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* zero devno in /proc/self/mountinfo
       [not found] <1330504129-5545-1-git-send-email-lizhi1215@gmail.com>
@ 2012-02-29 14:14 ` Karel Zak
  2012-02-29 14:37   ` Karel Zak
  0 siblings, 1 reply; 2+ messages in thread
From: Karel Zak @ 2012-02-29 14:14 UTC (permalink / raw)
  To: linux-kernel; +Cc: Zhi Li

On Wed, Feb 29, 2012 at 04:28:49PM +0800, Zhi Li wrote:
> zhi@debian-lizhi:~$ cat /proc/self/mountinfo
> 14 19 0:0 / /sys rw,nosuid,nodev,noexec,relatime - sysfs none rw

 Strange, I have never seen zero (0:0) devno. Is it correct? Seems
 like a bug.

   Karel

-- 
 Karel Zak  <kzak@redhat.com>
 http://karelzak.blogspot.com

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: zero devno in /proc/self/mountinfo
  2012-02-29 14:14 ` zero devno in /proc/self/mountinfo Karel Zak
@ 2012-02-29 14:37   ` Karel Zak
  0 siblings, 0 replies; 2+ messages in thread
From: Karel Zak @ 2012-02-29 14:37 UTC (permalink / raw)
  To: linux-kernel; +Cc: Zhi Li

On Wed, Feb 29, 2012 at 03:14:33PM +0100, Karel Zak wrote:
> On Wed, Feb 29, 2012 at 04:28:49PM +0800, Zhi Li wrote:
> > zhi@debian-lizhi:~$ cat /proc/self/mountinfo
> > 14 19 0:0 / /sys rw,nosuid,nodev,noexec,relatime - sysfs none rw
> 
>  Strange, I have never seen zero (0:0) devno. Is it correct? Seems
>  like a bug.

 OK, fs/super.c, get_anon_bdev(), unnamed_dev_start = 0; explains the
 problem. It seems like expected behavior.

    Karel

-- 
 Karel Zak  <kzak@redhat.com>
 http://karelzak.blogspot.com

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2012-02-29 14:37 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
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     [not found] <1330504129-5545-1-git-send-email-lizhi1215@gmail.com>
2012-02-29 14:14 ` zero devno in /proc/self/mountinfo Karel Zak
2012-02-29 14:37   ` Karel Zak

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