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OpenCL Kernels: Thread-count is set to hardware native count except if -w 4 is used then OpenCL maximum is used

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This commit is contained in:
Jens Steube 2017-10-22 14:16:32 +02:00
parent ecbf053639
commit 77f3eb2864
2 changed files with 7 additions and 16 deletions
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1
docs/changes.txt
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@ -60,6 +60,7 @@
- OpenCL Kernels: Replace bitwise swaps with rotate() versions for AMD
- OpenCL Kernels: Rewritten Keccak kernel to run fully on registers and partially reversed last round
- OpenCL Kernels: Rewritten SIP kernel from scratch
- OpenCL Kernels: Thread-count is set to hardware native count except if -w 4 is used then OpenCL maximum is used
- OpenCL Kernels: Updated default scrypt TMTO to be ideal for latest NVidia and AMD top models
- OpenCL Kernels: Vectorized tons of slow kernels to improve CPU cracking speed
- OpenCL Runtime: Improved detection for AMD and NV devices on macOS

22
src/interface.c
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@ -25076,7 +25076,6 @@ u32 hashconfig_forced_kernel_threads (hashcat_ctx_t *hashcat_ctx)
u32 hashconfig_get_kernel_threads (hashcat_ctx_t *hashcat_ctx, const hc_device_param_t *device_param)
{
const hashconfig_t *hashconfig = hashcat_ctx->hashconfig;
const user_options_t *user_options = hashcat_ctx->user_options;
// a kernel can force a fixed value
@ -25097,21 +25096,7 @@ u32 hashconfig_get_kernel_threads (hashcat_ctx_t *hashcat_ctx, const hc_device_p
{
if (device_param->device_vendor_id == VENDOR_ID_NV)
{
if (hashconfig->attack_exec == ATTACK_EXEC_OUTSIDE_KERNEL)
{
if (user_options->workload_profile < 4)
{
kernel_threads = KERNEL_THREADS_MAX_GPU_NV;
}
else
{
kernel_threads = device_param->device_maxworkgroup_size;
}
}
else
{
kernel_threads = device_param->device_maxworkgroup_size;
}
kernel_threads = KERNEL_THREADS_MAX_GPU_NV;
}
else if (device_param->device_vendor_id == VENDOR_ID_AMD)
{
@ -25127,6 +25112,11 @@ u32 hashconfig_get_kernel_threads (hashcat_ctx_t *hashcat_ctx, const hc_device_p
kernel_threads = KERNEL_THREADS_MAX_OTHER;
}
if (user_options->workload_profile == 4)
{
kernel_threads = device_param->device_maxworkgroup_size;
}
// and (2) an opencl device can force an lower value (limited resources on device)
kernel_threads = MIN (kernel_threads, device_param->device_maxworkgroup_size);