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Message-ID: <18d6a5e5-f7a5-4a86-aa0b-eec38652c0d5@efficios.com>
Date: Sun, 10 Dec 2023 09:11:40 -0500
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Subject: Re: [PATCH] tracing: Have large events show up as '[LINE TOO BIG]'
 instead of nothing
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To: Steven Rostedt <rostedt@goodmis.org>, LKML
 <linux-kernel@vger.kernel.org>,
 Linux Trace Kernel <linux-trace-kernel@vger.kernel.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>,
 Mark Rutland <mark.rutland@arm.com>
References: <20231209171058.78c1a026@gandalf.local.home>
From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
In-Reply-To: <20231209171058.78c1a026@gandalf.local.home>
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On 2023-12-09 17:10, Steven Rostedt wrote:
[...]
>              <...>-852     [001] .....   121.550551: tracing_mark_write[LINE TOO BIG]
>              <...>-852     [001] .....   121.550581: tracing_mark_write: 78901234

Failing to print an entire message because it does not fit in the
buffer size is rather inconvenient.

It would be better to print the partial line, and end the line with
a <TRUNCATED LINE> tag.

Thanks,

Mathieu

-- 
Mathieu Desnoyers
EfficiOS Inc.
https://www.efficios.com