Messages in this thread | | | Subject | Re: [patch] Latency Tracer, voluntary-preempt-2.6.8-rc4-O6 | From | Lee Revell <> | Date | Thu, 19 Aug 2004 18:32:24 -0400 |
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On Thu, 2004-08-19 at 15:30, Theodore Ts'o wrote: > On Thu, Aug 19, 2004 at 07:19:58AM -0400, Lee Revell wrote: > > > I doubt SHA_CODE_SIZE will make a sufficient difference to avoid the > > > latency problems. What we would need to do is to change the code so > > > that the rekey operation in __check_and_rekey takes place in a > > > workqueue. Say, something like this (warning, I haven't tested this > > > patch; if it breaks, you get to keep both pieces): > > > > > > > Tested, works for me. This should probably be pushed upstream, as well > > as added to -P5, correct? Is there any disadvantage to doing it this > > way? > > Great, I will be pushing this upstream very shortly. >
Hmm, turns out that this does not fix the problem:
http://krustophenia.net/testresults.php?dataset=2.6.8.1-P4#/var/www/2.6.8.1-P4/extract_entropy_latency_trace.txt
Lee
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