While at it, remove the generation of .s files and fix some typos in the
related comment.

Cc: Alexei Starovoitov <a...@fb.com>
Cc: David S. Miller <da...@davemloft.net>
Cc: Daniel Borkmann <dan...@iogearbox.net>
Cc: Ananth N Mavinakayanahalli <ana...@in.ibm.com>
Cc: Michael Ellerman <m...@ellerman.id.au>
Signed-off-by: Naveen N. Rao <naveen.n....@linux.vnet.ibm.com>
---
v2: removed generation of .s files

 samples/bpf/Makefile | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile
index 502c9fc..b820cc9 100644
--- a/samples/bpf/Makefile
+++ b/samples/bpf/Makefile
@@ -76,16 +76,10 @@ HOSTLOADLIBES_offwaketime += -lelf
 HOSTLOADLIBES_spintest += -lelf
 HOSTLOADLIBES_map_perf_test += -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 $@
-- 
2.7.4

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