[Tiny] Backward compatibility for fp4 gemm flags (#17466)

2026-01-21 14:34:40 +08:00
parent a54d75bf2e
commit 8251a74d5f
1 changed files with 2 additions and 0 deletions
--- a/python/sglang/srt/layers/quantization/fp4_utils.py
+++ b/python/sglang/srt/layers/quantization/fp4_utils.py
@@ -65,6 +65,8 @@ def initialize_fp4_gemm_config(server_args: ServerArgs) -> None:
                "SGLANG_FLASHINFER_FP4_GEMM_BACKEND is deprecated. "
                f"Please use '--fp4-gemm-backend={env_backend}' instead."
            )
+            if not env_backend.startswith("flashinfer_"):
+                env_backend = "flashinfer_" + env_backend
            backend = env_backend
        else:
            logger.warning(