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From: Yauheni Kaliuta <yauheni.kaliuta@redhat.com>
To: Andrii Nakryiko <andrii.nakryiko@gmail.com>
Cc: bpf <bpf@vger.kernel.org>, Jiri Benc <jbenc@redhat.com>,
	Jiri Olsa <jolsa@redhat.com>, Andrii Nakryiko <andriin@fb.com>,
	Daniel Borkmann <daniel@iogearbox.net>
Subject: Re: [PATCH 8/8] selftests/bpf: factor out MKDIR rule
Date: Wed, 27 May 2020 08:07:18 +0300
Message-ID: <xunyimgiotix.fsf@redhat.com> (raw)
In-Reply-To: <CAEf4BzYoXB8OmnAu59L5Xr6=CpAcxxSJQrEfkuWgg0XT-EeP4w@mail.gmail.com> (Andrii Nakryiko's message of "Tue, 26 May 2020 15:29:04 -0700")

Hi, Andrii!

>>>>> On Tue, 26 May 2020 15:29:04 -0700, Andrii Nakryiko  wrote:

 > On Thu, May 21, 2020 at 9:14 PM Yauheni Kaliuta
 > <yauheni.kaliuta@redhat.com> wrote:
 >> 
 >> Do not repeat youself, move common mkdir code (message and action)
 >> to a variable.
 >> 
 >> Signed-off-by: Yauheni Kaliuta <yauheni.kaliuta@redhat.com>
 >> ---
 >> tools/testing/selftests/bpf/Makefile | 14 ++++++++------
 >> 1 file changed, 8 insertions(+), 6 deletions(-)
 >> 
 >> diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile
 >> index bade24e29a1a..26497d8869ea 100644
 >> --- a/tools/testing/selftests/bpf/Makefile
 >> +++ b/tools/testing/selftests/bpf/Makefile
 >> @@ -252,6 +252,11 @@ define COMPILE_C_RULE
 >> $(CC) $(CFLAGS) -c $(filter %.c,$^) $(LDLIBS) -o $@
 >> endef
 >> 
 >> +define MKDIR_RULE
 >> +       $(call msg,MKDIR,,$@)
 >> +       mkdir -p $@
 >> +endef

 > I don't think you save much with this, especially by combining
 > dir creation rules together. Let's not do this, just adds
 > extra level of "rule nestedness", if I may say so...

Ok

 >> +
 >> SKEL_BLACKLIST := btf__% test_pinning_invalid.c test_sk_assign.c
 >> 
 >> # Set up extra TRUNNER_XXX "temporary" variables in the environment (relies on
 >> @@ -294,8 +299,7 @@ define DEFINE_TEST_RUNNER_RULES
 >> ifeq ($($(TRUNNER_OUTPUT)-dir),)
 >> $(TRUNNER_OUTPUT)-dir := y
 >> $(TRUNNER_OUTPUT):
 >> -       $$(call msg,MKDIR,,$$@)
 >> -       mkdir -p $$@
 >> +       $$(MKDIR_RULE)
 >> 
 >> ifneq ($2,)
 >> EXTRA_CLEAN +=$(TRUNNER_OUTPUT)
 >> @@ -337,8 +341,7 @@ $(TRUNNER_TESTS_HDR): $(TRUNNER_TESTS_DIR)/*.c |
 >> $(dir $(TRUNNER_TESTS_HDR))
 >> EXTRA_CLEAN += $(TRUNNER_TESTS_HDR)
 >> 
 >> $(dir $(TRUNNER_TESTS_HDR)):

 > combine this rule with $(TRUNNER_OUTPUT) above?

 >> -       $$(call msg,MKDIR,,$$@)
 >> -       mkdir -p $$@
 >> +       $$(MKDIR_RULE)
 >> endif
 >> 
 >> # compile individual test files
 >> @@ -425,8 +428,7 @@ $(OUTPUT)/verifier/tests.h: verifier/*.c | $(OUTPUT)/verifier
 >> EXTRA_CLEAN += $(OUTPUT)/verifier/tests.h
 >> 
 >> $(OUTPUT)/verifier:
 >> -       $(call msg,MKDIR,,$@)
 >> -       mkdir -p $@
 >> +       $(MKDIR_RULE)

 > This should go together with libbpf, bpftool and $(INCLUDE_DIR) rule
 > at line 176.

 >> 
 >> $(OUTPUT)/test_verifier: CFLAGS += -I$(abspath verifier)
 >> $(OUTPUT)/test_verifier: test_verifier.c $(OUTPUT)/verifier/tests.h $(BPFOBJ) \
 >> --
 >> 2.26.2
 >> 


-- 
WBR,
Yauheni Kaliuta


  reply index

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-22  4:13 [PATCH 0/8] selftests/bpf: installation and out of tree build fixes Yauheni Kaliuta
2020-05-22  4:13 ` [PATCH 1/8] selftests/bpf: remove test_align from Makefile Yauheni Kaliuta
2020-05-26 22:13   ` Andrii Nakryiko
2020-05-22  4:13 ` [PATCH 2/8] selftests/bpf: build bench.o for any $(OUTPUT) Yauheni Kaliuta
2020-05-26 22:13   ` Andrii Nakryiko
2020-05-27  4:54     ` Yauheni Kaliuta
2020-05-22  4:13 ` [PATCH 3/8] selftests/bpf: install btf .c files Yauheni Kaliuta
2020-05-22  4:13 ` [PATCH 4/8] selftests/bpf: fix object files installation Yauheni Kaliuta
2020-05-26 22:30   ` Andrii Nakryiko
2020-05-27  5:17     ` Yauheni Kaliuta
2020-05-28 18:39       ` Andrii Nakryiko
2020-05-28 18:46         ` Yauheni Kaliuta
2020-05-22  4:13 ` [PATCH 5/8] selftests/bpf: add output dir to include list Yauheni Kaliuta
2020-05-26 22:13   ` Andrii Nakryiko
2020-05-22  4:13 ` [PATCH 6/8] selftests/bpf: fix urandom_read installation Yauheni Kaliuta
2020-05-26 22:13   ` Andrii Nakryiko
2020-05-22  4:13 ` [PATCH 7/8] selftests/bpf: fix test.h placing for out of tree build Yauheni Kaliuta
2020-05-26 22:26   ` Andrii Nakryiko
2020-05-27  5:06     ` Yauheni Kaliuta
2020-05-22  4:13 ` [PATCH 8/8] selftests/bpf: factor out MKDIR rule Yauheni Kaliuta
2020-05-26 22:29   ` Andrii Nakryiko
2020-05-27  5:07     ` Yauheni Kaliuta [this message]
2020-05-22  6:40 ` [PATCH 0/8] selftests/bpf: installation and out of tree build fixes Yauheni Kaliuta
2020-05-22  8:19   ` [PATCH] selftests/bpf: split -extras target to -static and -gen Yauheni Kaliuta
2020-05-27  0:19     ` Andrii Nakryiko
2020-05-27  5:21       ` Yauheni Kaliuta
2020-05-27  5:37         ` Alexei Starovoitov
2020-05-27  7:19           ` Yauheni Kaliuta
2020-05-27 16:48             ` Alexei Starovoitov
2020-05-27 17:02               ` Yauheni Kaliuta
2020-05-27 17:05                 ` Alexei Starovoitov
2020-05-27 22:01                   ` shuah
2020-05-27 22:23                     ` Alexei Starovoitov
2020-05-28  8:05                       ` Jiri Benc
2020-05-28 10:56                         ` Greg KH
2020-05-28 16:14                           ` Alexei Starovoitov
2020-05-28 17:07                             ` Shuah Khan
2020-05-28 18:15                               ` Alexei Starovoitov
2020-05-28 18:29                                 ` Yauheni Kaliuta
2020-05-28 18:34                                   ` Alexei Starovoitov
2020-05-28 19:05                                     ` Shuah Khan
2020-05-28 18:59                                 ` Shuah Khan
2020-05-28 19:18                                   ` Alexei Starovoitov
2020-05-28 20:09                                     ` Shuah Khan
2020-05-28 22:47                                       ` Shuah Khan
2020-05-28 17:10                             ` Yauheni Kaliuta
2020-05-28 18:17                               ` Alexei Starovoitov
2020-05-28 19:09                               ` Shuah Khan
2020-05-28 19:20                                 ` Yauheni Kaliuta
2020-05-28 19:34                                   ` Shuah Khan
2020-05-26 21:48   ` [PATCH 0/8] selftests/bpf: installation and out of tree build fixes Daniel Borkmann
2020-05-27  4:45     ` Yauheni Kaliuta
2020-05-26 22:32   ` Andrii Nakryiko
2020-05-27  4:52     ` Yauheni Kaliuta
2020-05-27  5:04       ` Andrii Nakryiko
2020-05-27  7:25         ` Yauheni Kaliuta
2020-05-27  8:05           ` Yauheni Kaliuta

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