Avoid setting default --input-sample-mode to equally-spaced-k (#922)

Author: yf225

.github/workflows/benchmark.yml

@@ -150,6 +150,7 @@ jobs:
                 --only $IMPLS \
                 --only-match-mode prefix-with-baseline \
                 --baseline $BASELINE \
+                --input-sample-mode equally-spaced-k \
                 --keep-going
 
             # Relax the GPU
@@ -164,6 +165,7 @@ jobs:
                 --only $IMPLS \
                 --only-match-mode prefix-with-baseline \
                 --baseline $BASELINE \
+                --input-sample-mode equally-spaced-k \
                 --output "$TEST_REPORTS_DIR/helionbench.json" \
                 --append-to-output \
                 --keep-going

benchmarks/run.py

@@ -814,14 +814,6 @@ def run_kernel_variants(
             file=sys.stderr,
         )
 
-    # Use equally-spaced-k input sample mode if not otherwise specified
-    if "--input-sample-mode" not in tritonbench_args:
-        tritonbench_args.extend(["--input-sample-mode", "equally-spaced-k"])
-        print(
-            f"Using input-sample-mode=equally-spaced-k for {operator_name}",
-            file=sys.stderr,
-        )
-
     # Parse known args and collect unknown ones for operator
     tb_args, unknown_args = tb_parser.parse_known_args(tritonbench_args)