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

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Message-ID: <87iqoxjrsw.fsf@basil.nowhere.org>
Date:	Fri, 02 Jan 2009 22:56:15 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	Sam Ravnborg <sam@...nborg.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

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.

-Andi

-- 
ak@...ux.intel.com
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