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SubjectRe: [patch 68/83] x86: HPET: convert WARN_ON to WARN_ON_ONCE
At Wed, 17 Dec 2008 11:26:25 +0000,
Matt Fleming wrote:
>
> 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@gentoo.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

I think the latter isn't applicable as 2.6.27 supports only T0.


Takashi


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