On Fri, Aug 30, 2013 at 1:15 PM, Waiman Long <waiman.long@xxxxxx> wrote:
>
> The prepend_path() isn't all due to getcwd. The correct profile should be
Ugh. I really think that prepend_path() should just be rewritten to
run entirely under RCU.
Then we can remove *all* the stupid locking, and replace it with doing
a read-lock on the rename sequence count, and repeating if requited.
That shouldn't even be hard to do, it just requires mindless massaging
and being careful.
Linus
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