Messages in this thread | | | Date | Wed, 30 Jan 2008 11:41:29 -0800 (PST) | From | Christoph Lameter <> | Subject | Re: [patch 2/6] mmu_notifier: Callbacks to invalidate address ranges |
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On Wed, 30 Jan 2008, Jack Steiner wrote:
> I see what you mean. I need to review to mail to see why this changed > but in the original discussions with Christoph, the invalidate_range > callouts were suppose to be made BEFORE the pages were put on the freelist.
Seems that we cannot rely on the invalidate_ranges for correctness at all? We need to have invalidate_page() always. invalidate_range() is only an optimization.
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