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Replace OpenCL event's with own timers, this saves us a thread-pair spawned on nvidia's OpenCL runtime and doesn't affect others

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This commit is contained in:
Jens Steube 2016-02-15 22:27:30 +01:00
parent c44b50c2e2
commit 4bc02e5ac8
1 changed files with 10 additions and 14 deletions
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24
src/oclHashcat.c
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@ -2441,40 +2441,40 @@ static void run_kernel (const uint kern_run, hc_device_param_t *device_param, co
hc_clSetKernelArg (data.ocl, kernel, 30, sizeof (cl_uint), device_param->kernel_params[30]);
hc_clSetKernelArg (data.ocl, kernel, 31, sizeof (cl_uint), device_param->kernel_params[31]);
cl_event event;
hc_timer_t timer;
hc_timer_set (&timer);
if ((data.opts_type & OPTS_TYPE_PT_BITSLICE) && (data.attack_mode == ATTACK_MODE_BF))
{
const size_t global_work_size[3] = { num_elements, 32, 1 };
const size_t local_work_size[3] = { kernel_threads / 32, 32, 1 };
hc_clEnqueueNDRangeKernel (data.ocl, device_param->command_queue, kernel, 2, NULL, global_work_size, local_work_size, 0, NULL, &event);
hc_clEnqueueNDRangeKernel (data.ocl, device_param->command_queue, kernel, 2, NULL, global_work_size, local_work_size, 0, NULL, NULL);
}
else
{
size_t workgroup_size = 0;
hc_clGetKernelWorkGroupInfo (data.ocl, kernel, device_param->device, CL_KERNEL_WORK_GROUP_SIZE, sizeof (size_t), &workgroup_size, NULL);
if (kernel_threads > workgroup_size) kernel_threads = workgroup_size;
const size_t global_work_size[3] = { num_elements, 1, 1 };
const size_t local_work_size[3] = { kernel_threads, 1, 1 };
hc_clEnqueueNDRangeKernel (data.ocl, device_param->command_queue, kernel, 1, NULL, global_work_size, local_work_size, 0, NULL, &event);
hc_clEnqueueNDRangeKernel (data.ocl, device_param->command_queue, kernel, 1, NULL, global_work_size, local_work_size, 0, NULL, NULL);
}
hc_clFlush (data.ocl, device_param->command_queue);
hc_clWaitForEvents (data.ocl, 1, &event);
hc_clFinish (data.ocl, device_param->command_queue);
if (event_update)
{
cl_ulong time_start;
cl_ulong time_end;
float exec_time;
hc_clGetEventProfilingInfo (data.ocl, event, CL_PROFILING_COMMAND_START, sizeof (time_start), &time_start, NULL);
hc_clGetEventProfilingInfo (data.ocl, event, CL_PROFILING_COMMAND_END, sizeof (time_end), &time_end, NULL);
const double exec_time = (time_end - time_start) / 1000000.0;
hc_timer_get (timer, exec_time);
uint exec_pos = device_param->exec_pos;
@ -2489,10 +2489,6 @@ static void run_kernel (const uint kern_run, hc_device_param_t *device_param, co
device_param->exec_pos = exec_pos;
}
hc_clReleaseEvent (data.ocl, event);
hc_clFinish (data.ocl, device_param->command_queue);
}
static void run_kernel_mp (const uint kern_run, hc_device_param_t *device_param, const uint num)