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Compute it per architecture: Blackwell dGPUs reserve a > non-zero amount, earlier architectures leave it at zero, matching > Open RM behavior. > > Co-developed-by: Alexandre Courbot > Signed-off-by: Alexandre Courbot > Signed-off-by: John Hubbard > --- Reviewed-by: Eliot Courtney Moving the Gh100 HAL to a later patch where it is first needed as Alex suggests sounds reasonable to me.