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linux/fs/kernfs/dir.c
Tejun Heo 9acee9c551 kernfs: implement kernfs_path_len() 
Add a function to determine the path length of a kernfs node.  This
for now will be used by writeback tracepoint updates.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Jens Axboe <axboe@fb.com>
2015-08-18 15:49:15 -07:00

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