From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To: Richard Cochran <richardcochran@gmail.com>
Cc: linux-rt-users@vger.kernel.org
Subject: Re: thread_do_softirq in 4.19
Date: Thu, 21 Jan 2021 16:41:30 +0100 [thread overview]
Message-ID: <20210121154130.hlru3m3cw4sgb7ly@linutronix.de> (raw)
In-Reply-To: <20210108144314.GA23597@hoboy.vegasvil.org>
On 2021-01-08 06:43:14 [-0800], Richard Cochran wrote:
> Dear list,
Hello Richard,
> The function thread_do_softirq() is never used anywhere in
> v4.19.135-rt60.
>
> git grep thread_do_softirq
>
> include/linux/interrupt.h:505:static inline void thread_do_softirq(void) { do_softirq(); }
> include/linux/interrupt.h:515:extern void thread_do_softirq(void);
> kernel/softirq.c:674:void thread_do_softirq(void)
>
> Is it supposed to be called from somewhere, or is it simply dead code?
Dead code. My guess is, that is around unused since the softirq rework
around v3.0/v3.2. I just looked at v3.6-RT and it was unused there, too.
It has been removed it in v5.2-rt1.
> Thanks,
> Richard
Sebastian
prev parent reply other threads:[~2021-01-21 15:42 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-08 14:43 thread_do_softirq in 4.19 Richard Cochran
2021-01-21 15:41 ` Sebastian Andrzej Siewior [this message]
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