linux-kernel - Re: [PATCH v2 2/2] tracing: Allow execnames to be passed as args for synthetic events

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Date:   Mon, 26 Jul 2021 09:28:18 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Masami Hiramatsu <mhiramat@...nel.org>
Cc:     linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Tom Zanussi <zanussi@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>
Subject: Re: [PATCH v2 2/2] tracing: Allow execnames to be passed as args
 for synthetic events

On Sun, 25 Jul 2021 12:45:02 +0900
Masami Hiramatsu <mhiramat@...nel.org> wrote:

> And with this change, hist trigger can correctly detect a string type in
> the operand in the expression and rejects it.
> 
> Thank you,
> 
> >From 5280d1efe4415a621cf69a1dc4861ab928b0ff1c Mon Sep 17 00:00:00 2001  
> From: Masami Hiramatsu <mhiramat@...nel.org>
> Date: Sun, 25 Jul 2021 12:34:00 +0900
> Subject: [PATCH] tracing: Reject string operand in the histogram expression
> 
> Since the string type can not be the target of the addition / subtraction
> operation, it must be rejected. Without this fix, the string type silently
> converted to digits.

Masami, can you send this as a normal patch. My scripts do not work
(nor do I plan on having them ever do so) with patches embedded in
threads or non-patch emails.

Thanks,

-- Steve