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authorNicholas Piggin <npiggin@gmail.com>2023-06-06 16:48:30 +1000
committerMichael Ellerman <mpe@ellerman.id.au>2023-06-14 12:46:42 +1000
commitf5df87b855fd835ff0f4928575adbf4f5302bb40 (patch)
tree7c1dd62c39250d4db30cab715828027418b789d8 /arch/powerpc/boot
parent8bce81dbce4f3563fffca48ebfce208b1112ab09 (diff)
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powerpc/build: Remove -pipe from compilation flags
x86 removed -pipe in commit 437e88ab8f9e2 ("x86/build: Remove -pipe from KBUILD_CFLAGS") and the newer arm64 and riscv seem to have never used it, so that seems to be the way the world's going. Compile performance building defconfig on a POWER10 PowerNV system was in the noise after 10 builds each. No point in adding options unless they help something, so remove it. Signed-off-by: Nicholas Piggin <npiggin@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://msgid.link/20230606064830.184083-1-npiggin@gmail.com
Diffstat (limited to 'arch/powerpc/boot')
-rw-r--r--arch/powerpc/boot/Makefile4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index 6f9ef031bfc7..bf8976563e02 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -71,7 +71,7 @@ endif
BOOTCPPFLAGS := -nostdinc $(LINUXINCLUDE)
BOOTCPPFLAGS += -isystem $(shell $(BOOTCC) -print-file-name=include)
-BOOTCFLAGS := -pipe $(BOOTTARGETFLAGS) \
+BOOTCFLAGS := $(BOOTTARGETFLAGS) \
-Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
-fno-strict-aliasing -O2 \
-msoft-float -mno-altivec -mno-vsx \
@@ -81,7 +81,7 @@ BOOTCFLAGS := -pipe $(BOOTTARGETFLAGS) \
$(call cc-option,-mno-spe) $(call cc-option,-mspe=no) \
-fomit-frame-pointer -fno-builtin -fPIC
-BOOTAFLAGS := -pipe $(BOOTTARGETFLAGS) -D__ASSEMBLY__
+BOOTAFLAGS := $(BOOTTARGETFLAGS) -D__ASSEMBLY__
BOOTARFLAGS := -crD