linux-kernel - Re: [incremental-PATCH-for-Sam's-Review] ACPI: use ccflags-y instead of EXTRA

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Date:	Fri, 2 Jan 2009 23:01:05 +0100
From:	Sam Ravnborg <sam@...nborg.org>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	Len Brown <lenb@...nel.org>, linux-acpi@...r.kernel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [incremental-PATCH-for-Sam's-Review] ACPI: use ccflags-y instead of EXTRA_CFLAGS

On Fri, Jan 02, 2009 at 10:56:15PM +0100, Andi Kleen wrote:
> Sam Ravnborg <sam@...nborg.org> writes:
> >
> > The conversion from ACPI_CFLAGS to ccflags-y is fine.
> > And if acpi really require -Os then this part is also OK -
> > I just did not get *why* acpi needs -Os
> 
> None of ACPI is performance critical and it's rather large, so it was
> defaulted to -Os long before the rest of the kernel. It's not
> a hard requirement, but a generally good idea.

Wrong wording on my part when I wrote "hard requirement".
I should have said "justified requirement" which you with the above
have proved it is.

Thanks,
	Sam
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