On Thu, Jun 13, 2024 at 09:49:31AM +0800, Yu Kuai wrote: > From: Yu Kuai <yukuai3@xxxxxxxxxx> > > This helper is used in iocost, prepare to build iocost as kernel module. > > Signed-off-by: Yu Kuai <yukuai3@xxxxxxxxxx> > --- > fs/kernfs/dir.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c > index 458519e416fe..84ad163a4281 100644 > --- a/fs/kernfs/dir.c > +++ b/fs/kernfs/dir.c > @@ -279,6 +279,7 @@ void pr_cont_kernfs_path(struct kernfs_node *kn) > out: > spin_unlock_irqrestore(&kernfs_pr_cont_lock, flags); > } > +EXPORT_SYMBOL_GPL(pr_cont_kernfs_path); This isn't the helper that needs to be exported, it's a include wrapper that is using this for cgroups. Please document this much better and perhaps, just fix up the cgroups code instead? thanks, greg k-h
