for the !HRTIMERS case
  select: fix alpha OSF wrapper
  select: fix alpha OSF wrapper
  hrtimer: peek at the timer queue just before going idle
  hrtimer: make the futex() system call use the per process slack value
  hrtimer: make the nanosleep() syscall use the per process slack
  hrtimer: fix signed/unsigned bug in slack estimator
  hrtimer: show the timer ranges in /proc/timer_list
  hrtimer: incorporate feedback from Peter Zijlstra
  hrtimer: add a hrtimer_start_range() function
  hrtimer: another build fix
  hrtimer: fix build bug found by Ingo
  hrtimer: make select() and poll() use the hrtimer range feature
  ...
parents db563fc2 268a3dcf

arch/alpha/kernel/osf_sys.c

+7 −6
Original line number Diff line number Diff line
@@ -983,10 +983,12 @@ asmlinkage int 
osf_select(int n, fd_set __user *inp, fd_set __user *outp, fd_set __user *exp,

	   struct timeval32 __user *tvp)

{

	s64 timeout = MAX_SCHEDULE_TIMEOUT;

	struct timespec end_time, *to = NULL;

	if (tvp) {

		time_t sec, usec;



		to = &end_time;



		if (!access_ok(VERIFY_READ, tvp, sizeof(*tvp))

		    || __get_user(sec, &tvp->tv_sec)

		    || __get_user(usec, &tvp->tv_usec)) {
@@ -996,14 +998,13 @@ osf_select(int n, fd_set __user *inp, fd_set __user *outp, fd_set __user *exp, 
		if (sec < 0 || usec < 0)

			return -EINVAL;



		if ((unsigned long) sec < MAX_SELECT_SECONDS) {

			timeout = (usec + 1000000/HZ - 1) / (1000000/HZ);

			timeout += sec * (unsigned long) HZ;

		}

		if (poll_select_set_timeout(to, sec, usec * NSEC_PER_USEC))

			return -EINVAL;		



	}



	/* OSF does not copy back the remaining time.  */

	return core_sys_select(n, inp, outp, exp, &timeout);

	return core_sys_select(n, inp, outp, exp, to);

}



struct rusage32 {

arch/ia64/kvm/kvm-ia64.c

+1 −1
Original line number Diff line number Diff line
@@ -1114,7 +1114,7 @@ static void kvm_migrate_hlt_timer(struct kvm_vcpu *vcpu) 
	struct hrtimer *p_ht = &vcpu->arch.hlt_timer;



	if (hrtimer_cancel(p_ht))

		hrtimer_start(p_ht, p_ht->expires, HRTIMER_MODE_ABS);

		hrtimer_start_expires(p_ht, HRTIMER_MODE_ABS);

}



static enum hrtimer_restart hlt_timer_fn(struct hrtimer *data)

arch/powerpc/oprofile/cell/spu_profiler.c

+1 −1
Original line number Diff line number Diff line
@@ -195,7 +195,7 @@ int start_spu_profiling(unsigned int cycles_reset) 
	pr_debug("timer resolution: %lu\n", TICK_NSEC);

	kt = ktime_set(0, profiling_interval);

	hrtimer_init(&timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);

	timer.expires = kt;

	hrtimer_set_expires(&timer, kt);

	timer.function = profile_spus;



	/* Allocate arrays for collecting SPU PC samples */

arch/x86/kvm/i8254.c

+4 −4
Original line number Diff line number Diff line
@@ -204,10 +204,10 @@ static int __pit_timer_fn(struct kvm_kpit_state *ps) 
	if (vcpu0 && waitqueue_active(&vcpu0->wq))

		wake_up_interruptible(&vcpu0->wq);



	pt->timer.expires = ktime_add_ns(pt->timer.expires, pt->period);

	pt->scheduled = ktime_to_ns(pt->timer.expires);

	hrtimer_add_expires_ns(&pt->timer, pt->period);

	pt->scheduled = hrtimer_get_expires_ns(&pt->timer);

	if (pt->period)

		ps->channels[0].count_load_time = pt->timer.expires;

		ps->channels[0].count_load_time = hrtimer_get_expires(&pt->timer);



	return (pt->period == 0 ? 0 : 1);

}
@@ -257,7 +257,7 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu) 


	timer = &pit->pit_state.pit_timer.timer;

	if (hrtimer_cancel(timer))

		hrtimer_start(timer, timer->expires, HRTIMER_MODE_ABS);

		hrtimer_start_expires(timer, HRTIMER_MODE_ABS);

}



static void destroy_pit_timer(struct kvm_kpit_timer *pt)

arch/x86/kvm/lapic.c

+2 −4
Original line number Diff line number Diff line
@@ -946,9 +946,7 @@ static int __apic_timer_fn(struct kvm_lapic *apic) 


	if (apic_lvtt_period(apic)) {

		result = 1;

		apic->timer.dev.expires = ktime_add_ns(

					apic->timer.dev.expires,

					apic->timer.period);

		hrtimer_add_expires_ns(&apic->timer.dev, apic->timer.period);

	}

	return result;

}
@@ -1117,7 +1115,7 @@ void __kvm_migrate_apic_timer(struct kvm_vcpu *vcpu) 


	timer = &apic->timer.dev;

	if (hrtimer_cancel(timer))

		hrtimer_start(timer, timer->expires, HRTIMER_MODE_ABS);

		hrtimer_start_expires(timer, HRTIMER_MODE_ABS);

}



void kvm_lapic_sync_from_vapic(struct kvm_vcpu *vcpu)

CRA Git | Maintained and supported by SUSTech CRA and CCSE