From: Jan Blunck Date: Fri, 15 Feb 2008 03:38:32 +0000 (-0800) Subject: d_path: kerneldoc cleanup X-Git-Tag: Ubuntu-5.2.0-15.16~37677 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=a03a8a709a0c34b61b7aea1d54a0473a6b941fdb;p=mirror_ubuntu-eoan-kernel.git d_path: kerneldoc cleanup Move and update d_path() kernel API documentation. Signed-off-by: Jan Blunck Acked-by: Christoph Hellwig Cc: Al Viro Cc: "J. Bruce Fields" Cc: Neil Brown Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- 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;