On Thu, Nov 19, 2015 at 01:52:46PM -0500, Tejun Heo wrote:

Implement kernfs_walk_and_get() which is similar to
kernfs_find_and_get() but can walk a path instead of just a name.

v2: Use strlcpy() instead of strlen() + memcpy() as suggested by
    David.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: David Miller <davem@davemloft.net>
---
 fs/kernfs/dir.c        | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 include/linux/kernfs.h | 12 ++++++++++++
 2 files changed, 58 insertions(+)

Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>