[PATCH v2 1/4] seccomp: add a return code to trap to userspace

Tycho Andersen tycho at tycho.ws
Thu May 24 15:28:27 UTC 2018

Hi Oleg,

On Thu, May 17, 2018 at 05:46:37PM +0200, Oleg Nesterov wrote:
> On 05/17, Tycho Andersen wrote:
> >
> > > From lockdep pov this loop tries to take the same lock twice or more, it shoul
> > > complain.
> >
> > I didn't, but I guess that's because it's not trying to take the same lock
> > twice -- the pointer cur is changing in the loop.
> Yes, I see. But this is the same lock for lockdep, it has the same class.

I finally figured this out, I needed CONFIG_PROVE_LOCKING=y too,
anyway, I've added the nesting annotations for v3. Thanks!


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