[PATCH V2 00/26] tools/perf: Fix shellcheck coding/formatting issues of perf tool shell scripts
Athira Rajeev
atrajeev at linux.vnet.ibm.com
Tue Jul 25 15:50:37 AEST 2023
> On 20-Jul-2023, at 10:48 AM, kajoljain <kjain at linux.ibm.com> wrote:
>
>
>
> On 7/20/23 10:42, Athira Rajeev wrote:
>>
>>
>>> On 19-Jul-2023, at 11:16 PM, Ian Rogers <irogers at google.com> wrote:
>>>
>>> On Tue, Jul 18, 2023 at 11:17 PM kajoljain <kjain at linux.ibm.com> wrote:
>>>>
>>>> Hi,
>>>>
>>>> Looking for review comments on this patchset.
>>>>
>>>> Thanks,
>>>> Kajol Jain
>>>>
>>>>
>>>> On 7/9/23 23:57, Athira Rajeev wrote:
>>>>> Patchset covers a set of fixes for coding/formatting issues observed while
>>>>> running shellcheck tool on the perf shell scripts.
>>>>>
>>>>> This cleanup is a pre-requisite to include a build option for shellcheck
>>>>> discussed here: https://www.spinics.net/lists/linux-perf-users/msg25553.html
>>>>> First set of patches were posted here:
>>>>> https://lore.kernel.org/linux-perf-users/53B7D823-1570-4289-A632-2205EE2B522C@linux.vnet.ibm.com/T/#t
>>>>>
>>>>> This patchset covers remaining set of shell scripts which needs
>>>>> fix. Patch 1 is resubmission of patch 6 from the initial series.
>>>>> Patch 15, 16 and 22 touches code from tools/perf/trace/beauty.
>>>>> Other patches are fixes for scripts from tools/perf/tests.
>>>>>
>>>>> The shellcheck is run for severity level for errors and warnings.
>>>>> Command used:
>>>>>
>>>>> # for F in $(find tests/shell/ -perm -o=x -name '*.sh'); do shellcheck -S warning $F; done
>>>>> # echo $?
>>>>> 0
>>>>>
>>>
>>> I don't see anything objectionable in the changes so for the series:
>>> Acked-by: Ian Rogers <irogers at google.com>
>>>
>>> Some thoughts:
>>> - Adding "#!/bin/bash" to scripts in tools/perf/tests/lib - I think
>>> we didn't do this to avoid these being included as tests. There are
>>> now extra checks when finding shell tests, so I can imagine doing this
>>> isn't a regression but just a heads up.
>>> - I think James' comment was addressed:
>>> https://lore.kernel.org/linux-perf-users/334989bf-5501-494c-f246-81878fd2fed8@arm.com/
>>> - Why aren't these changes being mailed to LKML? The wider community
>>> on LKML have thoughts on shell scripts, plus it makes the changes miss
>>> my mail filters.
>>> - Can we automate this testing into the build? For example, following
>>> a similar kernel build pattern we run a python test and make the log
>>> output a requirement here:
>>> https://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools-next.git/tree/tools/perf/pmu-events/Build?h=perf-tools-next#n30
>>> I think we can translate:
>>> for F in $(find tests/shell/ -perm -o=x -name '*.sh'); do shellcheck
>>> -S warning $F; done
>>> into a rule in make for log files that are then a dependency on the
>>> perf binary. We can then parallel shellcheck during the build and
>>> avoid regressions. We probably need a CONFIG_SHELLCHECK feature check
>>> in the build to avoid not having shellcheck breaking the build.
>>
>> Hi Ian
>>
>> Thanks for the comments.
>> Yes, next step after this is to include build option for shellcheck by updating Makefile.
>> We will surely get into that build option enablement patch once we have all these corrections in place.
>>
>> Thanks
>> Athira
>>>
>
> Hi Ian,
> Thanks for reviewing the patches. As athira mentioned our next is to
> include build option. So, we will work on it next once all the
> correction done.
>
> Thanks,
> Kajol Jain
Hi Arnaldo, Namhyung
Can you have this patchset applied along with Acked-by from Ian ?
Our next step is to add a build option for shellcheck by updating Makefile and will be working on that.
Thanks
Athira
>
>>> Thanks,
>>> Ian
>>>
>>>>> Changelog:
>>>>> v1 -> v2:
>>>>> - Rebased on top of perf-tools-next from:
>>>>> https://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git/log/?h=perf-tools-next
>>>>>
>>>>> - Fixed shellcheck errors and warnings reported for newly
>>>>> added changes from perf-tools-next branch
>>>>>
>>>>> - Addressed review comment from James clark for patch
>>>>> number 13 from V1. The changes in patch 13 were not necessary
>>>>> since the file "tests/shell/lib/coresight.sh" is sourced from
>>>>> other test files.
>>>>>
>>>>> Akanksha J N (1):
>>>>> tools/perf/tests: Fix shellcheck warnings for
>>>>> trace+probe_vfs_getname.sh
>>>>>
>>>>> Athira Rajeev (14):
>>>>> tools/perf/tests: fix test_arm_spe_fork.sh signal case issues
>>>>> tools/perf/tests: Fix unused variable references in
>>>>> stat+csv_summary.sh testcase
>>>>> tools/perf/tests: fix shellcheck warning for
>>>>> test_perf_data_converter_json.sh testcase
>>>>> tools/perf/tests: Fix shellcheck issue for stat_bpf_counters.sh
>>>>> testcase
>>>>> tools/perf/tests: Fix shellcheck issues in
>>>>> tests/shell/stat+shadow_stat.sh tetscase
>>>>> tools/perf/tests: Fix shellcheck warnings for
>>>>> thread_loop_check_tid_10.sh
>>>>> tools/perf/tests: Fix shellcheck warnings for unroll_loop_thread_10.sh
>>>>> tools/perf/tests: Fix shellcheck warnings for lib/probe_vfs_getname.sh
>>>>> tools/perf/tests: Fix the shellcheck warnings in lib/waiting.sh
>>>>> tools/perf/trace: Fix x86_arch_prctl.sh to address shellcheck warnings
>>>>> tools/perf/arch/x86: Fix syscalltbl.sh to address shellcheck warnings
>>>>> tools/perf/tests/shell: Fix the shellcheck warnings in
>>>>> record+zstd_comp_decomp.sh
>>>>> tools/perf/tests/shell: Fix shellcheck warning for stat+std_output.sh
>>>>> testcase
>>>>> tools/perf/tests: Fix shellcheck warning for stat+std_output.sh
>>>>> testcase
>>>>>
>>>>> Kajol Jain (11):
>>>>> tools/perf/tests: Fix shellcheck warning for probe_vfs_getname.sh
>>>>> testcase
>>>>> tools/perf/tests: Fix shellcheck warning for record_offcpu.sh testcase
>>>>> tools/perf/tests: Fix shellcheck issue for lock_contention.sh testcase
>>>>> tools/perf/tests: Fix shellcheck issue for stat_bpf_counters_cgrp.sh
>>>>> testcase
>>>>> tools/perf/tests: Fix shellcheck warning for asm_pure_loop.sh shell
>>>>> script
>>>>> tools/perf/tests: Fix shellcheck warning for memcpy_thread_16k_10.sh
>>>>> shell script
>>>>> tools/perf/tests: Fix shellcheck warning for probe.sh shell script
>>>>> tools/perf/trace: Fix shellcheck issue for arch_errno_names.sh script
>>>>> tools/perf: Fix shellcheck issue for check-headers.sh script
>>>>> tools/shell/coresight: Fix shellcheck warning for
>>>>> thread_loop_check_tid_2.sh shell script
>>>>> tools/perf/tests/shell/lib: Fix shellcheck warning for stat_output.sh
>>>>> shell script
>>>>>
>>>>> .../arch/x86/entry/syscalls/syscalltbl.sh | 2 +-
>>>>> tools/perf/check-headers.sh | 6 ++--
>>>>> .../tests/shell/coresight/asm_pure_loop.sh | 2 +-
>>>>> .../shell/coresight/memcpy_thread_16k_10.sh | 2 +-
>>>>> .../coresight/thread_loop_check_tid_10.sh | 2 +-
>>>>> .../coresight/thread_loop_check_tid_2.sh | 2 +-
>>>>> .../shell/coresight/unroll_loop_thread_10.sh | 2 +-
>>>>> tools/perf/tests/shell/lib/probe.sh | 1 +
>>>>> .../perf/tests/shell/lib/probe_vfs_getname.sh | 5 ++--
>>>>> tools/perf/tests/shell/lib/stat_output.sh | 1 +
>>>>> tools/perf/tests/shell/lib/waiting.sh | 1 +
>>>>> tools/perf/tests/shell/lock_contention.sh | 12 ++++----
>>>>> tools/perf/tests/shell/probe_vfs_getname.sh | 4 +--
>>>>> .../tests/shell/record+zstd_comp_decomp.sh | 14 +++++-----
>>>>> tools/perf/tests/shell/record_offcpu.sh | 6 ++--
>>>>> tools/perf/tests/shell/stat+csv_output.sh | 2 +-
>>>>> tools/perf/tests/shell/stat+csv_summary.sh | 4 +--
>>>>> tools/perf/tests/shell/stat+shadow_stat.sh | 4 +--
>>>>> tools/perf/tests/shell/stat+std_output.sh | 3 +-
>>>>> tools/perf/tests/shell/stat_bpf_counters.sh | 4 +--
>>>>> .../tests/shell/stat_bpf_counters_cgrp.sh | 28 ++++++++-----------
>>>>> tools/perf/tests/shell/test_arm_spe_fork.sh | 2 +-
>>>>> .../shell/test_perf_data_converter_json.sh | 2 +-
>>>>> .../tests/shell/trace+probe_vfs_getname.sh | 6 ++--
>>>>> tools/perf/trace/beauty/arch_errno_names.sh | 15 ++++------
>>>>> tools/perf/trace/beauty/x86_arch_prctl.sh | 6 ++--
>>>>> 26 files changed, 67 insertions(+), 71 deletions(-)
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