triton.experimental.gluon.language.nvidia.blackwell.clc.try_cancel

triton.experimental.gluon.language.nvidia.blackwell.clc.try_cancel(result: shared_memory_descriptor, barrier, _semantic=None)

Issue a CLC try_cancel request to atomically cancel a pending cluster launch.

Parameters:

• result (shared_memory_descriptor) – 16-byte aligned int64x2 shared memory for the response

• barrier (shared_memory_descriptor) – 8-byte aligned mbarrier for completion signaling

Only supported on SM100+ (Blackwell).