On Mon, Dec 13, 2021 at 04:29:41AM +0900, Masahiro Yamada wrote: > Use built-in functions instead of shell commands to avoid forking > processes. > > Signed-off-by: Masahiro Yamada <masahiroy@xxxxxxxxxx> > --- Reviewed-by: Nicolas Schier <n.schier@xxxxxx> > > arch/microblaze/Makefile | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > > diff --git a/arch/microblaze/Makefile b/arch/microblaze/Makefile > index a25e76d89e86..1826d9ce4459 100644 > --- a/arch/microblaze/Makefile > +++ b/arch/microblaze/Makefile > @@ -6,9 +6,9 @@ UTS_SYSNAME = -DUTS_SYSNAME=\"Linux\" > # What CPU version are we building for, and crack it open > # as major.minor.rev > CPU_VER := $(CONFIG_XILINX_MICROBLAZE0_HW_VER) > -CPU_MAJOR := $(shell echo $(CPU_VER) | cut -d '.' -f 1) > -CPU_MINOR := $(shell echo $(CPU_VER) | cut -d '.' -f 2) > -CPU_REV := $(shell echo $(CPU_VER) | cut -d '.' -f 3) > +CPU_MAJOR := $(word 1, $(subst ., , $(CPU_VER))) > +CPU_MINOR := $(word 2, $(subst ., , $(CPU_VER))) > +CPU_REV := $(word 3, $(subst ., , $(CPU_VER))) > > export CPU_VER CPU_MAJOR CPU_MINOR CPU_REV > > -- > 2.32.0 >