Re: [RFC V2 PATCH]debugfs:Fix terminology inconsistency of dir nameto mount debugfs filesystem.

[Steven Rostedt]

On Sat, 30 May 2009, GeunSik Lim wrote:

> 
> 
> Dear Greg and Steen,
> 
> Thanks your advices and opinions about a confusion according to  
> too many mount directory names for debugfs. I made rfc v2 patch file again like belows.
> Can I hear your advices about below patch contents?.  
> 
> * ref: 
> http://groups.google.com/group/linux.kernel/browse_thread/thread/c34e386587979340/dc52317f888e78b6?#dc52317f888e78b6
> 
> 
> Regards,
> GeunSik Lim.
> 
> Subject: [PATCH]   Fix terminology inconsistency of dir name to mount debugfs filesystem.
> 
>       Many developers use "/debug/" or "/debugfs/ directory name to mount
>       debugfs filesystem for ftrace according to
>       ./Documentation/tracers/ftrace.txt file.
> 
>       And, three directory names(ex:/debug/, /debugfs/, /sys/kernel/debug/) is
>       existed in kernel source like ftrace, DRM, Wireless, Network[sky2]files
>       to mount debugfs filesystem.
> 
>       debugfs means debug filesystem for debugging easy to use by greg kroah
>       hartman. "/sys/kernel/debug/" name is suitable as directory name
>       of debugfs filesystem.
>       -debugfs related reference: http://lwn.net/Articles/115405/

Note, LWN has an update this week:

 http://lwn.net/Articles/334546/

But it currently is subscriber only. Others would need to either buy a 
subscription (plug) or wait a week for it to become open.

Still for some aspects, just having "debugfs" without the leading "/" 
might just be self explanatory. We can assume the user already knows where 
debugfs is mounted.

-- Steve


> 
>       Fix inconsistency of directory name to mount debugfs filesystem.
> 
>          Signed-off-by: GeunSik Lim <geunsik.lim@xxxxxxxxxxx>
>          Acked-By: Inaky Perez-Gonzalez <inaky@xxxxxxxxxxxxxxx>
>          CC: Greg KH <greg@xxxxxxxxx>
>          CC: Steven Rostedt <rostedt@xxxxxxxxxxx>
>          CC: linux-kernel <linux-kernel@xxxxxxxxxxxxxxx>
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