Re: [PATCH] remove the BKL: remove "BKL auto-drop" assumption fromnfs3_rpc_wrapper()

From: Ingo Molnar
Date: Sun Apr 12 2009 - 09:59:39 EST



* Alessio Igor Bogani <abogani@xxxxxxxxxx> wrote:

> Hi,
>
> 2009/4/10 Frederic Weisbecker <fweisbec@xxxxxxxxx>:
> [...]
> >> Fix nfs3_rpc_wrapper()'s "schedule() drops the BKL automatically" assumption,
> >> when schedule_timeout_killable() does not do that it can lock up.
> [...]
> > Btw, does it fix the lockdep message you've seen while mounting
> > an nfs point?
>
> Unfortunately no. That lockdep message still happens when I
> unmount rpc_pipefs. I'll investigate further.

might make sense to post that message here out in the open - maybe
someone with a strong NFSd-fu will comment on it.

Ingo
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