Re: [BUGFIX PATCH] selftests: Fix pthread link option

[Alexei Starovoitov]

On Wed, Jan 15, 2020 at 06:16:07PM +0900, Masami Hiramatsu wrote:
> To support pthread correctly, it is better to use -pthread
> instead of -lpthread.
> 
> Signed-off-by: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
> ---
>  tools/testing/selftests/bpf/Makefile               |    2 +-
>  tools/testing/selftests/membarrier/Makefile        |    2 +-
>  tools/testing/selftests/mqueue/Makefile            |    2 +-
>  tools/testing/selftests/net/Makefile               |    4 ++--
>  .../testing/selftests/powerpc/benchmarks/Makefile  |    4 ++--
>  tools/testing/selftests/powerpc/dscr/Makefile      |    2 +-
>  tools/testing/selftests/powerpc/mm/Makefile        |    2 +-
>  tools/testing/selftests/rseq/Makefile              |    2 +-
>  tools/testing/selftests/rtc/Makefile               |    2 +-
>  tools/testing/selftests/seccomp/Makefile           |    2 +-
>  tools/testing/selftests/timers/Makefile            |    2 +-
>  tools/testing/selftests/vm/Makefile                |    2 +-
>  12 files changed, 14 insertions(+), 14 deletions(-)
> 
> diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile
> index e2fd6f8d579c..419f58c53d12 100644
> --- a/tools/testing/selftests/bpf/Makefile
> +++ b/tools/testing/selftests/bpf/Makefile
> @@ -22,7 +22,7 @@ CFLAGS += -g -Wall -O2 $(GENFLAGS) -I$(APIDIR) -I$(LIBDIR) -I$(BPFDIR)	\
>  	  -I$(GENDIR) -I$(TOOLSDIR) -I$(CURDIR)				\
>  	  -Dbpf_prog_load=bpf_prog_test_load				\
>  	  -Dbpf_load_program=bpf_test_load_program
> -LDLIBS += -lcap -lelf -lrt -lpthread
> +LDLIBS += -lcap -lelf -lrt -pthread

Please split this bit into separate patch and send it to bpf@vger targeting
bpf-next. selftests/bpf are going through a lot of changes and I'd like to
avoid any chance of conflicts.