Re: [kvm-devel] [PATCH] mmu notifiers #v2

[Andrea A. <an...@qu...>]

On Wed, Jan 16, 2008 at 07:18:53AM +1100, Benjamin Herrenschmidt wrote:
> Do you have cases where it's -not- called with the PTE lock held ?

For invalidate_page no because currently it's only called next to the
ptep_get_and_clear that modifies the pte and requires the pte
lock. invalidate_range/release are called w/o pte lock held.