From: Steven Rostedt <rostedt@goodmis.org>
To: Kalesh Singh <kaleshsingh@google.com>
Cc: Suren Baghdasaryan <surenb@google.com>,
Hridya Valsaraju <hridya@google.com>,
Namhyung Kim <namhyung@kernel.org>,
Jonathan Corbet <corbet@lwn.net>, Ingo Molnar <mingo@redhat.com>,
Shuah Khan <shuah@kernel.org>, Tom Zanussi <zanussi@kernel.org>,
Masami Hiramatsu <mhiramat@kernel.org>,
"open list:DOCUMENTATION" <linux-doc@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
"open list:KERNEL SELFTEST FRAMEWORK"
<linux-kselftest@vger.kernel.org>
Subject: Re: [PATCH 1/5] tracing: Add support for creating hist trigger variables from literal
Date: Tue, 19 Oct 2021 17:26:00 -0400 [thread overview]
Message-ID: <20211019172600.0f211c98@gandalf.local.home> (raw)
In-Reply-To: <CAC_TJvfT-1SeEhDnVjRfcv1SjKmZbcdy=cBVXYeB1GLTv+=e+w@mail.gmail.com>
On Tue, 19 Oct 2021 14:21:04 -0700
Kalesh Singh <kaleshsingh@google.com> wrote:
> Addition and subtraction are already supported operations. The use
> case given in Documentation/trace/histogram.rst is for calculating
> latencies. I don't have a use case where the constants may be needed
> in the addition/subtraction, but for simplicity and completeness we
> support them for all operations.
Perhaps we should state that it's mostly added for completeness then.
Thanks,
-- Steve
next prev parent reply other threads:[~2021-10-19 21:26 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-15 19:52 [PATCH 0/5] tracing: Extend histogram triggers expression parsing Kalesh Singh
2021-09-15 19:52 ` [PATCH 1/5] tracing: Add support for creating hist trigger variables from literal Kalesh Singh
2021-10-19 20:48 ` Steven Rostedt
2021-10-19 21:21 ` Kalesh Singh
2021-10-19 21:26 ` Steven Rostedt [this message]
2021-10-19 21:49 ` Kalesh Singh
2021-09-15 19:52 ` [PATCH 2/5] tracing: Add division and multiplication support for hist triggers Kalesh Singh
2021-10-19 20:45 ` Steven Rostedt
2021-10-19 21:24 ` Kalesh Singh
2021-09-15 19:52 ` [PATCH 3/5] tracing: Fix operator precedence for hist triggers expression Kalesh Singh
2021-09-15 19:52 ` [PATCH 4/5] tracing/selftests: Add tests for hist trigger expression parsing Kalesh Singh
2021-09-15 19:52 ` [PATCH 5/5] tracing/histogram: Document expression arithmetic and constants Kalesh Singh
2021-09-15 20:09 ` [PATCH 0/5] tracing: Extend histogram triggers expression parsing Kalesh Singh
2021-09-30 22:58 ` Namhyung Kim
2021-10-02 0:54 ` Kalesh Singh
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