linux-kernel - Re: [PATCH] ARM: zImage: Skip relinking if nothing changes

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Date:	Sat, 13 Aug 2011 00:03:17 +0200
From:	Sam Ravnborg <sam@...nborg.org>
To:	Arnaud Lacombe <lacombar@...il.com>
Cc:	Russell King - ARM Linux <linux@....linux.org.uk>,
	Stephen Boyd <sboyd@...eaurora.org>,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kbuild@...r.kernel.org
Subject: Re: [PATCH] ARM: zImage: Skip relinking if nothing changes

> 
> I suspect this would have done the job:
> 
> $(obj)/font.o: $(srctree)/drivers/video/console/font_acorn_8x8.c
>         $(cmd,cc_o_c)'

I prefer using $(call,shipped) and let kbuild figure out how
build an .o file from a .c file.

In other words - avoiding use of the internal to Makefile.build
variables in various places.

	Sam
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