linux-kernel - Re: what is the purpose of "CONFIG_DMA_IS

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:	Mon, 27 Nov 2006 13:32:05 -0800 (PST)
From:	Christoph Lameter <clameter@....com>
To:	"Robert P. J. Day" <rpjday@...dspring.com>
cc:	Linux kernel mailing list <linux-kernel@...r.kernel.org>,
	linux-ia64@...r.kernel.org
Subject: Re: what is the purpose of "CONFIG_DMA_IS_DMA32"?

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
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/