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| author | Masahiro Yamada <yamada.masahiro@socionext.com> | 2018-06-26 06:55:35 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-06-28 07:36:39 +0300 |
| commit | 88e85a7daf8e21f2d6cb054374d480c540725cde (patch) | |
| tree | 6938c104fc0b85c416d273ed72598677add55e29 /Makefile | |
| parent | 82be2ab159a3a0ae4024b946a31f12b221f6c8ff (diff) | |
| download | linux-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-- | Makefile | 5 |
1 files changed, 0 insertions, 5 deletions
@@ -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), |