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Date: Sun, 27 Sep 2015 16:59:47 +0200
From: Agnieszka Bielec <bielecagnieszka8@...il.com>
To: john-dev@...ts.openwall.com
Subject: Re: Agnieszka's GSoC formats

another problem, seems like it's a problem with auto tune:

I added some printf's

it calls crypt_all for count=257 but latest call of create_clobj() is
for gws=256

[a@...er run]$ ./john --test --format=argon2d-opencl --dev=3 --v=4
Benchmarking: argon2d-opencl [Blake2 OpenCL]...
memory per hash : 1.50 MB
Device 3: Intel(R) Xeon(R) CPU E5-2670 0 @ 2.60GHz
Options used: -I ./kernels -cl-mad-enable -D__CPU__ -DDEVICE_INFO=33
-DDEV_VER_MAJOR=1800 -DDEV_VER_MINOR=5 -D_OPENCL_COMPILER
-DBINARY_SIZE=256 -DSALT_SIZE=64 -DPLAINTEXT_LENGTH=125
Calculating best GWS for LWS=1; max. 500ms single kernel invocation.
create_clobj 256
crypt all 256
release_clobj
gws:       256         910 c/s         910 rounds/s 281.126ms per crypt_all()!
create_clobj 512
crypt all 512
release_clobj
create_clobj 256
Calculating best LWS for GWS=256
crypt all 256
crypt all 256
Testing LWS=1 GWS=256 ...crypt all 256
crypt all 256
crypt all 256
crypt all 256
crypt all 256
 176.339us+
Testing LWS=2 GWS=256 ...crypt all 256
crypt all 256
crypt all 256
crypt all 256
crypt all 256
 151.769us+
Testing LWS=3 GWS=255 ...crypt all 255
crypt all 255
crypt all 255
crypt all 255
crypt all 255
 126.124us+
Testing LWS=4 GWS=256 ...crypt all 256
crypt all 256
crypt all 256
crypt all 256
crypt all 256
 133.997us
Testing LWS=5 GWS=255 ...crypt all 255
crypt all 255
crypt all 255
crypt all 255
crypt all 255
 165.787us
Testing LWS=6 GWS=252 ...crypt all 252
crypt all 252
crypt all 252
crypt all 252
crypt all 252
 146.116us
Testing LWS=7 GWS=252 ...crypt all 252
crypt all 252
crypt all 252
crypt all 252
crypt all 252
 126.434us
Testing LWS=8 GWS=256 ...crypt all 256
crypt all 256
crypt all 256
crypt all 256
crypt all 256
 163.640us
Testing LWS=16 GWS=256 ...crypt all 256
crypt all 256
crypt all 256
crypt all 256
crypt all 256
 145.682us
Testing LWS=32 GWS=256 ...crypt all 256
crypt all 256
crypt all 256
crypt all 256
crypt all 256
 96.459us+
Testing LWS=33 GWS=231 ...crypt all 231
crypt all 231
crypt all 231
crypt all 231
crypt all 231
 90.057us+
Testing LWS=34 GWS=238 ...crypt all 238
crypt all 238
crypt all 238
crypt all 238
crypt all 238
 92.476us
Testing LWS=64 GWS=256 ...crypt all 256
crypt all 256
crypt all 256
crypt all 256
crypt all 256
 91.745us
Testing LWS=128 GWS=256 ...crypt all 256
crypt all 256
crypt all 256
crypt all 256
crypt all 256
 90.627us
Testing LWS=256 GWS=256 ...crypt all 256
crypt all 256
crypt all 256
crypt all 256
crypt all 256
 89.567us+
Testing LWS=257 GWS=257 ...crypt all 257
OpenCL CL_INVALID_VALUE error in opencl_argon2d_fmt_plug.c:470 -
Failed transferring keys

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