Messages in this thread | | | Date | Thu, 26 Dec 2013 07:13:57 -0700 | From | Matthew Wilcox <> | Subject | Re: [PATCH] aio: optimize free kioctx slot search |
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On Thu, Dec 26, 2013 at 06:22:10PM +0800, Gu Zheng wrote: > to the new free slot if it's smaller than 'next_free'. So that we can > ensure that the slots before 'next_free' are all used, and the search can start > from 'next_free' to reduce the search and improve the performance.
Have you benchmarked it? What kinds of improvements are you seeing?
-- Matthew Wilcox Intel Open Source Technology Centre "Bill, look, we understand that you're interested in selling us this operating system, but compare it to ours. We can't possibly take such a retrograde step."
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