Re: [PATCH v3 resend] procfs: Improve Scaling in proc

From: Andrew Morton
Date: Fri Feb 15 2013 - 18:44:52 EST

On Fri, 15 Feb 2013 17:39:38 -0600
Nathan Zimmer <nzimmer@xxxxxxx> wrote:

> > So are all these games with local variable `llseek' still needed?
> > afaict the increment of pde_users will stabilize ->fops?
> We still are setting de->proc_fops to NULL to prevent new callers.
> Also we still have to save fops-> since we cannot use fops outside the
> rcu_read_un/lock.
> Unless I misunderstood your question.

ah, so we are.
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