kernel: filter -no-plt from KCFLAGS

Compiler option -no-plt will break kernel builds on some architectures
eg. (x86)  Filter this option from the recently introduced handling of
KCFLAGS vs EXTRA_OPTIMISATION

Fixes: 1d42af720c ("kernel: use KCFLAGS for passing EXTRA_OPTIMIZATION flags")

Suggested-by: Felix Fietkau <nbd@nbd.name>

Signed-off-by: Kevin Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk>
This commit is contained in:
Kevin Darbyshire-Bryant
2022-06-21 14:15:40 +01:00
parent 33e7f7c028
commit 24e27bec9a
2 changed files with 1 additions and 2 deletions

View File

@@ -101,7 +101,7 @@ endif
KERNEL_MAKE = $(MAKE) $(KERNEL_MAKEOPTS)
KERNEL_MAKE_FLAGS = \
KCFLAGS="$(call iremap,$(BUILD_DIR),$(notdir $(BUILD_DIR))) $(call qstrip,$(CONFIG_EXTRA_OPTIMIZATION)) $(call qstrip,$(CONFIG_KERNEL_CFLAGS))" \
KCFLAGS="$(call iremap,$(BUILD_DIR),$(notdir $(BUILD_DIR))) $(filter-out -fno-plt,$(call qstrip,$(CONFIG_EXTRA_OPTIMIZATION))) $(call qstrip,$(CONFIG_KERNEL_CFLAGS))" \
HOSTCFLAGS="$(HOST_CFLAGS) -Wall -Wmissing-prototypes -Wstrict-prototypes" \
CROSS_COMPILE="$(KERNEL_CROSS)" \
ARCH="$(LINUX_KARCH)" \