diff options
| author | Paul Mackerras <paulus@samba.org> | 2006-03-29 13:24:50 +1100 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2006-03-29 13:24:50 +1100 |
| commit | bac30d1a78d0f11c613968fc8b351a91ed465386 (patch) | |
| tree | e52f3c876522a2f6047a6ec1c27df2e8a79486b8 /arch/powerpc/kernel/traps.c | |
| parent | e8222502ee6157e2713da9e0792c21f4ad458d50 (diff) | |
| parent | ca9ba4471c1203bb6e759b76e83167fec54fe590 (diff) | |
Merge ../linux-2.6
Diffstat (limited to 'arch/powerpc/kernel/traps.c')
| -rw-r--r-- | arch/powerpc/kernel/traps.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 27600c9432b..4cbde211eb6 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -74,19 +74,19 @@ EXPORT_SYMBOL(__debugger_dabr_match); EXPORT_SYMBOL(__debugger_fault_handler); #endif -struct notifier_block *powerpc_die_chain; -static DEFINE_SPINLOCK(die_notifier_lock); +ATOMIC_NOTIFIER_HEAD(powerpc_die_chain); int register_die_notifier(struct notifier_block *nb) { - int err = 0; - unsigned long flags; + return atomic_notifier_chain_register(&powerpc_die_chain, nb); +} +EXPORT_SYMBOL(register_die_notifier); - spin_lock_irqsave(&die_notifier_lock, flags); - err = notifier_chain_register(&powerpc_die_chain, nb); - spin_unlock_irqrestore(&die_notifier_lock, flags); - return err; +int unregister_die_notifier(struct notifier_block *nb) +{ + return atomic_notifier_chain_unregister(&powerpc_die_chain, nb); } +EXPORT_SYMBOL(unregister_die_notifier); /* * Trap & Exception support |