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| author | Steve French <sfrench@us.ibm.com> | 2008-03-01 18:29:55 +0000 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2008-03-01 18:29:55 +0000 |
| commit | 0dbd888936a23514716b8d944775bc56f731363a (patch) | |
| tree | a2c60cdc45bdcbed47680731fa8188bffe58c098 /arch/s390/kernel/process.c | |
| parent | 0b442d2c28479332610c46e1a74e5638ab63a97d (diff) | |
| parent | d395991c117d43bfca97101a931a41d062a93852 (diff) | |
| download | kernel-crypto-0dbd888936a23514716b8d944775bc56f731363a.tar.gz kernel-crypto-0dbd888936a23514716b8d944775bc56f731363a.tar.xz kernel-crypto-0dbd888936a23514716b8d944775bc56f731363a.zip | |
Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/s390/kernel/process.c')
| -rw-r--r-- | arch/s390/kernel/process.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c index a6a4729e0e9..1c59ec161cf 100644 --- a/arch/s390/kernel/process.c +++ b/arch/s390/kernel/process.c @@ -114,24 +114,27 @@ extern void s390_handle_mcck(void); static void default_idle(void) { int cpu, rc; + int nr_calls = 0; + void *hcpu; #ifdef CONFIG_SMP struct s390_idle_data *idle; #endif /* CPU is going idle. */ cpu = smp_processor_id(); - + hcpu = (void *)(long)cpu; local_irq_disable(); if (need_resched()) { local_irq_enable(); return; } - rc = atomic_notifier_call_chain(&idle_chain, - S390_CPU_IDLE, (void *)(long) cpu); - if (rc != NOTIFY_OK && rc != NOTIFY_DONE) - BUG(); - if (rc != NOTIFY_OK) { + rc = __atomic_notifier_call_chain(&idle_chain, S390_CPU_IDLE, hcpu, -1, + &nr_calls); + if (rc == NOTIFY_BAD) { + nr_calls--; + __atomic_notifier_call_chain(&idle_chain, S390_CPU_NOT_IDLE, + hcpu, nr_calls, NULL); local_irq_enable(); return; } |