linux-kernel - Re: [patch 68/83] x86: HPET: convert WARN_ON to WARN_ON

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Message-ID: <20081217112625.GJ13247@console-pimps.org>
Date:	Wed, 17 Dec 2008 11:26:25 +0000
From:	Matt Fleming <matt@...sole-pimps.org>
To:	Greg KH <gregkh@...e.de>
Cc:	linux-kernel@...r.kernel.org, stable@...nel.org,
	Willy Tarreau <w@....eu>, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk, mingo@...e.hu,
	venkatesh.pallipadi@...el.com,
	Thomas Gleixner <tglx@...utronix.de>,
	Takashi Iwai <tiwai@...e.de>
Subject: Re: [patch 68/83] x86: HPET: convert WARN_ON to WARN_ON_ONCE

On Thu, Dec 11, 2008 at 11:16:20AM -0800, Greg KH wrote:
> 2.6.27-stable review patch.  If anyone has any objections, please let us know.
> 
> ------------------
> 
> From: Matt Fleming <mjf@...too.org>
> 
> commit 1de5b0854623d30d01d72cd4ea323eb5f39d1f16 upstream.
> 
> It is possible to flood the console with call traces if the WARN_ON
> condition is true because of the frequency with which this function is
> called.
> 

If this commit is going into stable it would be worth adding these
two commits (which are actually the bugfixes).

5ceb1a04187553e08c6ab60d30cee7c454ee139a
x86: HPET: enter hpet_interrupt_handler with interrupts disabled

89d77a1eb60be916d85d9394bedbfa2037af89c5
x86: HPET: read from HPET_Tn_CMP() not HPET_T0_CMP

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