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SubjectRe: [patch, lock validator] fix proc_inum_lock related deadlock

* Ingo Molnar <mingo@elte.hu> wrote:

> there's another VFS lock that just popped up, hopefully the last one.
> Fix below. (All this is still related to proc_subdir_lock, and the
> original BKL bug it fixed.)

bah. proc_num_idr.lock nests too ...

i guess we should stick this into free_irq():

WARN_ON(in_interrupt());

and be done with it. If all such places are fixed then Steve's fix
becomes complete.

Ingo
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