linux-kernel - Re: [PATCH B 02/10] OMAP2/3 clockdomains: combine pwrdm, pwrdm

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Date:	Sat, 31 Jan 2009 12:01:12 +0000
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Paul Walmsley <paul@...an.com>
Cc:	linux-arm-kernel@...ts.arm.linux.org.uk,
	linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org,
	Tony Lindgren <tony@...mide.com>
Subject: Re: [PATCH B 02/10] OMAP2/3 clockdomains: combine pwrdm, pwrdm_name into union in struct clockdomain

On Tue, Jan 27, 2009 at 07:44:11PM -0700, Paul Walmsley wrote:
> struct clockdomain contains a struct powerdomain *pwrdm and const char
> *pwrdm_name.  The pwrdm_name is only used at initialization to look up
> the appropriate pwrdm pointer.  Combining these into a union saves
> about 100 bytes on 3430SDP.  This patch should not cause any change in
> kernel function.

For the same reasons as B1, this would seem to be unsafe.
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