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SubjectRe: set_current_state
On Sun, 5 Sep 1999, Jamie Lokier wrote:

>AFAIK the ordering of volatile operations is only defined with respect
>to each other.

I thought the rule was different. If that is true we should add a
barrier() after setting current->state in the UP code. Are you 100% sure
that the compiler can move not-volatile data read/write across the write
of a volatile var?

I can't find this information into the gcc info docs.


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