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Message-ID: <0eab402d-f18f-4831-0be3-2ecaea40a62d@oracle.com>
Date: Wed, 13 Mar 2024 16:06:11 -0400
From: Chris Hyser <chris.hyser@...cle.com>
To: "Joel Fernandes (Google)" <joel@...lfernandes.org>,
linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...hat.com>,
Peter Zijlstra <peterz@...radead.org>,
Juri Lelli <juri.lelli@...hat.com>,
Vincent Guittot <vincent.guittot@...aro.org>,
Dietmar Eggemann <dietmar.eggemann@....com>,
Steven Rostedt <rostedt@...dmis.org>, Ben Segall <bsegall@...gle.com>,
Mel Gorman <mgorman@...e.de>,
Daniel Bristot de Oliveira
<bristot@...hat.com>,
Valentin Schneider <vschneid@...hat.com>
Cc: Suleiman Souhlal <suleiman@...gle.com>,
Youssef Esmat <youssefesmat@...gle.com>,
David Vernet <void@...ifault.com>,
Thomas Gleixner <tglx@...utronix.de>,
"Paul E . McKenney"
<paulmck@...nel.org>,
joseph.salisbury@...onical.com,
Luca Abeni <luca.abeni@...tannapisa.it>,
Tommaso Cucinotta <tommaso.cucinotta@...tannapisa.it>,
Vineeth Pillai <vineeth@...byteword.org>,
Shuah Khan <skhan@...uxfoundation.org>, Phil Auld <pauld@...hat.com>
Subject: Re: [PATCH v2 10/15] sched: Fix build error in "sched/rt: Remove
default bandwidth control"
On 3/12/24 21:24, Joel Fernandes (Google) wrote:
> This fixes a build error introduced by "sched/rt: Remove default
> bandwidth control". The issue happens because a function is unused
> when !CONFIG_SMP. It could be squashed into the original patch.
>
> Signed-off-by: Joel Fernandes (Google) <joel@...lfernandes.org>
Reviewed-by: Chris Hyser <chris.hyser@...cle.com>
> ---
> kernel/sched/rt.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c
> index 37bee56a70f7..d3065fe35c61 100644
> --- a/kernel/sched/rt.c
> +++ b/kernel/sched/rt.c
> @@ -964,8 +964,10 @@ struct rt_rq *sched_rt_period_rt_rq(struct rt_bandwidth *rt_b, int cpu)
> return &cpu_rq(cpu)->rt;
> }
>
> +#ifdef CONFIG_SMP
> static void __enable_runtime(struct rq *rq) { }
> static void __disable_runtime(struct rq *rq) { }
> +#endif
>
> #endif /* CONFIG_RT_GROUP_SCHED */
>
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