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
next prev parent 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
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=afIK02h-gBvuqJnn@pavilion.home \
--to=frederic@kernel.org \
--cc=agordeev@linux.ibm.com \
--cc=anna-maria@linutronix.de \
--cc=boqun.feng@gmail.com \
--cc=borntraeger@linux.ibm.com \
--cc=bsegall@google.com \
--cc=chleroy@kernel.org \
--cc=dietmar.eggemann@arm.com \
--cc=gor@linux.ibm.com \
--cc=hca@linux.ibm.com \
--cc=jackzxcui1989@163.com \
--cc=jan.kiszka@siemens.com \
--cc=joelagnelf@nvidia.com \
--cc=juri.lelli@redhat.com \
--cc=kbingham@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pm@vger.kernel.org \
--cc=linux-s390@vger.kernel.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=maddy@linux.ibm.com \
--cc=mgorman@suse.de \
--cc=mingo@redhat.com \
--cc=mpe@ellerman.id.au \
--cc=neeraj.upadhyay@kernel.org \
--cc=npiggin@gmail.com \
--cc=paulmck@kernel.org \
--cc=peterz@infradead.org \
--cc=rafael@kernel.org \
--cc=rostedt@goodmis.org \
--cc=sshegde@linux.ibm.com \
--cc=svens@linux.ibm.com \
--cc=tglx@linutronix.de \
--cc=urezki@gmail.com \
--cc=vincent.guittot@linaro.org \
--cc=viresh.kumar@linaro.org \
--cc=vschneid@redhat.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox