From: Christoph Lameter <clameter@sgi.com>
To: "Robert P. J. Day" <rpjday@mindspring.com>
Cc: Linux kernel mailing list <linux-kernel@vger.kernel.org>,
linux-ia64@vger.kernel.org
Subject: Re: what is the purpose of "CONFIG_DMA_IS_DMA32"?
Date: Mon, 27 Nov 2006 13:32:05 -0800 (PST) [thread overview]
Message-ID: <Pine.LNX.4.64.0611271330390.3406@schroedinger.engr.sgi.com> (raw)
In-Reply-To: <Pine.LNX.4.64.0611271314280.3419@localhost.localdomain>
On Mon, 27 Nov 2006, Robert P. J. Day wrote:
>
> perhaps a silly question, but:
>
> $ grep -r "DMA_IS_DMA32" *
> arch/ia64/defconfig:CONFIG_DMA_IS_DMA32=y
> arch/ia64/configs/sim_defconfig:CONFIG_DMA_IS_DMA32=y
> arch/ia64/configs/zx1_defconfig:CONFIG_DMA_IS_DMA32=y
> arch/ia64/configs/tiger_defconfig:CONFIG_DMA_IS_DMA32=y
> arch/ia64/configs/bigsur_defconfig:CONFIG_DMA_IS_DMA32=y
> arch/ia64/configs/gensparse_defconfig:CONFIG_DMA_IS_DMA32=y
> $
>
> what is the purpose of a configuration symbol that is set but never
> involved in a conditional check?
>
> i'm guessing that used to be a config setting in the ia64/Kconfig
> file that has since vanished.
Correct that config setting was eliminated in the 2.6.19 development
cycle. Refreshing the config files would be advisable.
5A
prev parent reply other threads:[~2006-11-27 21:32 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-27 18:25 Robert P. J. Day
2006-11-27 21:20 ` Andi Kleen
2006-11-27 21:32 ` Christoph Lameter [this message]
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