From: Christoph Hellwig <hch@lst.de>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: linuxppc-dev list <linuxppc-dev@ozlabs.org>
Subject: Re: [PATCH/RFC] powerpc: Refactor 64 bits DMA operations
Date: Sat, 4 Nov 2006 14:21:02 +0100 [thread overview]
Message-ID: <20061104132101.GA8704@lst.de> (raw)
In-Reply-To: <1162588895.10630.112.camel@localhost.localdomain>
On Sat, Nov 04, 2006 at 08:21:34AM +1100, Benjamin Herrenschmidt wrote:
> This is also something I'll need in 2.6.20. Right now posted only for
> comments though. It's known to "miss" fixup of at least pasemi and maybe
> a few other things and I've not tested if I break 32 bits build yet :)
>
> This patch completely refactors DMA operations for 64 bits powerpc. 32 bits
> is untouched for now.
Can we please make 32bit use the same scheme for consistancy? It would
just plug in a set of dummy direct mapped ops, quite similar to what we
do in Cell (just without setting the magic bit)
next prev parent reply other threads:[~2006-11-04 13:21 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-03 21:21 [PATCH/RFC] powerpc: Refactor 64 bits DMA operations Benjamin Herrenschmidt
2006-11-04 13:21 ` Christoph Hellwig [this message]
2006-11-04 21:52 ` Benjamin Herrenschmidt
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