Messages in this thread | | | Date | Sat, 19 May 2007 13:35:01 +0200 | From | Andi Kleen <> | Subject | Re: [PATCH 1/9] readahead: introduce PG_readahead |
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> We have the advantage that if the kernel very occasionally gets the wrong > result for PageReadahead(page), nothing particularly bad will happen, so we > can do racy things.
On 64bit there is no particular shortage of page flags. If you ever do racy things please do them 32bit only.
-Andi
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