Re: [kvm-devel] KVM: MMU: kvm_pv_mmu_op should not take mmap_sem

[Avi K. <av...@qu...>]

Marcelo Tosatti wrote:
> kvm_pv_mmu_op should not take mmap_sem. All gfn_to_page() callers down
> in the MMU processing will take it if necessary, so as it is it can
> deadlock.
>
> Apparently a leftover from the days before slots_lock.
>   

Applied, thanks.

-- 
Do not meddle in the internals of kernels, for they are subtle and quick to panic.