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From: Steven Rostedt <rostedt@goodmis.org>
To: Tzvetomir Stoyanov <tz.stoyanov@gmail.com>
Cc: Linux Trace Devel <linux-trace-devel@vger.kernel.org>,
	Sameeruddin shaik <sameeruddin.shaik8@gmail.com>
Subject: Re: [PATCH 13/13 v2] libtracefs: Add CONTINUE to tracefs_function_filter()
Date: Tue, 30 Mar 2021 11:14:17 -0400
Message-ID: <20210330111417.2d904cea@gandalf.local.home> (raw)
In-Reply-To: <20210330105250.0a7105a1@gandalf.local.home>

On Tue, 30 Mar 2021 10:52:50 -0400
Steven Rostedt <rostedt@goodmis.org> wrote:

> And closing the file can cause issues. If we were to go this way, I would
> make it that if the file is open and RESET is set, it would return an error
> EBUSY.
> 
> But no, closing the file just because RESET is set is dangerous.

So, I'm going to keep the patches going as is, and build on top of them
with updates.

Thinking about this some more, I believe I'll go with returning 1 with
errno = EBUSY if RESET is passed in and the file descriptor is opened.

-- Steve

  reply index

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-30  0:51 [PATCH 00/13 v2] libtracefs: Add tracefs_function_filter() Steven Rostedt
2021-03-30  0:51 ` [PATCH 01/13 v2] libtracefs: An API to set the filtering of functions Steven Rostedt
2021-03-30  0:51 ` [PATCH 02/13 v2] libtracefs: Document function_filter API Steven Rostedt
2021-03-30  0:51 ` [PATCH 03/13 v2] libtracefs: Fix notations of tracefs_function_filter() and module parameter Steven Rostedt
2021-03-30  0:51 ` [PATCH 04/13 v2] libtracefs: Move opening of file out of controlled_write() Steven Rostedt
2021-03-30  0:51 ` [PATCH 05/13 v2] libtracefs: Add add_errors() helper function for control_write() Steven Rostedt
2021-03-30  0:51 ` [PATCH 06/13 v2] libtracefs: Add checking of available_filter_functions to tracefs_function_filter() Steven Rostedt
2021-03-30  0:51 ` [PATCH 07/13 v2] libtracefs: Add write_filter() helper function Steven Rostedt
2021-03-30  0:51 ` [PATCH 08/13 v2] libtracefs: Allow for setting filters with regex expressions Steven Rostedt
2021-04-01 16:33   ` sameeruddin shaik
2021-03-31 16:39     ` Steven Rostedt
2021-04-02  1:59       ` sameeruddin shaik
2021-04-01  2:41         ` Steven Rostedt
2021-03-30  0:51 ` [PATCH 09/13 v2] libtracefs: Add indexing to set functions in tracefs_function_filter() Steven Rostedt
2021-03-30  0:51 ` [PATCH 10/13 v2] libtracefs: Pass in reset via flags to tracefs_function_filter() Steven Rostedt
2021-03-30 14:29   ` Tzvetomir Stoyanov
2021-03-30 14:53     ` Steven Rostedt
2021-03-30  0:51 ` [PATCH 11/13 v2] libtracefs: Add pthread_mutex_lock() around tracefs_function_filter() Steven Rostedt
2021-03-30  0:51 ` [PATCH 12/13 v2] libtracefs: Move struct tracefs_instance to tracefs-local.h Steven Rostedt
2021-03-30  0:51 ` [PATCH 13/13 v2] libtracefs: Add CONTINUE to tracefs_function_filter() Steven Rostedt
2021-03-30 14:29   ` Tzvetomir Stoyanov
2021-03-30 14:52     ` Steven Rostedt
2021-03-30 15:14       ` Steven Rostedt [this message]
2021-03-30 15:32       ` Tzvetomir Stoyanov
2021-03-30 16:03         ` Steven Rostedt
2021-03-30  1:03 ` [RFC][PATCH 14/13 v2] libtracefs: Just past one filter in for tracefs_function_filter() Steven Rostedt
2021-03-30 14:31   ` Tzvetomir Stoyanov

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