Re: [patch 68/83] x86: HPET: convert WARN_ON to WARN_ON_ONCE

Matt Fleming
2008-12-17T11:35:08Z

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