Messages in this thread | | | Date | Mon, 12 Apr 2004 20:10:38 +0100 (BST) | From | Hugh Dickins <> | Subject | Re: [PATCH] anobjrmap 9 priority mjb tree |
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On Mon, 12 Apr 2004, Martin J. Bligh wrote: > > If it were just a list, maybe RCU would be appropriate. It might be > rather write-heavy though ? I think I played with an rwsem instead > of a sem in the past too (though be careful if you try this, as for > no good reason the return codes are inverted ;-()
Yes, I think all the common paths have to write, in case the uncommon paths (truncation and swapout) want to read: the wrong way round for any kind of read-write optimization, isn't it?
Hugh
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