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From: Namhyung Kim <namhyung@kernel.org>
To: David Ahern <dsahern@gmail.com>
Cc: Arnaldo Carvalho de Melo <arnaldo.melo@gmail.com>,
	Alexei Starovoitov <alexei.starovoitov@gmail.com>,
	Anton Blanchard <anton@ozlabs.org>,
	David Miller <davem@davemloft.net>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@kernel.org>,
	Hemant Kumar <hemant@linux.vnet.ibm.com>,
	Masami Hiramatsu <mhiramat@kernel.org>,
	Steven Rostedt <rostedt@goodmis.org>,
	Srikar Dronamraju <srikar@linux.vnet.ibm.com>,
	Wang Nan <wangnan0@huawei.com>, Jiri Olsa <jolsa@kernel.org>,
	alexander.shishkin@linux.intel.com, sparclinux@vger.kernel.org,
	linux-kernel@vger.kernel.org, kernel-team@lge.com
Subject: Re: change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS
Date: Thu, 16 Mar 2017 11:17:58 +0900	[thread overview]
Message-ID: <20170316021758.GA1775@sejong> (raw)
In-Reply-To: <698eeeeb-2181-28b3-08dd-018fc5ccd011@gmail.com>

On Wed, Mar 15, 2017 at 07:10:56PM -0600, David Ahern wrote:
> On 3/15/17 7:06 PM, Arnaldo Carvalho de Melo wrote:
> > Added more people to the CC list.
> > 
> > Em Wed, Mar 15, 2017 at 05:58:19PM -0700, Alexei Starovoitov escreveu:
> >> On Thu, Feb 16, 2017 at 05:00:50PM +1100, Anton Blanchard wrote:
> >>> We have uses of CONFIG_UPROBE_EVENT and CONFIG_KPROBE_EVENT as
> >>> well as CONFIG_UPROBE_EVENTS and CONFIG_KPROBE_EVENTS. Consistently
> >>> use the plurals.
> >  
> >> this rename made me notice that UPROBE_EVENTS still defaults to 'n'.
> >> this is key feature that all distros enable, so having default 'n'
> >> is kinda saying that it's not something that should be turned on
> >> or used widely. which is obviously not the case.
> >> imo it's time to change it to 'y'.
> >> Thoughts?
> > 
> > Agreed, I also found it strange that it was disabled by default when I
> > recently did a 'make oldconfig' :-\
> 
> Debian stretch, Ubuntu 16.10, Fedora 26 all have it enabled. Perhaps it
> should default on.

+1

Archlinux also has it enabled.

Thanks,
Namhyung

WARNING: multiple messages have this Message-ID (diff)
From: Namhyung Kim <namhyung@kernel.org>
To: David Ahern <dsahern@gmail.com>
Cc: Arnaldo Carvalho de Melo <arnaldo.melo@gmail.com>,
	Alexei Starovoitov <alexei.starovoitov@gmail.com>,
	Anton Blanchard <anton@ozlabs.org>,
	David Miller <davem@davemloft.net>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@kernel.org>,
	Hemant Kumar <hemant@linux.vnet.ibm.com>,
	Masami Hiramatsu <mhiramat@kernel.org>,
	Steven Rostedt <rostedt@goodmis.org>,
	Srikar Dronamraju <srikar@linux.vnet.ibm.com>,
	Wang Nan <wangnan0@huawei.com>, Jiri Olsa <jolsa@kernel.org>,
	alexander.shishkin@linux.intel.com, sparclinux@vger.kernel.org,
	linux-kernel@vger.kernel.org, kernel-team@lge.com
Subject: Re: change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PR
Date: Thu, 16 Mar 2017 02:17:58 +0000	[thread overview]
Message-ID: <20170316021758.GA1775@sejong> (raw)
In-Reply-To: <698eeeeb-2181-28b3-08dd-018fc5ccd011@gmail.com>

On Wed, Mar 15, 2017 at 07:10:56PM -0600, David Ahern wrote:
> On 3/15/17 7:06 PM, Arnaldo Carvalho de Melo wrote:
> > Added more people to the CC list.
> > 
> > Em Wed, Mar 15, 2017 at 05:58:19PM -0700, Alexei Starovoitov escreveu:
> >> On Thu, Feb 16, 2017 at 05:00:50PM +1100, Anton Blanchard wrote:
> >>> We have uses of CONFIG_UPROBE_EVENT and CONFIG_KPROBE_EVENT as
> >>> well as CONFIG_UPROBE_EVENTS and CONFIG_KPROBE_EVENTS. Consistently
> >>> use the plurals.
> >  
> >> this rename made me notice that UPROBE_EVENTS still defaults to 'n'.
> >> this is key feature that all distros enable, so having default 'n'
> >> is kinda saying that it's not something that should be turned on
> >> or used widely. which is obviously not the case.
> >> imo it's time to change it to 'y'.
> >> Thoughts?
> > 
> > Agreed, I also found it strange that it was disabled by default when I
> > recently did a 'make oldconfig' :-\
> 
> Debian stretch, Ubuntu 16.10, Fedora 26 all have it enabled. Perhaps it
> should default on.

+1

Archlinux also has it enabled.

Thanks,
Namhyung

  reply	other threads:[~2017-03-16  2:48 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-16  6:00 [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS Anton Blanchard
2017-02-16  6:00 ` Anton Blanchard
2017-03-01  9:48 ` [tip:perf/urgent] perf/core: " tip-bot for Anton Blanchard
2017-03-16  0:58 ` change uprobe_events default ? Was: [PATCH] perf: " Alexei Starovoitov
2017-03-16  0:58   ` change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_ Alexei Starovoitov
2017-03-16  1:06   ` change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS Arnaldo Carvalho de Melo
2017-03-16  1:06     ` change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PR Arnaldo Carvalho de Melo
2017-03-16  1:10     ` change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS David Ahern
2017-03-16  1:10       ` change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PR David Ahern
2017-03-16  2:17       ` Namhyung Kim [this message]
2017-03-16  2:17         ` Namhyung Kim
2017-03-16  5:34     ` change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS Srikar Dronamraju
2017-03-16  5:46       ` change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PR Srikar Dronamraju
2017-03-16  5:46     ` change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS Wangnan (F)
2017-03-16  5:46       ` change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PR Wangnan (F)
2017-03-16  6:40     ` change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS Ingo Molnar
2017-03-16  6:40       ` change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PR Ingo Molnar
2017-03-16 12:31       ` change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS Arnaldo Carvalho de Melo
2017-03-16 12:31         ` change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PR Arnaldo Carvalho de Melo
2017-03-16  7:42     ` change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS Masami Hiramatsu
2017-03-16  7:42       ` change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PR Masami Hiramatsu
2017-03-16 16:37   ` [tip:perf/core] uprobes: Default UPROBES_EVENTS to Y tip-bot for Arnaldo Carvalho de Melo

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