Messages in this thread |  | | Date | Wed, 14 May 2003 13:24:25 -0500 | From | Dave McCracken <> | Subject | Re: Race between vmtruncate and mapped areas? |
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--On Wednesday, May 14, 2003 11:17:48 -0700 Andrew Morton <akpm@digeo.com> wrote:
> I think it might be sufficient to re-check the page against i_size > after IO completion in filemap_nopage().
It would definitely make the window a lot smaller, though it won't quite close it. To be entirely safe we'd need to recheck after we've retaken page_table_lock.
Dave
====================================================================== Dave McCracken IBM Linux Base Kernel Team 1-512-838-3059 dmccr@us.ibm.com T/L 678-3059
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