Messages in this thread |  | | Date | Sat, 31 May 2003 08:24:00 +0100 (BST) | From | Hugh Dickins <> | Subject | Re: Properly implement flush_dcache_page in 2.4? (Or is it possible?) |
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On Sat, 31 May 2003, Russell King wrote: > > I don't see a reason to worry about privately mapped pages on the i_mmap > list since they are private, and therefore shouldn't be updated with > modifications to other mappings, which I'd have thought would include > writes to the file (although I'm not so sure atm.)
Be not so sure. vmas on the private i_mmap list can still contain shared pages, which should see writes to the file; but of course their already-COWed private pages won't see subsequent writes to the file.
Hugh
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