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authorDavid S. Miller <davem@davemloft.net>2016-04-10 00:41:41 +0300
committerDavid S. Miller <davem@davemloft.net>2016-04-10 00:41:41 +0300
commitae95d7126104591348d37aaf78c8325967e02386 (patch)
tree3270712f030549d77d4c55246d056e02b9def29d /samples/bpf/Makefile
parent03c5b534185f9844c1b5fcfdbae2adc32821ec42 (diff)
parent183c948a3cb3efbf45eabed41fa7ee04c19378fc (diff)
downloadlinux-ae95d7126104591348d37aaf78c8325967e02386.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'samples/bpf/Makefile')
-rw-r--r--samples/bpf/Makefile12
1 files changed, 3 insertions, 9 deletions
diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile
index 9959771bf808..744dd7a16144 100644
--- a/samples/bpf/Makefile
+++ b/samples/bpf/Makefile
@@ -81,16 +81,10 @@ HOSTLOADLIBES_spintest += -lelf
HOSTLOADLIBES_map_perf_test += -lelf -lrt
HOSTLOADLIBES_test_overhead += -lelf -lrt
-# point this to your LLVM backend with bpf support
-LLC=$(srctree)/tools/bpf/llvm/bld/Debug+Asserts/bin/llc
-
-# asm/sysreg.h inline assmbly used by it is incompatible with llvm.
-# But, ehere is not easy way to fix it, so just exclude it since it is
+# asm/sysreg.h - inline assembly used by it is incompatible with llvm.
+# But, there is no easy way to fix it, so just exclude it since it is
# useless for BPF samples.
$(obj)/%.o: $(src)/%.c
clang $(NOSTDINC_FLAGS) $(LINUXINCLUDE) $(EXTRA_CFLAGS) \
-D__KERNEL__ -D__ASM_SYSREG_H -Wno-unused-value -Wno-pointer-sign \
- -O2 -emit-llvm -c $< -o -| $(LLC) -march=bpf -filetype=obj -o $@
- clang $(NOSTDINC_FLAGS) $(LINUXINCLUDE) $(EXTRA_CFLAGS) \
- -D__KERNEL__ -D__ASM_SYSREG_H -Wno-unused-value -Wno-pointer-sign \
- -O2 -emit-llvm -c $< -o -| $(LLC) -march=bpf -filetype=asm -o $@.s
+ -O2 -emit-llvm -c $< -o -| llc -march=bpf -filetype=obj -o $@