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Date: Fri, 1 Dec 2023 11:49:59 +0530
From: Athira Rajeev <atrajeev@...ux.vnet.ibm.com>
To: Ian Rogers <irogers@...gle.com>,
Arnaldo Carvalho de Melo <acme@...nel.org>,
Namhyung Kim <namhyung@...nel.org>,
James Clark <james.clark@....com>
Cc: Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...hat.com>,
Mark Rutland <mark.rutland@....com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Jiri Olsa <jolsa@...nel.org>,
Adrian Hunter <adrian.hunter@...el.com>,
Kan Liang <kan.liang@...ux.intel.com>,
LKML <linux-kernel@...r.kernel.org>,
linux-perf-users <linux-perf-users@...r.kernel.org>
Subject: Re: [PATCH v2 1/4] perf build: Shellcheck support for OUTPUT
directory
> On 30-Nov-2023, at 3:04 AM, Ian Rogers <irogers@...gle.com> wrote:
>
> Migrate Makefile.tests to Build so that variables like rule_mkdir are
> defined via Makefile.build (needed so the output directory can be
> created). This requires SHELLCHECK being exported and the clean rule
> tweaking to remove the files in find.
>
> Change find "-perm -o=x" as it was failing on my Debian based Linux
> kernel tree, switch to using "-executable".
>
> Adding a filename prefix of "." to the shellcheck log files is a pain
> and error prone in make, remove this prefix and just add the
> shellcheck log files to .gitignore.
>
> Fix the command echo so that running the test is displayed.
>
> Fixes: 1638b11ef815 ("perf tools: Add perf binary dependent rule for shellcheck log in Makefile.perf")
> Signed-off-by: Ian Rogers <irogers@...gle.com>
Hi Ian,
Changes looks good to me.
Tested with make, make clean, make with shellcheck error, make with NO_SHELLCHECK
Reviewed-by: Athira Rajeev <atrajeev@...ux.vnet.ibm.com>
Thanks
Athira
> ---
> tools/perf/.gitignore | 3 +++
> tools/perf/Makefile.perf | 30 ++++++++++--------------------
> tools/perf/tests/Build | 14 ++++++++++++++
> tools/perf/tests/Makefile.tests | 22 ----------------------
> 4 files changed, 27 insertions(+), 42 deletions(-)
> delete mode 100644 tools/perf/tests/Makefile.tests
>
> diff --git a/tools/perf/.gitignore b/tools/perf/.gitignore
> index ee5c14f3b8b1..f5b81d439387 100644
> --- a/tools/perf/.gitignore
> +++ b/tools/perf/.gitignore
> @@ -39,6 +39,9 @@ trace/beauty/generated/
> pmu-events/pmu-events.c
> pmu-events/jevents
> pmu-events/metric_test.log
> +tests/shell/*.shellcheck_log
> +tests/shell/coresight/*.shellcheck_log
> +tests/shell/lib/*.shellcheck_log
> feature/
> libapi/
> libbpf/
> diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
> index 824cbc0af7d7..1ab2a908f240 100644
> --- a/tools/perf/Makefile.perf
> +++ b/tools/perf/Makefile.perf
> @@ -229,8 +229,15 @@ else
> force_fixdep := $(config)
> endif
>
> +# Runs shellcheck on perf test shell scripts
> +ifeq ($(NO_SHELLCHECK),1)
> + SHELLCHECK :=
> +else
> + SHELLCHECK := $(shell which shellcheck 2> /dev/null)
> +endif
> +
> export srctree OUTPUT RM CC CXX LD AR CFLAGS CXXFLAGS V BISON FLEX AWK
> -export HOSTCC HOSTLD HOSTAR HOSTCFLAGS
> +export HOSTCC HOSTLD HOSTAR HOSTCFLAGS SHELLCHECK
>
> include $(srctree)/tools/build/Makefile.include
>
> @@ -673,23 +680,7 @@ $(PERF_IN): prepare FORCE
> $(PMU_EVENTS_IN): FORCE prepare
> $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=pmu-events obj=pmu-events
>
> -# Runs shellcheck on perf test shell scripts
> -
> -SHELLCHECK := $(shell which shellcheck 2> /dev/null)
> -
> -ifeq ($(NO_SHELLCHECK),1)
> -SHELLCHECK :=
> -endif
> -
> -ifneq ($(SHELLCHECK),)
> -SHELLCHECK_TEST: FORCE prepare
> - $(Q)$(MAKE) -f $(srctree)/tools/perf/tests/Makefile.tests
> -else
> -SHELLCHECK_TEST:
> - @:
> -endif
> -
> -$(OUTPUT)perf: $(PERFLIBS) $(PERF_IN) $(PMU_EVENTS_IN) SHELLCHECK_TEST
> +$(OUTPUT)perf: $(PERFLIBS) $(PERF_IN) $(PMU_EVENTS_IN)
> $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) \
> $(PERF_IN) $(PMU_EVENTS_IN) $(LIBS) -o $@
>
> @@ -1152,9 +1143,8 @@ bpf-skel-clean:
> $(call QUIET_CLEAN, bpf-skel) $(RM) -r $(SKEL_TMP_OUT) $(SKELETONS)
>
> clean:: $(LIBAPI)-clean $(LIBBPF)-clean $(LIBSUBCMD)-clean $(LIBSYMBOL)-clean $(LIBPERF)-clean fixdep-clean python-clean bpf-skel-clean tests-coresight-targets-clean
> - $(Q)$(MAKE) -f $(srctree)/tools/perf/tests/Makefile.tests clean
> $(call QUIET_CLEAN, core-objs) $(RM) $(LIBPERF_A) $(OUTPUT)perf-archive $(OUTPUT)perf-iostat $(LANG_BINDINGS)
> - $(Q)find $(or $(OUTPUT),.) -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete
> + $(Q)find $(or $(OUTPUT),.) -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete -o -name '*.shellcheck_log' -delete
> $(Q)$(RM) $(OUTPUT).config-detected
> $(call QUIET_CLEAN, core-progs) $(RM) $(ALL_PROGRAMS) perf perf-read-vdso32 perf-read-vdsox32 $(OUTPUT)$(LIBJVMTI).so
> $(call QUIET_CLEAN, core-gen) $(RM) *.spec *.pyc *.pyo */*.pyc */*.pyo $(OUTPUT)common-cmds.h TAGS tags cscope* $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)FEATURE-DUMP $(OUTPUT)util/*-bison* $(OUTPUT)util/*-flex* \
> diff --git a/tools/perf/tests/Build b/tools/perf/tests/Build
> index 2b45ffa462a6..53ba9c3e20e0 100644
> --- a/tools/perf/tests/Build
> +++ b/tools/perf/tests/Build
> @@ -77,3 +77,17 @@ CFLAGS_python-use.o += -DPYTHONPATH="BUILD_STR($(OUTPUT)python)" -DPYTHON="BUI
> CFLAGS_dwarf-unwind.o += -fno-optimize-sibling-calls
>
> perf-y += workloads/
> +
> +ifdef SHELLCHECK
> + SHELL_TESTS := $(shell find tests/shell -executable -type f -name '*.sh')
> + TEST_LOGS := $(SHELL_TESTS:tests/shell/%=shell/%.shellcheck_log)
> +else
> + SHELL_TESTS :=
> + TEST_LOGS :=
> +endif
> +
> +$(OUTPUT)%.shellcheck_log: %
> + $(call rule_mkdir)
> + $(Q)$(call echo-cmd,test)shellcheck -a -S warning "$<" > $@ || (cat $@ && rm $@ && false)
> +
> +perf-y += $(TEST_LOGS)
> diff --git a/tools/perf/tests/Makefile.tests b/tools/perf/tests/Makefile.tests
> deleted file mode 100644
> index fdaca5f7a946..000000000000
> --- a/tools/perf/tests/Makefile.tests
> +++ /dev/null
> @@ -1,22 +0,0 @@
> -# SPDX-License-Identifier: GPL-2.0
> -# Athira Rajeev <atrajeev@...ux.vnet.ibm.com>, 2023
> -
> -PROGS := $(shell find tests/shell -perm -o=x -type f -name '*.sh')
> -FILE_NAME := $(notdir $(PROGS))
> -FILE_NAME := $(FILE_NAME:%=.%)
> -LOGS := $(join $(dir $(PROGS)),$(FILE_NAME))
> -LOGS := $(LOGS:%=%.shellcheck_log)
> -
> -.PHONY: all
> -all: SHELLCHECK_RUN
> - @:
> -
> -SHELLCHECK_RUN: $(LOGS)
> -
> -.%.shellcheck_log: %
> - $(call rule_mkdir)
> - $(Q)$(call frecho-cmd,test)@shellcheck -S warning "$<" > $@ || (cat $@ && rm $@ && false)
> -
> -clean:
> - $(eval log_files := $(shell find . -name '.*.shellcheck_log'))
> - @rm -rf $(log_files)
> --
> 2.43.0.rc1.413.gea7ed67945-goog
>
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