Message ID | 157907976750.14189.12829891067375600434.stgit@devnote2 (mailing list archive) |
---|---|
State | New |
Headers | show |
Series | [BUGFIX] selftests: Fix pthread link option | expand |
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@kernel.org> > --- > 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.
On Wed, 15 Jan 2020 11:25:30 -0800 Alexei Starovoitov <alexei.starovoitov@gmail.com> wrote: > 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@kernel.org> > > --- > > 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. OK, I'll split it. Thank you,
On Wed, 15 Jan 2020 18:16:07 +0900 Masami Hiramatsu <mhiramat@kernel.org> wrote: > To support pthread correctly, it is better to use -pthread > instead of -lpthread. Oops, this should be refined, since LDLIBS will not be passed when compiling. -pthread is complier option but -lpthread is linker option. Thank you, > > Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org> > --- > 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 > > # Order correspond to 'make run_tests' order > TEST_GEN_PROGS = test_verifier test_tag test_maps test_lru_map test_lpm_map test_progs \ > diff --git a/tools/testing/selftests/membarrier/Makefile b/tools/testing/selftests/membarrier/Makefile > index 34d1c81a2324..19d657d966e3 100644 > --- a/tools/testing/selftests/membarrier/Makefile > +++ b/tools/testing/selftests/membarrier/Makefile > @@ -1,6 +1,6 @@ > # SPDX-License-Identifier: GPL-2.0-only > CFLAGS += -g -I../../../../usr/include/ > -LDLIBS += -lpthread > +LDLIBS += -pthread > > TEST_GEN_PROGS := membarrier_test_single_thread \ > membarrier_test_multi_thread > diff --git a/tools/testing/selftests/mqueue/Makefile b/tools/testing/selftests/mqueue/Makefile > index 8a58055fc1f5..9986b778b8b3 100644 > --- a/tools/testing/selftests/mqueue/Makefile > +++ b/tools/testing/selftests/mqueue/Makefile > @@ -1,6 +1,6 @@ > # SPDX-License-Identifier: GPL-2.0 > CFLAGS += -O2 > -LDLIBS = -lrt -lpthread -lpopt > +LDLIBS = -lrt -pthread -lpopt > > TEST_GEN_PROGS := mq_open_tests mq_perf_tests > > diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile > index a8e04d665b69..6ad8571bb0ed 100644 > --- a/tools/testing/selftests/net/Makefile > +++ b/tools/testing/selftests/net/Makefile > @@ -25,5 +25,5 @@ KSFT_KHDR_INSTALL := 1 > include ../lib.mk > > $(OUTPUT)/reuseport_bpf_numa: LDLIBS += -lnuma > -$(OUTPUT)/tcp_mmap: LDFLAGS += -lpthread > -$(OUTPUT)/tcp_inq: LDFLAGS += -lpthread > +$(OUTPUT)/tcp_mmap: LDFLAGS += -pthread > +$(OUTPUT)/tcp_inq: LDFLAGS += -pthread > diff --git a/tools/testing/selftests/powerpc/benchmarks/Makefile b/tools/testing/selftests/powerpc/benchmarks/Makefile > index d40300a65b42..0d7c82d520ce 100644 > --- a/tools/testing/selftests/powerpc/benchmarks/Makefile > +++ b/tools/testing/selftests/powerpc/benchmarks/Makefile > @@ -11,8 +11,8 @@ $(TEST_GEN_PROGS): ../harness.c > > $(OUTPUT)/context_switch: ../utils.c > $(OUTPUT)/context_switch: CFLAGS += -maltivec -mvsx -mabi=altivec > -$(OUTPUT)/context_switch: LDLIBS += -lpthread > +$(OUTPUT)/context_switch: LDLIBS += -pthread > > -$(OUTPUT)/fork: LDLIBS += -lpthread > +$(OUTPUT)/fork: LDLIBS += -pthread > > $(OUTPUT)/exec_target: CFLAGS += -static -nostartfiles > diff --git a/tools/testing/selftests/powerpc/dscr/Makefile b/tools/testing/selftests/powerpc/dscr/Makefile > index 5df476364b4d..90c744592d1b 100644 > --- a/tools/testing/selftests/powerpc/dscr/Makefile > +++ b/tools/testing/selftests/powerpc/dscr/Makefile > @@ -6,6 +6,6 @@ TEST_GEN_PROGS := dscr_default_test dscr_explicit_test dscr_user_test \ > top_srcdir = ../../../../.. > include ../../lib.mk > > -$(OUTPUT)/dscr_default_test: LDLIBS += -lpthread > +$(OUTPUT)/dscr_default_test: LDLIBS += -pthread > > $(TEST_GEN_PROGS): ../harness.c > diff --git a/tools/testing/selftests/powerpc/mm/Makefile b/tools/testing/selftests/powerpc/mm/Makefile > index ed1565809d2b..4cda9b0b3dd4 100644 > --- a/tools/testing/selftests/powerpc/mm/Makefile > +++ b/tools/testing/selftests/powerpc/mm/Makefile > @@ -20,4 +20,4 @@ $(OUTPUT)/large_vm_fork_separation: CFLAGS += -m64 > $(OUTPUT)/tempfile: > dd if=/dev/zero of=$@ bs=64k count=1 > > -$(OUTPUT)/tlbie_test: LDLIBS += -lpthread > +$(OUTPUT)/tlbie_test: LDLIBS += -pthread > diff --git a/tools/testing/selftests/rseq/Makefile b/tools/testing/selftests/rseq/Makefile > index d6469535630a..3a17f5b74b9c 100644 > --- a/tools/testing/selftests/rseq/Makefile > +++ b/tools/testing/selftests/rseq/Makefile > @@ -6,7 +6,7 @@ endif > > CFLAGS += -O2 -Wall -g -I./ -I../../../../usr/include/ -L./ -Wl,-rpath=./ \ > $(CLANG_FLAGS) > -LDLIBS += -lpthread > +LDLIBS += -pthread > > # Own dependencies because we only want to build against 1st prerequisite, but > # still track changes to header files and depend on shared object. > diff --git a/tools/testing/selftests/rtc/Makefile b/tools/testing/selftests/rtc/Makefile > index de9c8566672a..d075ecfbe846 100644 > --- a/tools/testing/selftests/rtc/Makefile > +++ b/tools/testing/selftests/rtc/Makefile > @@ -1,6 +1,6 @@ > # SPDX-License-Identifier: GPL-2.0 > CFLAGS += -O3 -Wl,-no-as-needed -Wall > -LDFLAGS += -lrt -lpthread -lm > +LDFLAGS += -lrt -pthread -lm > > TEST_GEN_PROGS = rtctest > > diff --git a/tools/testing/selftests/seccomp/Makefile b/tools/testing/selftests/seccomp/Makefile > index 1760b3e39730..3e35159f709a 100644 > --- a/tools/testing/selftests/seccomp/Makefile > +++ b/tools/testing/selftests/seccomp/Makefile > @@ -9,7 +9,7 @@ BINARIES := seccomp_bpf seccomp_benchmark > CFLAGS += -Wl,-no-as-needed -Wall > > seccomp_bpf: seccomp_bpf.c ../kselftest_harness.h > - $(CC) $(CFLAGS) $(LDFLAGS) $< -lpthread -o $@ > + $(CC) $(CFLAGS) $(LDFLAGS) $< -pthread -o $@ > > TEST_PROGS += $(BINARIES) > EXTRA_CLEAN := $(BINARIES) > diff --git a/tools/testing/selftests/timers/Makefile b/tools/testing/selftests/timers/Makefile > index 7656c7ce79d9..70461befa338 100644 > --- a/tools/testing/selftests/timers/Makefile > +++ b/tools/testing/selftests/timers/Makefile > @@ -1,6 +1,6 @@ > # SPDX-License-Identifier: GPL-2.0 > CFLAGS += -O3 -Wl,-no-as-needed -Wall > -LDLIBS += -lrt -lpthread -lm > +LDLIBS += -lrt -pthread -lm > > # these are all "safe" tests that don't modify > # system time or require escalated privileges > diff --git a/tools/testing/selftests/vm/Makefile b/tools/testing/selftests/vm/Makefile > index 7f9a8a8c31da..afb35febd7b6 100644 > --- a/tools/testing/selftests/vm/Makefile > +++ b/tools/testing/selftests/vm/Makefile > @@ -31,6 +31,6 @@ TEST_FILES := test_vmalloc.sh > KSFT_KHDR_INSTALL := 1 > include ../lib.mk > > -$(OUTPUT)/userfaultfd: LDLIBS += -lpthread > +$(OUTPUT)/userfaultfd: LDLIBS += -pthread > > $(OUTPUT)/mlock-random-test: LDLIBS += -lcap >
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 # Order correspond to 'make run_tests' order TEST_GEN_PROGS = test_verifier test_tag test_maps test_lru_map test_lpm_map test_progs \ diff --git a/tools/testing/selftests/membarrier/Makefile b/tools/testing/selftests/membarrier/Makefile index 34d1c81a2324..19d657d966e3 100644 --- a/tools/testing/selftests/membarrier/Makefile +++ b/tools/testing/selftests/membarrier/Makefile @@ -1,6 +1,6 @@ # SPDX-License-Identifier: GPL-2.0-only CFLAGS += -g -I../../../../usr/include/ -LDLIBS += -lpthread +LDLIBS += -pthread TEST_GEN_PROGS := membarrier_test_single_thread \ membarrier_test_multi_thread diff --git a/tools/testing/selftests/mqueue/Makefile b/tools/testing/selftests/mqueue/Makefile index 8a58055fc1f5..9986b778b8b3 100644 --- a/tools/testing/selftests/mqueue/Makefile +++ b/tools/testing/selftests/mqueue/Makefile @@ -1,6 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 CFLAGS += -O2 -LDLIBS = -lrt -lpthread -lpopt +LDLIBS = -lrt -pthread -lpopt TEST_GEN_PROGS := mq_open_tests mq_perf_tests diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile index a8e04d665b69..6ad8571bb0ed 100644 --- a/tools/testing/selftests/net/Makefile +++ b/tools/testing/selftests/net/Makefile @@ -25,5 +25,5 @@ KSFT_KHDR_INSTALL := 1 include ../lib.mk $(OUTPUT)/reuseport_bpf_numa: LDLIBS += -lnuma -$(OUTPUT)/tcp_mmap: LDFLAGS += -lpthread -$(OUTPUT)/tcp_inq: LDFLAGS += -lpthread +$(OUTPUT)/tcp_mmap: LDFLAGS += -pthread +$(OUTPUT)/tcp_inq: LDFLAGS += -pthread diff --git a/tools/testing/selftests/powerpc/benchmarks/Makefile b/tools/testing/selftests/powerpc/benchmarks/Makefile index d40300a65b42..0d7c82d520ce 100644 --- a/tools/testing/selftests/powerpc/benchmarks/Makefile +++ b/tools/testing/selftests/powerpc/benchmarks/Makefile @@ -11,8 +11,8 @@ $(TEST_GEN_PROGS): ../harness.c $(OUTPUT)/context_switch: ../utils.c $(OUTPUT)/context_switch: CFLAGS += -maltivec -mvsx -mabi=altivec -$(OUTPUT)/context_switch: LDLIBS += -lpthread +$(OUTPUT)/context_switch: LDLIBS += -pthread -$(OUTPUT)/fork: LDLIBS += -lpthread +$(OUTPUT)/fork: LDLIBS += -pthread $(OUTPUT)/exec_target: CFLAGS += -static -nostartfiles diff --git a/tools/testing/selftests/powerpc/dscr/Makefile b/tools/testing/selftests/powerpc/dscr/Makefile index 5df476364b4d..90c744592d1b 100644 --- a/tools/testing/selftests/powerpc/dscr/Makefile +++ b/tools/testing/selftests/powerpc/dscr/Makefile @@ -6,6 +6,6 @@ TEST_GEN_PROGS := dscr_default_test dscr_explicit_test dscr_user_test \ top_srcdir = ../../../../.. include ../../lib.mk -$(OUTPUT)/dscr_default_test: LDLIBS += -lpthread +$(OUTPUT)/dscr_default_test: LDLIBS += -pthread $(TEST_GEN_PROGS): ../harness.c diff --git a/tools/testing/selftests/powerpc/mm/Makefile b/tools/testing/selftests/powerpc/mm/Makefile index ed1565809d2b..4cda9b0b3dd4 100644 --- a/tools/testing/selftests/powerpc/mm/Makefile +++ b/tools/testing/selftests/powerpc/mm/Makefile @@ -20,4 +20,4 @@ $(OUTPUT)/large_vm_fork_separation: CFLAGS += -m64 $(OUTPUT)/tempfile: dd if=/dev/zero of=$@ bs=64k count=1 -$(OUTPUT)/tlbie_test: LDLIBS += -lpthread +$(OUTPUT)/tlbie_test: LDLIBS += -pthread diff --git a/tools/testing/selftests/rseq/Makefile b/tools/testing/selftests/rseq/Makefile index d6469535630a..3a17f5b74b9c 100644 --- a/tools/testing/selftests/rseq/Makefile +++ b/tools/testing/selftests/rseq/Makefile @@ -6,7 +6,7 @@ endif CFLAGS += -O2 -Wall -g -I./ -I../../../../usr/include/ -L./ -Wl,-rpath=./ \ $(CLANG_FLAGS) -LDLIBS += -lpthread +LDLIBS += -pthread # Own dependencies because we only want to build against 1st prerequisite, but # still track changes to header files and depend on shared object. diff --git a/tools/testing/selftests/rtc/Makefile b/tools/testing/selftests/rtc/Makefile index de9c8566672a..d075ecfbe846 100644 --- a/tools/testing/selftests/rtc/Makefile +++ b/tools/testing/selftests/rtc/Makefile @@ -1,6 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 CFLAGS += -O3 -Wl,-no-as-needed -Wall -LDFLAGS += -lrt -lpthread -lm +LDFLAGS += -lrt -pthread -lm TEST_GEN_PROGS = rtctest diff --git a/tools/testing/selftests/seccomp/Makefile b/tools/testing/selftests/seccomp/Makefile index 1760b3e39730..3e35159f709a 100644 --- a/tools/testing/selftests/seccomp/Makefile +++ b/tools/testing/selftests/seccomp/Makefile @@ -9,7 +9,7 @@ BINARIES := seccomp_bpf seccomp_benchmark CFLAGS += -Wl,-no-as-needed -Wall seccomp_bpf: seccomp_bpf.c ../kselftest_harness.h - $(CC) $(CFLAGS) $(LDFLAGS) $< -lpthread -o $@ + $(CC) $(CFLAGS) $(LDFLAGS) $< -pthread -o $@ TEST_PROGS += $(BINARIES) EXTRA_CLEAN := $(BINARIES) diff --git a/tools/testing/selftests/timers/Makefile b/tools/testing/selftests/timers/Makefile index 7656c7ce79d9..70461befa338 100644 --- a/tools/testing/selftests/timers/Makefile +++ b/tools/testing/selftests/timers/Makefile @@ -1,6 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 CFLAGS += -O3 -Wl,-no-as-needed -Wall -LDLIBS += -lrt -lpthread -lm +LDLIBS += -lrt -pthread -lm # these are all "safe" tests that don't modify # system time or require escalated privileges diff --git a/tools/testing/selftests/vm/Makefile b/tools/testing/selftests/vm/Makefile index 7f9a8a8c31da..afb35febd7b6 100644 --- a/tools/testing/selftests/vm/Makefile +++ b/tools/testing/selftests/vm/Makefile @@ -31,6 +31,6 @@ TEST_FILES := test_vmalloc.sh KSFT_KHDR_INSTALL := 1 include ../lib.mk -$(OUTPUT)/userfaultfd: LDLIBS += -lpthread +$(OUTPUT)/userfaultfd: LDLIBS += -pthread $(OUTPUT)/mlock-random-test: LDLIBS += -lcap
To support pthread correctly, it is better to use -pthread instead of -lpthread. Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org> --- 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(-)