Date: Tue, 1 May 2012 10:52:15 +0400 From: Solar Designer <solar@...nwall.com> To: john-dev@...ts.openwall.com Subject: Re: Lukas - status report #2 Lukas - On Tue, May 01, 2012 at 09:39:03AM +0400, Solar Designer wrote: > So I implemented OpenMP in your wpapsk_postprocess() - please see the > attached patch. That patch was buggy - returning the address of a local variable. I've attached the corrected version. Same speeds. BTW, reducing GOMP_SPINCOUNT to 10000 reduces CPU load a lot while achieving the same speeds. This is because otherwise the threads remain in active wait during GPU kernel invocations. Unfortunately, the users won't know to do that for this format specifically. Alexander View attachment "wpapsk-gpu+openmp.diff" of type "text/plain" (2670 bytes)
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