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Subject[PATCH v2 11/11] microblaze: use built-in function to get CPU_{MAJOR,MINOR,REV}
Date
Use built-in functions instead of shell commands to avoid forking
processes.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>
---

(no changes since v1)

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
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