From: Stephen Rothwell <sfr@canb.auug.org.au>
To: Ian Rogers <irogers@google.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
Song Liu <songliubraving@fb.com>,
linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
bpf@vger.kernel.org
Subject: Re: [PATCH 1/4] perf test: Fix non-bash issue with stat bpf counters
Date: Mon, 21 Jun 2021 07:55:25 +1000 [thread overview]
Message-ID: <20210621075525.128b476f@canb.auug.org.au> (raw)
In-Reply-To: <20210617184216.2075588-1-irogers@google.com>
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Hi Ian,
On Thu, 17 Jun 2021 11:42:13 -0700 Ian Rogers <irogers@google.com> wrote:
>
> $(( .. )) is a bash feature but the test's interpreter is !/bin/sh,
> switch the code to use expr.
The $(( .. )) syntax is specified in POSIX (see
https://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#tag_18_06_04),
so unless this caused an actual problem, this change is unnecessary.
--
Cheers,
Stephen Rothwell
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next prev parent reply other threads:[~2021-06-20 21:55 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-17 18:42 [PATCH 1/4] perf test: Fix non-bash issue with stat bpf counters Ian Rogers
2021-06-17 18:42 ` [PATCH 2/4] perf test: Pass the verbose option to shell tests Ian Rogers
2021-06-17 19:19 ` Arnaldo Carvalho de Melo
2021-06-18 16:49 ` Arnaldo Carvalho de Melo
2021-06-19 4:45 ` Ian Rogers
2021-06-19 13:03 ` Arnaldo Carvalho de Melo
2021-06-17 18:42 ` [PATCH 3/4] perf test: Add verbose skip output for bpf counters Ian Rogers
2021-06-17 19:20 ` Arnaldo Carvalho de Melo
2021-06-17 18:42 ` [PATCH 4/4] perf test: Make stat bpf counters test more robust Ian Rogers
2021-06-17 19:21 ` Arnaldo Carvalho de Melo
2021-06-17 19:18 ` [PATCH 1/4] perf test: Fix non-bash issue with stat bpf counters Arnaldo Carvalho de Melo
2021-06-20 21:55 ` Stephen Rothwell [this message]
2021-06-21 21:30 ` Ian Rogers
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