Re: [PATCH] kbuild: use ?= to assign CROSS_COMPILE by arch-Makefile

2021-04-12 Thread Masahiro Yamada
On Mon, Apr 12, 2021 at 5:15 PM Masahiro Yamada wrote: > > On Mon, Apr 12, 2021 at 4:44 PM Geert Uytterhoeven > wrote: > > > > Hi Yamada-san, > > > > On Sun, Apr 11, 2021 at 3:56 PM Masahiro Yamada > > wrote: > > > Use ?= operator to let arch/*/Makefile to assign CROSS_COMPILE only > > > when

Re: [PATCH] kbuild: use ?= to assign CROSS_COMPILE by arch-Makefile

2021-04-12 Thread Masahiro Yamada
On Mon, Apr 12, 2021 at 4:44 PM Geert Uytterhoeven wrote: > > Hi Yamada-san, > > On Sun, Apr 11, 2021 at 3:56 PM Masahiro Yamada wrote: > > Use ?= operator to let arch/*/Makefile to assign CROSS_COMPILE only > > when CROSS_COMPILE is undefined. > > > > This allows arch-Makefiles to drop the ifeq

Re: [PATCH] kbuild: use ?= to assign CROSS_COMPILE by arch-Makefile

2021-04-12 Thread Geert Uytterhoeven
Hi Yamada-san, On Sun, Apr 11, 2021 at 3:56 PM Masahiro Yamada wrote: > Use ?= operator to let arch/*/Makefile to assign CROSS_COMPILE only > when CROSS_COMPILE is undefined. > > This allows arch-Makefiles to drop the ifeq ($(CROSS_COMPILE),) > conditional. > > This slightly changes the behavior;

[PATCH] kbuild: use ?= to assign CROSS_COMPILE by arch-Makefile

2021-04-11 Thread Masahiro Yamada
Use ?= operator to let arch/*/Makefile to assign CROSS_COMPILE only when CROSS_COMPILE is undefined. This allows arch-Makefiles to drop the ifeq ($(CROSS_COMPILE),) conditional. This slightly changes the behavior; the arch-Makefile previously overrode CROSS_COMPILE when CROSS_COMPILE has already