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Re: [PATCH] I/O helpers rework

To: Richard Sandiford <rsandifo@redhat.com>
Subject: Re: [PATCH] I/O helpers rework
From: "Maciej W. Rozycki" <macro@mips.com>
Date: Thu, 13 Jan 2005 18:25:57 +0000 (GMT)
Cc: Atsushi Nemoto <anemo@mba.ocn.ne.jp>, ralf@linux-mips.org, linux-mips@linux-mips.org, macro@linux-mips.org
In-reply-to: <874qhltcyv.fsf@redhat.com>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <Pine.LNX.4.61.0412151936460.14855@perivale.mips.com> <20050107.004521.74752947.anemo@mba.ocn.ne.jp> <Pine.LNX.4.61.0501101503020.18023@perivale.mips.com> <20050111.022138.25909508.anemo@mba.ocn.ne.jp> <Pine.LNX.4.61.0501101750420.18023@perivale.mips.com> <874qhltcyv.fsf@redhat.com>
Sender: linux-mips-bounce@linux-mips.org
On Thu, 13 Jan 2005, Richard Sandiford wrote:

> >> Well, maybe the 'volatile' have no sense, but some archs (including
> >> i386, of course :-)) and some drivers use it.  Adding the 'volatile'
> >> will remove some compiler warnings.
> >
> >  As will removing "volatile" from broken ports.
> 
> There's nothing wrong with "volatile void *".

 So what's the volatile value you can get by dereferencing such a pointer?

  Maciej

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