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authorMasahiro Yamada <yamada.masahiro@socionext.com>2018-06-26 06:55:35 +0300
committerDavid S. Miller <davem@davemloft.net>2018-06-28 07:36:39 +0300
commit88e85a7daf8e21f2d6cb054374d480c540725cde (patch)
tree6938c104fc0b85c416d273ed72598677add55e29 /Makefile
parent82be2ab159a3a0ae4024b946a31f12b221f6c8ff (diff)
downloadlinux-88e85a7daf8e21f2d6cb054374d480c540725cde.tar.xz
bpfilter: check compiler capability in Kconfig
With the brand-new syntax extension of Kconfig, we can directly check the compiler capability in the configuration phase. If the cc-can-link.sh fails, the BPFILTER_UMH is automatically hidden by the dependency. I also deleted 'default n', which is no-op. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Acked-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile5
1 files changed, 0 insertions, 5 deletions
diff --git a/Makefile b/Makefile
index c9132594860b..e1bd4c3627bc 100644
--- a/Makefile
+++ b/Makefile
@@ -507,11 +507,6 @@ ifeq ($(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-goto.sh $(CC) $(KBUILD_CFLA
KBUILD_AFLAGS += -DCC_HAVE_ASM_GOTO
endif
-ifeq ($(shell $(CONFIG_SHELL) $(srctree)/scripts/cc-can-link.sh $(CC)), y)
- CC_CAN_LINK := y
- export CC_CAN_LINK
-endif
-
# The expansion should be delayed until arch/$(SRCARCH)/Makefile is included.
# Some architectures define CROSS_COMPILE in arch/$(SRCARCH)/Makefile.
# CC_VERSION_TEXT is referenced from Kconfig (so it needs export),