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-rw-r--r--modules/devices.py4
1 files changed, 4 insertions, 0 deletions
diff --git a/modules/devices.py b/modules/devices.py
index 37028629..3bde1699 100644
--- a/modules/devices.py
+++ b/modules/devices.py
@@ -164,9 +164,11 @@ def manual_cast_forward(target_dtype):
@contextlib.contextmanager
def manual_cast(target_dtype):
+ applied = False
for module_type in patch_module_list:
if hasattr(module_type, "org_forward"):
continue
+ applied = True
org_forward = module_type.forward
if module_type == torch.nn.MultiheadAttention and has_xpu():
module_type.forward = manual_cast_forward(torch.float32)
@@ -176,6 +178,8 @@ def manual_cast(target_dtype):
try:
yield None
finally:
+ if not applied:
+ return
for module_type in patch_module_list:
if hasattr(module_type, "org_forward"):
module_type.forward = module_type.org_forward