Date: Fri, 29 Jun 2012 12:53:50 +0530 From: SAYANTAN DATTA <std2048@...il.com> To: john-dev@...ts.openwall.com Subject: Re: 1.7.9-jumbo-6 On Fri, Jun 29, 2012 at 12:50 PM, Solar Designer <solar@...nwall.com> wrote: > On Fri, Jun 29, 2012 at 12:44:33PM +0530, SAYANTAN DATTA wrote: > > On Fri, Jun 29, 2012 at 12:35 PM, Solar Designer <solar@...nwall.com> > wrote: > > > > > pre-configured for AMD Radeon HD 7970, will likely fail on others > unless > > > WORK_GROUP_SIZE is adjusted in opencl_bf_std.h and opencl/ > bf_kernel.cl > > > > Yes it is okay. Also add this simple expression to calculate > > WORK_GROUP_SIZE = (usable LDS size per WORK_GROUP in KB)/4. > > eg.Usable LDS_SIZE per Work Group is 32KB for 7970 although actual LDS > size > > is 64 KB. > > That's too much detail for what I am writing. The text is too long as > it is. > > > Or if you want I could prepare a chart for WORK_GROUP_SIZE for different > > devices. > > You may create this wiki page: > > http://openwall.info/wiki/john/GPU/bcrypt > > If you do this right now, I might refer to it. > > Thanks, > > Alexander > Preparing the chart will take some time but I can add the expression now. Sayantan Content of type "text/html" skipped
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