From: Steven Rostedt <rostedt@goodmis.org>
To: Tzvetomir Stoyanov <tz.stoyanov@gmail.com>
Cc: Linux Trace Devel <linux-trace-devel@vger.kernel.org>
Subject: Re: [PATCH v3 06/23] trace-cmd: Add new trace-cmd clock tsc2nsec
Date: Wed, 24 Mar 2021 16:55:05 -0400 [thread overview]
Message-ID: <20210324165505.44f9ce0f@gandalf.local.home> (raw)
In-Reply-To: <CAPpZLN60Xva=xxMr=k0kdo7OZMLcJuUCrt=eskqbybT5_rgp9A@mail.gmail.com>
On Wed, 24 Mar 2021 18:56:39 +0200
Tzvetomir Stoyanov <tz.stoyanov@gmail.com> wrote:
> > > to free. That's why both are valid. I was wondering if to use strdup
> > > or simple assignment, and decided to allocate a memory. One day we may
> > > implement free_instance(), there are a lot of resources in an instance
> > > that should be freed.
> >
> > Perhaps that "one day" should be this week ;-)
>
> That means to implement a cleanup after each trace-cmd subcommand ?
> Currently, trace-cmd just exits and not freeing that memory is not a
> big problem. I was thinking many times to implement free_instance(),
> but there is no sense for it if there is no cleanup logic at the end
> of each command.
It's not top priority. But something we should keep in mind.
-- Steve
next prev parent reply other threads:[~2021-03-24 20:56 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-24 13:03 [PATCH v3 00/23] TSC trace clock to nanosecond conversion Tzvetomir Stoyanov (VMware)
2021-03-24 13:03 ` [PATCH v3 01/23] trace-cmd: Add initial perf interface in trace-cmd library Tzvetomir Stoyanov (VMware)
2021-03-24 13:03 ` [PATCH v3 02/23] trace-cmd: Extend trace-cmd dump subcommand to display the clock Tzvetomir Stoyanov (VMware)
2021-03-24 17:57 ` Steven Rostedt
2021-03-24 18:02 ` Steven Rostedt
2021-03-24 13:03 ` [PATCH v3 03/23] trace-cmd: Save only the selected clock in the trace.dat file Tzvetomir Stoyanov (VMware)
2021-03-24 13:03 ` [PATCH v3 04/23] trace-cmd: Internal refactoring, move logic for local tep handler in its own function Tzvetomir Stoyanov (VMware)
2021-03-24 13:04 ` [PATCH v3 05/23] trace-cmd: Add new local function to check if a trace clock is supported Tzvetomir Stoyanov (VMware)
2021-03-24 17:49 ` Steven Rostedt
2021-03-24 13:04 ` [PATCH v3 06/23] trace-cmd: Add new trace-cmd clock tsc2nsec Tzvetomir Stoyanov (VMware)
2021-03-24 15:05 ` Steven Rostedt
2021-03-24 15:20 ` Steven Rostedt
2021-03-24 15:38 ` Tzvetomir Stoyanov
2021-03-24 16:22 ` Steven Rostedt
2021-03-24 16:56 ` Tzvetomir Stoyanov
2021-03-24 20:55 ` Steven Rostedt [this message]
2021-03-24 18:32 ` Steven Rostedt
2021-03-24 18:33 ` Steven Rostedt
2021-03-24 13:04 ` [PATCH v3 07/23] trace-cmd: Define a new option for tsc2nsec conversion Tzvetomir Stoyanov (VMware)
2021-03-24 13:04 ` [PATCH v3 08/23] trace-cmd: Save information for tsc to nanoseconds conversion in trace file Tzvetomir Stoyanov (VMware)
2021-03-24 13:04 ` [PATCH v3 09/23] trace-cmd: Read information for tsc to nanoseconds conversion from " Tzvetomir Stoyanov (VMware)
2021-03-24 13:04 ` [PATCH v3 10/23] trace-cmd: Save tsc2nsec clock in trace.dat file Tzvetomir Stoyanov (VMware)
2021-03-24 13:04 ` [PATCH v3 11/23] trace-cmd: Append new options into guest trace file at the end of the tracing session Tzvetomir Stoyanov (VMware)
2021-03-24 13:04 ` [PATCH v3 12/23] trace-cmd: Remove unneeded multiply in events timestamp reading Tzvetomir Stoyanov (VMware)
2021-03-24 13:04 ` [PATCH v3 13/23] trace-cmd: Perform all timestamp corrections in a single function Tzvetomir Stoyanov (VMware)
2021-03-24 13:04 ` [PATCH v3 14/23] trace-cmd: Convert tsc timestamps to nanosecods when reading trace data from a file Tzvetomir Stoyanov (VMware)
2021-03-24 13:04 ` [PATCH v3 15/23] trace-cmd: Set order and priorities when applying timestamp corrections Tzvetomir Stoyanov (VMware)
2021-03-24 18:51 ` Steven Rostedt
2021-03-25 6:29 ` Tzvetomir Stoyanov
2021-03-24 13:04 ` [PATCH v3 16/23] trace-cmd: Add a new flag to disable any " Tzvetomir Stoyanov (VMware)
2021-03-24 14:24 ` Steven Rostedt
2021-03-24 15:20 ` Steven Rostedt
2021-03-24 13:04 ` [PATCH v3 17/23] trace-cmd: Change "--nodate" option to affect "--date" option only Tzvetomir Stoyanov (VMware)
2021-03-24 13:04 ` [PATCH v3 18/23] trace-cmd: Add new parameter "--raw-ts" to "trace-cmd report" command Tzvetomir Stoyanov (VMware)
2021-03-24 13:04 ` [PATCH v3 19/23] trace-cmd: Print times in TimeShift options as unsigned in trace-cmd dump Tzvetomir Stoyanov (VMware)
2021-03-24 15:33 ` Steven Rostedt
2021-03-24 13:04 ` [PATCH v3 20/23] trace-cmd: Use tsc clock for host-guest tracing, if available Tzvetomir Stoyanov (VMware)
2021-03-24 13:04 ` [PATCH v3 21/23] trace-cmd: Get current clock for host-guest tracing session Tzvetomir Stoyanov (VMware)
2021-03-24 21:15 ` Steven Rostedt
2021-03-25 5:13 ` Tzvetomir Stoyanov
2021-03-25 13:41 ` Steven Rostedt
2021-03-24 13:04 ` [PATCH v3 22/23] trace-cmd: Save the trace clocks in TRACECLOCK option Tzvetomir Stoyanov (VMware)
2021-03-24 21:24 ` Steven Rostedt
2021-03-25 5:35 ` Tzvetomir Stoyanov
2021-03-24 13:04 ` [PATCH v3 23/23] trace-cmd: Read at least 8 bytes trace-id option Tzvetomir Stoyanov (VMware)
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