Re: Question on dentry structure

[John Levon <moz@compsoc.man.ac.uk>]

On Tue, 30 Jan 2001, Bob Dilworth wrote:

> However, it contains ONLY the file name and not the path to the file
> (e.g., it contains myfile.dat not /home/accounts/myfile.dat).  There
> are a couple of other dentry structs that MAY point to the directory
> files that make up the path to the file (there should be a separate
> dentry object for each of the directory files).  These structures are
> d_parent, d_child, or d_subdirs.  Does anyone out there know which of
> the above 3 dentry structures provides the path to the directory files


The good news is, such a routine to generate the path exists. Look at
d_path() / __d_path(). An example usage can be found in
fs/proc/<something> proc_pid_read_maps().

enjoy !

john

-- 
"...except Alan Cox, but he's actually not human, but about
 a thousand gnomes working in under-ground caves in Swansea."
	- Linus Torvalds

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