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From: "Darrick J. Wong" <djwong@us.ibm.com>
To: Roel Kluin <12o3l@tiscali.nl>
Cc: Colin Leroy <colin@colino.net>,
	lkml <linux-kernel@vger.kernel.org>,
	linuxppc-dev@ozlabs.org
Subject: Re: ADT746X: logical-bitwise & confusion in set_max_duty_at_crit()
Date: Mon, 10 Mar 2008 11:13:19 -0700	[thread overview]
Message-ID: <20080310181319.GA7500@tree.beaverton.ibm.com> (raw)
In-Reply-To: <47D5068F.8050709@tiscali.nl>

On Mon, Mar 10, 2008 at 10:59:43AM +0100, Roel Kluin wrote:

> > The & 0xff here is bogus anyway; temp is only ever used as an u8,
> > so just declare it as that, or do proper overflow/underflow checking
> > on it.  The patch will need testing on hardware too, since it changes
> > behaviour (it should be a bugfix, but who knows).
> 
> Maybe someone can test this?

I did.  No regressions observed and it fixes that bug as well.  Sorry I
didn't catch it earlier... :/

Acked-by: Darrick J. Wong <djwong@us.ibm.com>

--D

  reply	other threads:[~2008-03-10 18:13 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <47D47B11.1000303@tiscali.nl>
     [not found] ` <20080310084633.5246ecfe@paperstreet.colino.net>
     [not found]   ` <1205136413.8621.3.camel@pasglop>
2008-03-10  8:22     ` ADT746X: logical-bitwise & confusion in set_max_duty_at_crit() Roel Kluin
2008-03-10  9:13       ` Segher Boessenkool
2008-03-10  9:59         ` Roel Kluin
2008-03-10 18:13           ` Darrick J. Wong [this message]
2008-03-10 21:17         ` Roel Kluin
2008-03-10 21:56           ` Segher Boessenkool
2008-03-10 22:15             ` Roel Kluin

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