This is an interesting poll that was released on Tuesday that states that according to a poll conducted in six countries (US, France, UK, South Korea, India, Indonesia), South Koreans were the most critical of China's actions in Tibet with 84% disapproving of what the PRC was doing.
The respondents were given two points of view, that of China's official policy and that of its critics. While the Western countries had a rough average of 70-75% of disapproval, states like Indonesia and India were less critical. In India, for example, a third of respondents disapproved of the PRC's actions, a third approved, and the remaining third did not have a position.
On the other hand, North Korea was one of the strongest supporter of the PRC's actions: "The DPRK government strongly denounces the unsavory elements for their moves to seek 'independence of Tibet' and scuttle the upcoming Beijing Olympics." Considering the DPRK is one of China's closest ally, this stance is not too surprising...