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Re: change uprobe_events default ? Was: [PATCH] perf: Rename CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS

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On 2017/3/16 9:06, 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' :-\
>
> - Arnaldo

+1.

Some internal distros in my company now have started
discussing supporting user space probing. Turning
uprobes on for upstream kernel helps us saving a lot
of discussion.

Thank you.

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change uprobe_events default ? Was: [PATCH] perf: Rename  CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS Alexei Starovoitov <alexei.starovoitov@gmail.com> - 2017-03-16 02:00 +0100
  Re: change uprobe_events default ? Was: [PATCH] perf: Rename  CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS David Ahern <dsahern@gmail.com> - 2017-03-16 02:20 +0100
    Re: change uprobe_events default ? Was: [PATCH] perf: Rename  CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS Namhyung Kim <namhyung@kernel.org> - 2017-03-16 03:50 +0100
  Re: change uprobe_events default ? Was: [PATCH] perf: Rename  CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-03-16 02:20 +0100
    Re: change uprobe_events default ? Was: [PATCH] perf: Rename  CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS Srikar Dronamraju <srikar@linux.vnet.ibm.com> - 2017-03-16 06:40 +0100
    Re: change uprobe_events default ? Was: [PATCH] perf: Rename  CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS "Wangnan (F)" <wangnan0@huawei.com> - 2017-03-16 06:50 +0100
    Re: change uprobe_events default ? Was: [PATCH] perf: Rename  CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS Ingo Molnar <mingo@kernel.org> - 2017-03-16 07:50 +0100
      Re: change uprobe_events default ? Was: [PATCH] perf: Rename  CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-03-16 13:40 +0100
    Re: change uprobe_events default ? Was: [PATCH] perf: Rename  CONFIG_[UK]PROBE_EVENT to CONFIG_[UK]PROBE_EVENTS Masami Hiramatsu <mhiramat@kernel.org> - 2017-03-16 08:50 +0100
  [tip:perf/core] uprobes: Default UPROBES_EVENTS to Y tip-bot for Arnaldo Carvalho de Melo <tipbot@zytor.com> - 2017-03-16 17:40 +0100

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