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

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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>
This commit is contained in:
Stephane Eranian 2006-09-21 10:35:44 -07:00 • committed by Tony Luck
parent fd32cb3a9c
commit dd562c0541
2 changed files with 25 additions and 0 deletions
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1
include/asm-ia64/smp.h
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@ -128,6 +128,7 @@ extern void smp_send_reschedule (int cpu);
extern void lock_ipi_calllock(void);
extern void unlock_ipi_calllock(void);
extern void identify_siblings (struct cpuinfo_ia64 *);
extern int is_multithreading_enabled(void);
#else