From: Steven Rostedt <rostedt@goodmis.org>
To: "Masami Hiramatsu (Google)" <mhiramat@kernel.org>
Cc: Peng Donglin <dolinux.peng@gmail.com>,
dolinux.peng@gmai.com, linux-trace-kernel@vger.kernel.org,
linux-kernel@vger.kernel.org,
pengdonglin <pengdonglin@xiaomi.com>
Subject: Re: [PATCH v5 0/3] Use BTF to trim return values
Date: Thu, 3 Sep 2026 20:30:13 -0400 [thread overview]
Message-ID: <20260903203013.6c844daf@robin> (raw)
In-Reply-To: <20260904084808.12a9c7a1c4bb8353d753e026@kernel.org>
On Fri, 4 Sep 2026 08:48:08 +0900
Masami Hiramatsu (Google) <mhiramat@kernel.org> wrote:
> > I have to ask. Why do we care? Is there a use for this information?
>
> If the structure itself is being returned, representing it as a scalar
> value could lead to misunderstandings. Since we can check it is a
> scalar or not, it should be noticed. In this meaning, I think "(trunc)"
> is also good to me. (at least user can notice it)
OK, after thinking about this more, I agree that "(trunc)" is the better option.
-- Steve
next prev parent reply other threads:[~2026-09-04 0:30 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-01 13:46 [PATCH v5 0/3] Use BTF to trim return values Donglin Peng
2026-09-01 13:46 ` [PATCH v5 1/3] ftrace: Build trace_btf.c when CONFIG_DEBUG_INFO_BTF is enabled Donglin Peng
2026-09-02 14:58 ` Masami Hiramatsu
2026-09-01 13:46 ` [PATCH v5 2/3] fgraph: Enhance funcgraph-retval with BTF-based type-aware output Donglin Peng
2026-09-01 14:10 ` sashiko-bot
2026-09-01 13:46 ` [PATCH v5 3/3] tracing: Update funcgraph-retval documentation Donglin Peng
2026-09-01 14:20 ` sashiko-bot
2026-09-01 17:57 ` [PATCH v5 0/3] Use BTF to trim return values Steven Rostedt
2026-09-02 3:25 ` Peng Donglin
2026-09-02 14:55 ` Masami Hiramatsu
2026-09-03 16:17 ` Donglin Peng
2026-09-03 16:36 ` Steven Rostedt
2026-09-03 23:48 ` Masami Hiramatsu
2026-09-04 0:30 ` Steven Rostedt [this message]
2026-09-04 1:34 ` Donglin Peng
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