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Date: Sat, 1 Aug 2015 21:30:22 +0900 From: Masahiro Yamada <yamada.masahiro@...ionext.com> To: Mark Brown <broonie@...nel.org> Cc: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org> Subject: Re: [PATCH] regmap: remove redundant $(CONFIG_REGMAP) in Makefile Hi Mark, 2015-08-01 19:59 GMT+09:00 Mark Brown <broonie@...nel.org>: > On Sat, Aug 01, 2015 at 04:42:27AM +0900, Masahiro Yamada wrote: >> Kbuild descends into drivers/base/regmap/ only when CONFIG_REGMAP >> is enabled. (see drivers/base/Makefile) >> >> $(CONFIG_REGMAP) in drivers/base/regmap/Makefile always evaluates >> to 'y'. > >> -obj-$(CONFIG_REGMAP) += regmap.o regcache.o >> -obj-$(CONFIG_REGMAP) += regcache-rbtree.o regcache-lzo.o regcache-flat.o >> +obj-y += regmap.o regcache.o >> +obj-y += regcache-rbtree.o regcache-lzo.o regcache-flat.o >> obj-$(CONFIG_DEBUG_FS) += regmap-debugfs.o >> obj-$(CONFIG_REGMAP_AC97) += regmap-ac97.o >> obj-$(CONFIG_REGMAP_I2C) += regmap-i2c.o > > OTOH it does make the Makefile look a bit neater to have everything > selected by config option... is there a practical cost here? Almost no cost. We can save expanding $(CONFIG_REGMAP), but it is practically unnoticeable. Please feel free to ignore this patch if you do not like it. -- Best Regards Masahiro Yamada -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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