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SubjectRe: [PATCH 01/15] ACPI: create kernel/acpi/
On Wed, Dec 31, 2008 at 03:21:08PM +0100, Andi Kleen wrote:
> Sam Ravnborg <sam@ravnborg.org> writes:
> > Why is ACPI_CFLAGS exported?
> >> +ACPI_CFLAGS := -Os
> >> +
> >> +ifdef CONFIG_ACPI_DEBUG
> >> + ACPI_CFLAGS += -DACPI_DEBUG_OUTPUT
> >> +endif
> >> +
> >> +EXTRA_CFLAGS += $(ACPI_CFLAGS)
> > A better way:
> >
> > ccflags-$(CONFIG_ACPI_DEBUG) := -DACPI_DEBUG_OUTPUT
>
> Surely s/:=/+=/ ?

Only if ccflags-y is assigned earlier in the same file
otherwise it does not matter.

Sam


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