diff options
author | Jan Blunck <jblunck@suse.de> | 2008-02-14 19:38:32 -0800 |
---|---|---|
committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-02-14 21:17:08 -0800 |
commit | a03a8a709a0c34b61b7aea1d54a0473a6b941fdb (patch) | |
tree | 726beca09574c6599ceece7c5cb82c7efed33f18 /fs/dcache.c | |
parent | 329c97f0af41bd580237b8fad0f3741849ee4e13 (diff) |
d_path: kerneldoc cleanup
Move and update d_path() kernel API documentation.
Signed-off-by: Jan Blunck <jblunck@suse.de>
Acked-by: Christoph Hellwig <hch@infradead.org>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: "J. Bruce Fields" <bfields@fieldses.org>
Cc: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/dcache.c')
-rw-r--r-- | fs/dcache.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/fs/dcache.c b/fs/dcache.c index 688aac951d11..170efbcb1a9b 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -1843,9 +1843,22 @@ Elong: return ERR_PTR(-ENAMETOOLONG); } -/* write full pathname into buffer and return start of pathname */ -char * d_path(struct dentry *dentry, struct vfsmount *vfsmnt, - char *buf, int buflen) +/** + * d_path - return the path of a dentry + * @dentry: dentry to report + * @vfsmnt: vfsmnt to which the dentry belongs + * @buf: buffer to return value in + * @buflen: buffer length + * + * Convert a dentry into an ASCII path name. If the entry has been deleted + * the string " (deleted)" is appended. Note that this is ambiguous. + * + * Returns the buffer or an error code if the path was too long. + * + * "buflen" should be positive. Caller holds the dcache_lock. + */ +char *d_path(struct dentry *dentry, struct vfsmount *vfsmnt, + char *buf, int buflen) { char *res; struct path root; |