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SubjectRe: [PATCH 2.5.63] Teach page_mapped about the anon flag

--On Monday, March 03, 2003 13:12:10 -0800 Andrew Morton <>

> It is. All callers which need to be 100% accurate are under
> pte_chain_lock().

Hmm, good point. Some places may not need perfect accuracy. Also, if it
gives a false positive it means someone else is doing an atomic op on it,
so it's likely to be in transition to/from true anyway.

Ok, you've convinced me. Please ignore the patch. I'll hang onto it in
case we get proved wrong at some point.


Dave McCracken IBM Linux Base Kernel Team 1-512-838-3059 T/L 678-3059

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