Re: [PATCH] anobjrmap 9 priority mjb tree

[Hugh Dickins]

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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