Gentoo Archives: gentoo-user

From: "Stéphane Guedon" <stephane@××××××××××.eu>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] debugfs
Date: Thu, 09 Jun 2011 17:17:49
Message-Id: 201106091916.18151.stephane@22decembre.eu
In Reply to: Re: [gentoo-user] debugfs by Paul Hartman
1 On Thursday 09 June 2011 18:52:29 Paul Hartman wrote:
2 > On Thu, Jun 9, 2011 at 11:40 AM, Stéphane Guedon <stephane@××××××××××.eu>
3 wrote:
4 > > 16:05 root@luciole /boot # mount
5 > > rootfs on / type rootfs (rw)
6 > > /dev/root on / type ext3 (rw,commit=0)
7 > > proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
8 > > rc-svcdir on /lib64/rc/init.d type tmpfs
9 > > (rw,nosuid,nodev,noexec,relatime,size=1024k,mode=755)
10 > > sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
11 > > debugfs on /sys/kernel/debug type debugfs
12 > > (rw,nosuid,nodev,noexec,relatime) udev on /dev type tmpfs
13 > > (rw,nosuid,relatime,size=10240k,mode=755) devpts on /dev/pts type devpts
14 > > (rw,nosuid,noexec,relatime,gid=5,mode=620) shm on /dev/shm type tmpfs
15 > > (rw,nosuid,nodev,noexec,relatime)
16 > > /dev/sda6 on /home type ext4 (rw,commit=0)
17 > >
18 > > Is debugfs usefull ? If not, is there a way not to mount it ?
19 >
20 > If you don't use it, it's not useful. :) Disable it in your kernel and
21 > it will go away.
22 >
23 > debugfs is not a real filesystem, it's a virtual way to access
24 > debugging info from various modules/programs. Kind of like /proc is a
25 > virtual filesystem which shows info about processes. If you don't use
26 > any of that debugging info, then it's useless to you.
27
28 of course I won't use it
29 But it seems every debugfs is disabled in my kernel. But it always mount !
30 --
31 Stéphane Guedon
32 page web : http://www.22decembre.eu/
33 carte de visite : http://www.22decembre.eu/downloads/Stephane-Guedon.vcf
34 clé publique gpg : http://www.22decembre.eu/downloads/Stephane-Guedon.asc

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Replies

Subject Author
Re: [gentoo-user] debugfs Paul Hartman <paul.hartman+gentoo@×××××.com>