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From: Don Zickus <dzickus@redhat.com>
To: "Luck, Tony" <tony.luck@intel.com>
Cc: "x86@kernel.org" <x86@kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	"seiji.aguchi@hds.com" <seiji.aguchi@hds.com>,
	"ak@linux.intel.com" <ak@linux.intel.com>,
	"mjg@redhat.com" <mjg@redhat.com>,
	"levinsasha928@gmail.com" <levinsasha928@gmail.com>
Subject: Re: [PATCH 2/2] x86, reschedule: check to see if system is shutting down
Date: Fri, 10 Feb 2012 17:53:31 -0500	[thread overview]
Message-ID: <20120210225331.GO5650@redhat.com> (raw)
In-Reply-To: <3908561D78D1C84285E8C5FCA982C28F03AA72@ORSMSX104.amr.corp.intel.com>

On Fri, Feb 10, 2012 at 10:42:24PM +0000, Luck, Tony wrote:
> -		WARN_ON(1);
> +		if (atomic_read(&stopping_cpu) == -1)
> +			/* system is not shutting down.. yell */
> +			WARN_ON(1);
> 
> Should that be written as:
> 
> 		/* system is not shutting down.. yell */
> 		WARN_ON(atomic_read(&stopping_cpu) == -1);
> 
> the
> 		if (something)
> 			WARN_ON(1);
> 
> looks weird.

Indeed.  In my haste, I wrote some pretty sloppy code.

Thanks for catching that.

Cheers,
Don

  reply	other threads:[~2012-02-10 22:53 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-10 21:02 [PATCH 0/2] x86, reboot: cleanup NMI and REBOOT_IRQ Don Zickus
2012-02-10 21:02 ` [PATCH 1/2] x86, reboot: revert stop_other_cpus to using IRQ with NMI fallback Don Zickus
2012-02-10 21:02 ` [PATCH 2/2] x86, reschedule: check to see if system is shutting down Don Zickus
2012-02-10 22:42   ` Luck, Tony
2012-02-10 22:53     ` Don Zickus [this message]
  -- strict thread matches above, loose matches on Subject: below --
2012-02-13 20:27 [PATCH 0/2 v2] x86, reboot: cleanup NMI and REBOOT_IRQ Don Zickus
2012-02-13 20:27 ` [PATCH 2/2] x86, reschedule: check to see if system is shutting down Don Zickus
2012-02-13 21:22   ` Seiji Aguchi
2012-02-13 22:43     ` Don Zickus
2012-02-15 11:26   ` Peter Zijlstra
2012-02-15 14:54     ` Don Zickus
2012-02-15 14:57       ` Peter Zijlstra
2012-02-15 15:57         ` Don Zickus
2012-02-15 17:59           ` Peter Zijlstra
2012-02-16  3:14             ` Don Zickus

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