linux-kernel - Re: [RFC PATCH tracing/kprobes 2/5] tracing/kprobes: Avoid field name confliction

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Date:	Mon, 28 Sep 2009 12:52:20 -0400
From:	Masami Hiramatsu <mhiramat@...hat.com>
To:	Li Zefan <lizf@...fujitsu.com>
CC:	Frederic Weisbecker <fweisbec@...il.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Ingo Molnar <mingo@...e.hu>,
	lkml <linux-kernel@...r.kernel.org>,
	systemtap-ml <systemtap@...rces.redhat.com>,
	DLE <dle-develop@...ts.sourceforge.net>,
	Thomas Gleixner <tglx@...utronix.de>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Mike Galbraith <efault@....de>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Christoph Hellwig <hch@...radead.org>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	Jim Keniston <jkenisto@...ibm.com>,
	"Frank Ch. Eigler" <fche@...hat.com>
Subject: Re: [RFC PATCH tracing/kprobes 2/5] tracing/kprobes: Avoid field
 name	confliction

Li Zefan wrote:
>> +/* Reserved field names */
>> +#define FIELD_STRING_IP "ip"
>> +#define FIELD_STRING_NARGS "nargs"
>> +#define FIELD_STRING_RETIP "ret_ip"
>> +#define FIELD_STRING_FUNC "func"
>> +
>> +const char *reserved_field_names[] = {
>> +	"common_type",
>> +	"common_flags",
>> +	"common_preempt_count",
>> +	"common_pid",
>> +	"common_tgid",
>
> There is a new common field "common_lock_depth"

Thanks, I'll add it.
Perhaps, I might need to have more generic check.
(check in define_field?)

Thank you!

>
>> +	FIELD_STRING_IP,
>> +	FIELD_STRING_NARGS,
>> +	FIELD_STRING_RETIP,
>> +	FIELD_STRING_FUNC,
>> +};

-- 
Masami Hiramatsu

Software Engineer
Hitachi Computer Products (America), Inc.
Software Solutions Division

e-mail: mhiramat@...hat.com

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