Messages in this thread | | | Date | Mon, 04 Jan 2010 18:20:16 -0500 | From | Rik van Riel <> | Subject | Re: [RFC][PATCH 0/8] Speculative pagefault -v3 |
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On 01/04/2010 04:46 PM, Peter Zijlstra wrote: > On Mon, 2010-01-04 at 16:41 -0500, Rik van Riel wrote: >> On 01/04/2010 01:24 PM, Peter Zijlstra wrote: >>> Patch series implementing speculative page faults for x86. >> >> Fun, but why do we need this? > > People were once again concerned with mmap_sem contention on threaded > apps on large machines. Kame-san posted some patches, but I felt they > weren't quite crazy enough ;-)
In that case, I assume that somebody else (maybe Kame-san or Christoph) will end up posting a benchmark that shows how these patches help.
-- All rights reversed.
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