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From: Oleg Nesterov <oleg@redhat.com>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com>,
	Srikar Dronamraju <srikar@linux.vnet.ibm.com>,
	Anton Arapov <anton@redhat.com>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	Ingo Molnar <mingo@redhat.com>,
	linux-kernel@vger.kernel.org
Subject: [PATCH v2 0/7] uprobes/tracing: uretprobes
Date: Tue, 9 Apr 2013 21:32:01 +0200	[thread overview]
Message-ID: <20130409193200.GA26731@redhat.com> (raw)
In-Reply-To: <1365520045.25498.62.camel@gandalf.local.home>

On 04/09, Steven Rostedt wrote:
>
> On Tue, 2013-04-09 at 16:50 +0200, Oleg Nesterov wrote:
> > On 04/08, Steven Rostedt wrote:
>
> > OK, will do.
> >
> > Or. Instead of enum we can use "bool is_return". So, instead of
> >
> > 	if (is_ret_probe(tu))
> > 		size = SIZEOF_TRACE_ENTRY(UPROBE_ENTRY_RETPROBE);
> > 	else
> > 		size = SIZEOF_TRACE_ENTRY(UPROBE_ENTRY_NORMAL);
> >
> > we can do
> >
> > 	size = SIZEOF_TRACE_ENTRY(is_ret_probe(tu));
> >
> > What do you like more?
>
> Which ever is easier ;-)
>
> I just hated the magic "1" and "2". As long as I (or any reviewer) does
> not need to go searching for numbers, and can easily figure out what is
> going on by looking at the code at hand, I'm happy.
>
> Both the above satisfy that requirement.
>
> Your "is_ret_probe(tu)" may have the added bonus of being less error
> prone.

OK, please see v2.

Change SIZEOF_TRACE_ENTRY/DATAOF_TRACE_ENTRY to accept "bool is_return"
rather than "int nr".

Srikar, I preserved your acks, hopefully this is fine. But 4/7 still
doesn't have your ack.

Oleg.


  reply	other threads:[~2013-04-09 19:35 UTC|newest]

Thread overview: 59+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-29 18:15 [PATCH 0/4] uprobes/tracing: uretprobes, initial preparations Oleg Nesterov
2013-03-29 18:15 ` [PATCH 1/4] uprobes/tracing: Kill the pointless task_pt_regs() calls Oleg Nesterov
2013-04-02  8:57   ` Anton Arapov
2013-04-04 14:24   ` Srikar Dronamraju
2013-03-29 18:15 ` [PATCH 2/4] uprobes/tracing: Kill the pointless seq_print_ip_sym() call Oleg Nesterov
2013-04-02  8:57   ` Anton Arapov
2013-04-04 14:24   ` Srikar Dronamraju
2013-03-29 18:15 ` [PATCH 3/4] uprobes/tracing: Kill the pointless local_save_flags/preempt_count calls Oleg Nesterov
2013-04-02  8:58   ` Anton Arapov
2013-04-04 14:25   ` Srikar Dronamraju
2013-04-05  3:47     ` Masami Hiramatsu
2013-04-05 15:01       ` Oleg Nesterov
2013-04-08  9:29         ` Masami Hiramatsu
2013-04-10 14:58           ` [PATCH 0/1] uprobes/tracing: Don't pass addr=ip to perf_trace_buf_submit() Oleg Nesterov
2013-04-10 14:58             ` [PATCH 1/1] " Oleg Nesterov
2013-04-11 10:19               ` Masami Hiramatsu
2013-04-13  9:28               ` Srikar Dronamraju
2013-04-11 10:38             ` [PATCH 0/1] " Masami Hiramatsu
2013-04-11 11:59               ` Oleg Nesterov
2013-04-12 18:01                 ` Steven Rostedt
2013-04-12 21:19                 ` Steven Rostedt
2013-04-13 14:02                   ` [PATCH 0/1] uprobes/perf: Avoid perf_trace_buf_prepare/submit if ->perf_events is empty Oleg Nesterov
2013-04-13 14:02                     ` [PATCH 1/1] " Oleg Nesterov
2013-04-13 18:22                     ` [PATCH 0/1] " Oleg Nesterov
2013-04-08 15:58   ` [PATCH 3/4] uprobes/tracing: Kill the pointless local_save_flags/preempt_count calls Steven Rostedt
2013-04-09 14:58     ` Oleg Nesterov
2013-04-09 15:12       ` Steven Rostedt
2013-03-29 18:15 ` [PATCH 4/4] uprobes/tracing: generalize struct uprobe_trace_entry_head Oleg Nesterov
2013-04-02  8:59   ` Anton Arapov
2013-04-04 14:25   ` Srikar Dronamraju
2013-04-08 15:55   ` Steven Rostedt
2013-04-09 14:50     ` Oleg Nesterov
2013-04-09 15:07       ` Steven Rostedt
2013-04-09 19:32         ` Oleg Nesterov [this message]
2013-04-09 19:32           ` [PATCH v2 1/7] uprobes/tracing: Generalize " Oleg Nesterov
2013-04-09 19:32           ` [PATCH v2 2/7] uprobes/tracing: Introduce uprobe_{trace,perf}_print() helpers Oleg Nesterov
2013-04-09 19:32           ` [PATCH v2 3/7] uprobes/tracing: Introduce is_ret_probe() and uretprobe_dispatcher() Oleg Nesterov
2013-04-09 19:32           ` [PATCH v2 4/7] uprobes/tracing: Make uprobe_{trace,perf}_print() uretprobe-friendly Oleg Nesterov
2013-04-13  9:33             ` Srikar Dronamraju
2013-04-09 19:32           ` [PATCH v2 5/7] uprobes/tracing: Make register_uprobe_event() paths uretprobe-friendly Oleg Nesterov
2013-04-09 19:32           ` [PATCH v2 6/7] uprobes/tracing: Make seq_printf() code uretprobe-friendly Oleg Nesterov
2013-04-09 19:32           ` [PATCH v2 7/7] uprobes/tracing: Change create_trace_uprobe() to support uretprobes Oleg Nesterov
2013-04-01 16:08 ` [PATCH 0/6] uprobes/tracing: uretprobes Oleg Nesterov
2013-04-01 16:08   ` [PATCH 1/6] uprobes/tracing: Introduce uprobe_{trace,perf}_print() helpers Oleg Nesterov
2013-04-07 13:58     ` Srikar Dronamraju
2013-04-01 16:08   ` [PATCH 2/6] uprobes/tracing: Introduce is_ret_probe() and uretprobe_dispatcher() Oleg Nesterov
2013-04-07 14:12     ` Srikar Dronamraju
2013-04-01 16:08   ` [PATCH 3/6] uprobes/tracing: Make uprobe_{trace,perf}_print() uretprobe-friendly Oleg Nesterov
2013-04-07 10:31     ` Srikar Dronamraju
2013-04-09 13:33       ` Oleg Nesterov
2013-04-13  9:31         ` Srikar Dronamraju
2013-04-08 17:08     ` Steven Rostedt
2013-04-01 16:08   ` [PATCH 4/6] uprobes/tracing: Make register_uprobe_event() paths uretprobe-friendly Oleg Nesterov
2013-04-07 14:14     ` Srikar Dronamraju
2013-04-01 16:08   ` [PATCH 5/6] uprobes/tracing: Make seq_printf() code uretprobe-friendly Oleg Nesterov
2013-04-07 14:15     ` Srikar Dronamraju
2013-04-01 16:09   ` [PATCH 6/6] uprobes/tracing: Change create_trace_uprobe() to support uretprobes Oleg Nesterov
2013-04-07 14:17     ` Srikar Dronamraju
2013-04-02 13:25   ` [PATCH 0/6] uprobes/tracing: uretprobes Anton Arapov

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