Re: [PATCH 2/3] KVM: Centralize slots_lock aquisition during

Takuya Yoshikawa <[email protected]> Thu, 16 Dec 2010 12:51:20 +0000

Newsgroups	org.kernel.vger.kvm-ia64,org.kernel.vger.kvm
Message-ID	<[email protected]>

Avi Kivity <[email protected]> wrote:
> 
> One day I'll write Documentation/kvm/locking.txt, so it could get 
> outdated as well.
> 

I seemed to be in EOY(End Of Year) mode.

I remember why I could not move slots_lock acquisition to
kvm_io_bus_[un]register().

The locking order constraint forced me to take slots_lock
outside of irq_lock.

So there won't be much things to be done anymore except your
documentation!

Thanks,
  Takuya