ian@hpl.hp.com> 1158860144 -0700
committer Tony Luck <tony.luck@intel.com> 1159295978 -0700

[IA64] Add interface so modules can discover whether multithreading is on.

Add is_multithreading_enabled() to check whether multi-threading
is enabled independently of which cpu is currently online

Signed-off-by: stephane eranian <eranian@hpl.hp.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
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