On Fri, Jan 15, 2016 at 12:30:14PM -0500, Tejun Heo wrote:

kernfs_walk_ns() uses a static path_buf[PATH_MAX] to separate out path
components.  Keeping around the 4k buffer just for kernfs_walk_ns() is
wasteful.  This patch makes it piggyback on kernfs_pr_cont_buf[]
instead.  This requires kernfs_walk_ns() to hold kernfs_rename_lock.

Signed-off-by: Tejun Heo <redacted>
Reported-by: Geert Uytterhoeven <redacted>
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Hello,

Greg, can you please route this one?

Thanks, will take this after 4.5-rc1 is out.

greg k-h