Re: [PATCH] proc: change proc_subdir_lock to a rwlock

Eric W. Biederman
2015-07-29T22:21:19Z

Two quick questions.

- What motivates this work? Are you seeing lots of
parallel reads on proc?

- Why not rcu? Additions and removal of proc generic
files is very rare. Conversion to rcu for reads should
perform better and not take much more work.

Eric