Messages in this thread | | | Date | Thu, 16 Mar 2006 16:50:08 -0800 (PST) | From | Christoph Lameter <> | Subject | Re: Race in pagevec_strip? |
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On Thu, 16 Mar 2006, Hugh Dickins wrote:
> On Thu, 16 Mar 2006, Hugh Dickins wrote: > > > > I can't see what protects the default drop_buffers case against this, > > so can't argue that it's an XFS problem. > > But I should add, I don't see what might be racing with what on the > same page, to cause the problem in practice.
The page is on the inactive list at the time pagevec_strip is called (see refill_inactive_zone). So kswapd could get to it. Could filesystems get to the page via the mapping?
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