Re: [PATCH] altix: Add volatile qualifiers in places where it seems necessary

From: Christoph Hellwig <hch_at_infradead.org>
Date: 2005-09-03 01:49:53
On Fri, Sep 02, 2005 at 10:41:52AM -0500, Mark Maule wrote:
> On Fri, Sep 02, 2005 at 04:38:09PM +0100, Christoph Hellwig wrote:
> > On Fri, Sep 02, 2005 at 10:36:12AM -0500, Mark Maule wrote:
> > > Add missing volatile qualifier to hardware MMR pointers in various SN files.
> > > Cosmetic code rearranging in pcibr_reg.c to avoid line-wraps.
> > 
> > Volatile usage is wrong most of the time, and your use is certainly.
> > It seems you're accessing mmio-space or something similar and should
> > use proper acessors for it.
> > 
> 
> Okay.  In these cases, I am indeed accessing mapped reisters.  I don't know
> what you mean by "proper acessors", so a reference would be appreciated.

ioread<N> / iowrite<N>

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Received on Sat Sep 03 01:50:29 2005

This archive was generated by hypermail 2.1.8 : 2005-09-03 01:50:36 EST