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[BugFix][V1][ROCm] Triton MLA uses V0 backend on V1 engine (#19067)

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Signed-off-by: Tianyuan Wu <Tianyuan.Wu@amd.com>
This commit is contained in:
TY-AMD
2025-07-01 16:12:19 +08:00
committed by GitHub
parent b1c1fe35a5
commit 96453cfa83
5 changed files with 78 additions and 10 deletions
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6
tests/kernels/attention/test_attention_selector.py
View File

@@ -106,10 +106,8 @@ def test_env(
block_size,
False,
use_mla=use_mla)
if use_v1 and name != "TRITON_MLA":
assert backend.get_name() == f"{name}_VLLM_V1"
else:
assert backend.get_name() == name
expected = f"{name}_VLLM_V1" if use_v1 else name
assert backend.get_name() == expected
else:
with pytest.raises(ValueError) as exc_info:
get_attn_backend(16,

6
tests/kernels/attention/test_rocm_attention_selector.py
View File

@@ -35,7 +35,8 @@ def test_selector(monkeypatch: pytest.MonkeyPatch):
m.setenv(STR_BACKEND_ENV_VAR, "TRITON_MLA")
backend = get_attn_backend(576, torch.bfloat16, "auto", 16, False,
False, True)
assert backend.get_name() == "TRITON_MLA"
assert (backend.get_name() == "TRITON_MLA"
or backend.get_name() == "TRITON_MLA_VLLM_V1")
# If attention backend is None
# If use_mla is true
@@ -43,7 +44,8 @@ def test_selector(monkeypatch: pytest.MonkeyPatch):
m.setenv(STR_BACKEND_ENV_VAR, None)
backend = get_attn_backend(576, torch.bfloat16, "auto", 16, False,
False, True)
assert backend.get_name() == "TRITON_MLA"
assert (backend.get_name() == "TRITON_MLA"
or backend.get_name() == "TRITON_MLA_VLLM_V1")
# change the attention backend to AITER MLA
m.setenv(STR_BACKEND_ENV_VAR, "ROCM_AITER_MLA")