diff --git a/pyopencl/scan.py b/pyopencl/scan.py index d4226cf60315e237aac3b90001234def4505d92b..c17acb2ca74ec80e6f461366b2f8bdb6f769bb88 100644 --- a/pyopencl/scan.py +++ b/pyopencl/scan.py @@ -1227,8 +1227,12 @@ class GenericScanKernel(_GenericScanKernelBase): max_scan_wg_size = min(dev.max_work_group_size for dev in self.devices) wg_size_multiples = 64 + # Intel beignet asserts or gives wrong results with packed structs + # https://bugs.freedesktop.org/show_bug.cgi?id=98717 + # TODO: is this all Intel ICDs or only beignet? use_bank_conflict_avoidance = ( - self.dtype.itemsize > 4 and self.dtype.itemsize % 8 == 0 and is_gpu) + self.dtype.itemsize > 4 and self.dtype.itemsize % 8 == 0 + and is_gpu and "Intel" not in self.devices[0].platform.name) # k_group_size should be a power of two because of in-kernel # division by that number.