linux-kernel - Re: [PATCH 1/1] [WATCHDOG] fix memory corruption when RCBA is disabled by hardware

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Message-ID: <20090610172152.GJ16090@infomag.iguana.be>
Date:	Wed, 10 Jun 2009 19:21:52 +0200
From:	Wim Van Sebroeck <wim@...ana.be>
To:	"Denis V. Lunev" <den@...nvz.org>
Cc:	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	Vasily Averin <vvs@...nvz.org>
Subject: Re: [PATCH 1/1] [WATCHDOG] fix memory corruption when RCBA is
	disabled by hardware

Hi Denis,

> According to 9.1.33 on p.343 of ICH8.pdf RCBA can be disabled by
> hardware if bit 0 of RCBA register is not set.
> 
> Perform correct check for this to prevent memory corruption under
> some virtual machines where this feature is disabled.

Patch went in the watchdog-next tree.

Thanks,
Wim.

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