From: Steven Rostedt <rostedt@goodmis.org>
To: "Tzvetomir Stoyanov (VMware)" <tz.stoyanov@gmail.com>
Cc: linux-trace-devel@vger.kernel.org
Subject: Re: [PATCH] libtracefs: Add new API for open trace marker file
Date: Fri, 19 Feb 2021 09:42:06 -0500 [thread overview]
Message-ID: <20210219094206.27d51db6@gandalf.local.home> (raw)
In-Reply-To: <20210219092642.0f496a19@gandalf.local.home>
On Fri, 19 Feb 2021 09:26:42 -0500
Steven Rostedt <rostedt@goodmis.org> wrote:
> Where tracefs_print_init() will open the trace_marker for that instance
> (NULL being the top level), and storing it in the instance structure.
BTW, in all cases, if NULL is used, we need to have a global variable to
keep track of the trace_marker file descriptor. All should be marked as
"close on exec", as we don't want this to be passed to new executables (if
someone wants that, then they can use the API in this thread).
-- Steve
next prev parent reply other threads:[~2021-02-19 14:42 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-19 5:53 [PATCH] libtracefs: Add new API for open trace marker file Tzvetomir Stoyanov (VMware)
2021-02-19 14:26 ` Steven Rostedt
2021-02-19 14:42 ` Steven Rostedt [this message]
2021-02-24 5:35 ` Tzvetomir Stoyanov
2021-02-25 1:24 ` Steven Rostedt
2021-02-23 22:22 ` Steven Rostedt
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