linux-kernel - Re: [PATCH 1/2] Add a kexec_crash

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Message-ID: <20160713125232.GA32462@x>
Date:	Wed, 13 Jul 2016 05:52:33 -0700
From:	Josh Triplett <josh@...htriplett.org>
To:	Petr Tesarik <ptesarik@...e.com>
Cc:	Juergen Gross <jgross@...e.com>, Ingo Molnar <mingo@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Eric Biederman <ebiederm@...ssion.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Boris Ostrovsky <boris.ostrovsky@...cle.com>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Dave Young <dyoung@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	David Vrabel <david.vrabel@...rix.com>,
	"moderated list:XEN HYPERVISOR INTERFACE" 
	<xen-devel@...ts.xenproject.org>,
	"maintainer:X86 ARCHITECTURE 32-BIT AND 64-BIT" <x86@...nel.org>,
	"open list:KEXEC" <kexec@...ts.infradead.org>,
	open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] Add a kexec_crash_loaded() function

On Wed, Jul 13, 2016 at 02:19:55PM +0200, Petr Tesarik wrote:
> --- a/kernel/kexec_core.c
> +++ b/kernel/kexec_core.c
> @@ -95,6 +95,12 @@ int kexec_should_crash(struct task_struct *p)
>  	return 0;
>  }
>  
> +int kexec_crash_loaded(void)
> +{
> +	return !!kexec_crash_image;
> +}

Nit: this function should return bool rather than int, since it
effectively returns true/false.