Messages in this thread | | | Date | Mon, 28 Jun 2021 17:57:35 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH 7/7] posix-cpu-timers: Recalc next expiration when timer_settime() ends up not queueing |
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On Wed, Jun 23, 2021 at 01:41:55AM +0200, Frederic Weisbecker wrote: > include/linux/posix-timers.h | 7 +++++- > kernel/time/posix-cpu-timers.c | 41 +++++++++++++++++++++++++++++----- > 2 files changed, 41 insertions(+), 7 deletions(-) > > diff --git a/include/linux/posix-timers.h b/include/linux/posix-timers.h > index 4cf1fbe8d1bc..00fef0064355 100644 > --- a/include/linux/posix-timers.h > +++ b/include/linux/posix-timers.h > @@ -82,9 +82,14 @@ static inline bool cpu_timer_enqueue(struct timerqueue_head *head, > return timerqueue_add(head, &ctmr->node); > } > > +static inline bool cpu_timer_queued(struct cpu_timer *ctmr) > +{ > + return !!ctmr->head;
Sad that we can't check sighand lock here... but I agree that adding that will be messy :/
> +}
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