From: Heiko Carstens <heiko.carstens@de.ibm.com>
To: "John W. Linville" <linville@tuxdriver.com>
Cc: linux-kernel@vger.kernel.org, James.Bottomley@SteelEye.com,
Tejun Heo <htejun@gmail.com>, Jeff Garzik <jeff@garzik.org>,
Martin Schwidefsky <schwidefsky@de.ibm.com>
Subject: Re: [PATCH] dma-mapping-broken.h: flesh-out DMA API stubs
Date: Fri, 23 Feb 2007 04:42:43 +0100 [thread overview]
Message-ID: <20070223034243.GA7988@osiris.ibm.com> (raw)
In-Reply-To: <20070223005945.GA13084@tuxdriver.com>
On Thu, Feb 22, 2007 at 07:59:45PM -0500, John W. Linville wrote:
> This allows some drivers compile on arches that don't support DMA
> (e.g. s390).
Which drivers are we talking about? Last time I checked an allmodconfig
just compiled.
I'd rather like to the opposite: rip out everything that depends on DMA
(via e.g. CONFIG_HAS_DMA), so we don't have to compile in all the unused
code. If that is is possible...
--
Heiko Carstens
Linux on System z Development
IBM Deutschland Entwicklung GmbH
Vorsitzender des Aufsichtsrats: Johann Weihen
Geschaeftsfuehrung : Herbert Kircher
Sitz der Gesellschaft: Boeblingen
Registergericht: Amtsgericht Stuttgart, HRB 243294
next prev parent reply other threads:[~2007-02-23 3:44 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-23 0:59 [PATCH] dma-mapping-broken.h: flesh-out DMA API stubs John W. Linville
2007-02-23 3:42 ` Heiko Carstens [this message]
2007-02-23 6:13 ` Heiko Carstens
2007-02-23 9:50 ` Heiko Carstens
2007-02-23 13:57 ` Kyle McMartin
2007-02-23 14:39 ` John W. Linville
2007-02-26 13:57 ` [patch] Introduce CONFIG_HAS_DMA Heiko Carstens
2007-05-25 16:36 ` Dan Williams
2007-05-30 9:10 ` Cornelia Huck
2007-05-30 21:40 ` Williams, Dan J
2007-05-30 22:29 ` [PATCH] dma-mapping: prevent dma dependent code from linking on !HAS_DMA archs Dan Williams
2007-05-31 6:53 ` [patch] Introduce CONFIG_HAS_DMA Cornelia Huck
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