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In scrypt we really need to get all memory we can get, thus we workaround the 1/4 limit by allocating 4 blocks but this can eventually be larger than the total maximum available memory

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jsteube 2017-02-28 12:12:06 +01:00
parent 6f33d799c2
commit b2684553f0
1 changed files with 9 additions and 0 deletions
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9
src/opencl.c
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@ -2381,6 +2381,7 @@ void opencl_ctx_destroy (hashcat_ctx_t *hashcat_ctx)
int opencl_ctx_devices_init (hashcat_ctx_t *hashcat_ctx, const int comptime)
{
hashconfig_t *hashconfig = hashcat_ctx->hashconfig;
opencl_ctx_t *opencl_ctx = hashcat_ctx->opencl_ctx;
user_options_t *user_options = hashcat_ctx->user_options;
@ -2700,6 +2701,14 @@ int opencl_ctx_devices_init (hashcat_ctx_t *hashcat_ctx, const int comptime)
// testwise disabling that
//device_param->device_maxmem_alloc = MIN (device_maxmem_alloc, 0x7fffffff);
if ((hashconfig->hash_mode == 8900) || (hashconfig->hash_mode == 9300))
{
// in scrypt we really need to get all memory we can get, thus we workaround the 1/4 limit
// by allocating 4 blocks but this can eventually be larger than the total maximum available memory
device_param->device_maxmem_alloc = MIN (device_maxmem_alloc, device_param->device_global_mem / 4);
}
// max_work_group_size
size_t device_maxworkgroup_size;