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[04/16] net: bpfilter: use 'userprogs' syntax to build bpfilter_umh

Message ID 20200423073929.127521-5-masahiroy@kernel.org
State New
Headers show
Series None | expand

Commit Message

Masahiro Yamada April 23, 2020, 7:39 a.m. UTC 
The user mode helper should be compiled for the same architecture as
the kernel.

This Makefile reuses the 'hostprogs' syntax by overriding HOSTCC with CC.

Now that Kbuild provides the syntax 'userprogs', use it to fix the
Makefile mess.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
---

 net/bpfilter/Makefile | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)
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Patch

diff --git a/net/bpfilter/Makefile b/net/bpfilter/Makefile
index 36580301da70..6ee650c6badb 100644
--- a/net/bpfilter/Makefile
+++ b/net/bpfilter/Makefile
@@ -3,17 +3,14 @@ 
 # Makefile for the Linux BPFILTER layer.
 #
 
-hostprogs := bpfilter_umh
+userprogs := bpfilter_umh
 bpfilter_umh-objs := main.o
-KBUILD_HOSTCFLAGS += -I $(srctree)/tools/include/ -I $(srctree)/tools/include/uapi
-HOSTCC := $(CC)
+user-ccflags += -I $(srctree)/tools/include/ -I $(srctree)/tools/include/uapi
 
-ifeq ($(CONFIG_BPFILTER_UMH), y)
-# builtin bpfilter_umh should be compiled with -static
+# builtin bpfilter_umh should be linked with -static
 # since rootfs isn't mounted at the time of __init
 # function is called and do_execv won't find elf interpreter
-KBUILD_HOSTLDFLAGS += -static
-endif
+bpfilter_umh-ldflags += -static
 
 $(obj)/bpfilter_umh_blob.o: $(obj)/bpfilter_umh