Messages in this thread | | | Date | Sat, 31 May 2003 11:09:41 +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: > On Sat, May 31, 2003 at 09:33:04AM +0100, Hugh Dickins wrote: > > that's a possibility), the "unspecified" would allow that much - but > > wouldn't allow you to show portions of entirely other files! > > Other files should not be stored in the same page though - if that's > happening today, then we have a violation of POSIX, wrong from Linus' > "quality of implementation" standpoint, and its a security hole.
Sorry, false alarm, I didn't mean to imply that was happening anywhere: I was just giving a throwaway example of how, though a standard might say "unspecified", there are still limits to what's allowed - yes, "quality of implementation" is a good measure.
Hugh
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