linux-kernel - Re: 2.6.18-rt7: rollover with 32-bit cycles

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Message-ID: <20061109091404.GA23876@elte.hu>
Date:	Thu, 9 Nov 2006 10:14:04 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Kevin Hilman <khilman@...sta.com>
Cc:	john cooper <john.cooper@...rd-harmonic.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	linux-kernel@...r.kernel.org
Subject: Re: 2.6.18-rt7: rollover with 32-bit cycles_t


* Kevin Hilman <khilman@...sta.com> wrote:

> -	if (T2 < T1)
> +
> +	/* check for buggy clocks, handling wrap for 32-bit clocks */
> +	if (TYPE_EQUAL(cycles_t, unsigned long)) {
> +		if (time_after(T1, T2))
> +			printk("bug: %08x < %08x!\n", T2, T1);
> +	} else if (T2 < T1)
>  		printk("bug: %016Lx < %016Lx!\n", T2, T1);
> +	

ok, i have applied this one.

	Ingo
-
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