Mirror of the lttng-dev mailing list
 help / color / mirror / Atom feed
From: zhaolei@cn.fujitsu.com (Zhaolei)
Subject: [ltt-dev] [PATCH 1/2] Make lttctl mount debugfs automatically
Date: Thu, 8 Jan 2009 08:40:49 +0800	[thread overview]
Message-ID: <AA3F776E5F6246859F1978B7C7CF1919@zhaoleiwin> (raw)
In-Reply-To: <4964BA2B.30200@polymtl.ca>

* From: "Pierre-Marc Fournier" <pierre-marc.fournier@polymtl.ca>
> Zhaolei wrote:
>> lttctl need debugfs mounted,
>> This patch make lttctl mount debugfs automatically when it is not mounted.
>> 
> 
> Isn't having a utility such as lttctl mount filesystems against standard
> unix semantics? Can you give an example of another standard command that
> uses a filesystem and that tries to mount it if it isn't already
> mounted? 
Hello, Pierre-Marc,

I can give a an example.
It is SystemTap.

Regards
Zhaolei

> My guess is we should warn about the filesystem not being
> mounted, but not try to call mount() directly.
> 
>> Little cleanup also done(combile 2 getdebugfsmntdir() into one).
>> 
>> Applies on top of ltt-control-0.63-03012009.
>> 
> 
>


  reply	other threads:[~2009-01-08  0:40 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-01-07  8:04 Zhaolei
2009-01-07  8:09 ` [ltt-dev] [PATCH 2/2] Make lttctl load ltt-trace-control module automatically Zhaolei
2009-01-15  1:20   ` Mathieu Desnoyers
2009-01-07 14:20 ` [ltt-dev] [PATCH 1/2] Make lttctl mount debugfs automatically Pierre-Marc Fournier
2009-01-08  0:40   ` Zhaolei [this message]
2009-01-08 14:44     ` Mathieu Desnoyers
2009-01-09  1:57       ` Zhaolei
2009-01-09  3:30         ` Mathieu Desnoyers
2009-01-13 23:54           ` Greg KH
2009-01-14  2:02             ` Josh Boyer
2009-01-14  5:16             ` Mathieu Desnoyers
2009-01-14  5:54               ` Greg KH
2009-01-15  1:41                 ` Mathieu Desnoyers
2009-01-15  1:20 ` Mathieu Desnoyers

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=AA3F776E5F6246859F1978B7C7CF1919@zhaoleiwin \
    --to=zhaolei@cn.fujitsu.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox