linux-kernel - Re: [PATCH v2 1/2] sched: add cond_resched

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Date:	Thu, 11 Dec 2014 13:31:54 +0000
From:	"Jan Beulich" <JBeulich@...e.com>
To:	"Luis R. Rodriguez" <mcgrof@...not-panic.com>
Cc:	<luto@...capital.net>, <david.vrabel@...rix.com>,
	<rostedt@...dmis.org>, <masami.hiramatsu.pt@...achi.com>,
	<peterz@...radead.org>, <x86@...nel.org>, <tglx@...utronix.de>,
	<xen-devel@...ts.xenproject.org>, <konrad.wilk@...cle.com>,
	<mingo@...hat.com>, "Juergen Gross" <JGross@...e.com>,
	"Luis Rodriguez" <Mcgrof@...e.com>, "Borislav Petkov" <bp@...e.de>,
	<bpoirier@...e.de>, <linux-kernel@...r.kernel.org>, <hpa@...or.com>
Subject: Re: [PATCH v2 1/2] sched: add cond_resched_irq()

>>> On 11.12.14 at 00:34, <mcgrof@...not-panic.com> wrote:
> --- a/kernel/sched/core.c
> +++ b/kernel/sched/core.c
> @@ -4239,6 +4239,16 @@ int __sched _cond_resched(void)
>  }
>  EXPORT_SYMBOL(_cond_resched);
>  
> +int __sched cond_resched_irq(void)
> +{
> +	if (should_resched()) {
> +		preempt_schedule_irq();
> +		return 1;
> +	}
> +	return 0;
> +}
> +EXPORT_SYMBOL_GPL(cond_resched_irq);

Do you really want to export to modules a symbol like this?

Jan

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