Attribute access value for default ranges is set, based on
process xnack on/off.
XNACK ON has GPU access attribute for unregistered ranges through page
fault. While XNACK OFF has no access attribute for unregistered ranges.
Signed-off-by: Alex Sierra <alex.sierra@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
pr_debug("range attrs not found return default values\n");
svm_range_set_default_attributes(&location, &prefetch_loc,
&granularity, &flags);
- /* TODO: Automatically create SVM ranges and map them on
- * GPU page faults
if (p->xnack_enabled)
bitmap_fill(bitmap_access, MAX_GPU_INSTANCE);
- */
-
+ else
+ bitmap_zero(bitmap_access, MAX_GPU_INSTANCE);
+ bitmap_zero(bitmap_aip, MAX_GPU_INSTANCE);
goto fill_values;
}
bitmap_fill(bitmap_access, MAX_GPU_INSTANCE);