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From: Frederic Weisbecker <frederic@kernel.org>
To: "Christophe Leroy (CS GROUP)" <chleroy@kernel.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Alexander Gordeev <agordeev@linux.ibm.com>,
	Anna-Maria Behnsen <anna-maria@linutronix.de>,
	Ben Segall <bsegall@google.com>,
	Boqun Feng <boqun.feng@gmail.com>,
	Christian Borntraeger <borntraeger@linux.ibm.com>,
	Dietmar Eggemann <dietmar.eggemann@arm.com>,
	Heiko Carstens <hca@linux.ibm.com>,
	Ingo Molnar <mingo@redhat.com>,
	Jan Kiszka <jan.kiszka@siemens.com>,
	Joel Fernandes <joelagnelf@nvidia.com>,
	Juri Lelli <juri.lelli@redhat.com>,
	Kieran Bingham <kbingham@kernel.org>,
	Madhavan Srinivasan <maddy@linux.ibm.com>,
	Mel Gorman <mgorman@suse.de>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Neeraj Upadhyay <neeraj.upadhyay@kernel.org>,
	Nicholas Piggin <npiggin@gmail.com>,
	"Paul E . McKenney" <paulmck@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Shrikanth Hegde <sshegde@linux.ibm.com>,
	Steven Rostedt <rostedt@goodmis.org>,
	Sven Schnelle <svens@linux.ibm.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Uladzislau Rezki <urezki@gmail.com>,
	Valentin Schneider <vschneid@redhat.com>,
	Vasily Gorbik <gor@linux.ibm.com>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	Viresh Kumar <viresh.kumar@linaro.org>,
	Xin Zhao <jackzxcui1989@163.com>,
	linux-pm@vger.kernel.org, linux-s390@vger.kernel.org,
	linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH 04/14] powerpc/time: Prepare to stop elapsing in dynticks-idle
Date: Wed, 29 Apr 2026 15:42:43 +0200	[thread overview]
Message-ID: <afIK02h-gBvuqJnn@pavilion.home> (raw)
In-Reply-To: <2dab11d1-18ca-4da4-a33e-3f2c3c4b6320@kernel.org>

Le Mon, Apr 13, 2026 at 01:00:07PM +0200, Christophe Leroy (CS GROUP) a écrit :
> > @@ -37,11 +37,17 @@ extern void vtime_account_irq(struct task_struct *tsk, unsigned int offset);
> >   extern void vtime_account_softirq(struct task_struct *tsk);
> >   extern void vtime_account_hardirq(struct task_struct *tsk);
> >   extern void vtime_flush(struct task_struct *tsk);
> > +extern void vtime_reset(void);
> > +extern void vtime_dyntick_start(void);
> > +extern void vtime_dyntick_stop(void);
> >   #else /* !CONFIG_VIRT_CPU_ACCOUNTING_NATIVE */
> >   static inline void vtime_account_irq(struct task_struct *tsk, unsigned int offset) { }
> >   static inline void vtime_account_softirq(struct task_struct *tsk) { }
> >   static inline void vtime_account_hardirq(struct task_struct *tsk) { }
> >   static inline void vtime_flush(struct task_struct *tsk) { }
> > +static inline void vtime_reset(void) { }
> > +static inline void vtime_dyntick_start(void) { }
> > +extern inline void vtime_dyntick_stop(void) { }
> 
> You mean 'static' inline, not 'extern' ?

I might have been too creative here, yes.

Thanks.

> 
> Christophe
> 
> >   #endif
> >   /*
> 

-- 
Frederic Weisbecker
SUSE Labs

  reply	other threads:[~2026-04-29 13:42 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-31 13:16 [PATCH 00/14 v3] tick/sched: Refactor idle cputime accounting Frederic Weisbecker
2026-03-31 13:16 ` [PATCH 01/14] sched/idle: Handle offlining first in idle loop Frederic Weisbecker
2026-03-31 13:59   ` Rafael J. Wysocki
2026-03-31 13:16 ` [PATCH 02/14] sched/cputime: Remove superfluous and error prone kcpustat_field() parameter Frederic Weisbecker
2026-03-31 13:16 ` [PATCH 03/14] sched/cputime: Correctly support generic vtime idle time Frederic Weisbecker
2026-03-31 13:16 ` [PATCH 04/14] powerpc/time: Prepare to stop elapsing in dynticks-idle Frederic Weisbecker
2026-04-13 11:00   ` Christophe Leroy (CS GROUP)
2026-04-29 13:42     ` Frederic Weisbecker [this message]
2026-03-31 13:16 ` [PATCH 05/14] s390/time: " Frederic Weisbecker
2026-03-31 13:16 ` [PATCH 06/14] tick/sched: Unify idle cputime accounting Frederic Weisbecker
2026-03-31 13:16 ` [PATCH 07/14] tick/sched: Remove nohz disabled special case in cputime fetch Frederic Weisbecker
2026-03-31 13:16 ` [PATCH 08/14] tick/sched: Move dyntick-idle cputime accounting to cputime code Frederic Weisbecker
2026-03-31 13:16 ` [PATCH 09/14] tick/sched: Remove unused fields Frederic Weisbecker
2026-03-31 13:16 ` [PATCH 10/14] tick/sched: Account tickless idle cputime only when tick is stopped Frederic Weisbecker
2026-03-31 13:16 ` [PATCH 11/14] tick/sched: Consolidate idle time fetching APIs Frederic Weisbecker
2026-03-31 13:16 ` [PATCH 12/14] sched/cputime: Provide get_cpu_[idle|iowait]_time_us() off-case Frederic Weisbecker
2026-03-31 13:16 ` [PATCH 13/14] sched/cputime: Handle idle irqtime gracefully Frederic Weisbecker
2026-03-31 13:16 ` [PATCH 14/14] sched/cputime: Handle dyntick-idle steal time correctly Frederic Weisbecker

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