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| author | Ingo Molnar <mingo@elte.hu> | 2009-11-17 10:16:43 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-11-17 10:17:47 +0100 |
| commit | a7b63425a41cd6a8d50f76fef0660c5110f97e91 (patch) | |
| tree | be17ee121f1c8814d8d39c9f3e0205d9397fab54 /arch/s390/kernel/ipl.c | |
| parent | 35039eb6b199749943547c8572be6604edf00229 (diff) | |
| parent | 3726cc75e581c157202da93bb2333cce25c15c98 (diff) | |
Merge branch 'perf/core' into perf/probes
Resolved merge conflict in tools/perf/Makefile
Merge reason: we want to queue up a dependent patch.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/s390/kernel/ipl.c')
| -rw-r--r-- | arch/s390/kernel/ipl.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c index ee57a42e6e93..4890ac6d7faa 100644 --- a/arch/s390/kernel/ipl.c +++ b/arch/s390/kernel/ipl.c @@ -1595,10 +1595,9 @@ static void stop_run(struct shutdown_trigger *trigger) { if (strcmp(trigger->name, ON_PANIC_STR) == 0) disabled_wait((unsigned long) __builtin_return_address(0)); - else { - signal_processor(smp_processor_id(), sigp_stop); - for (;;); - } + while (signal_processor(smp_processor_id(), sigp_stop) == sigp_busy) + cpu_relax(); + for (;;); } static struct shutdown_action stop_action = {SHUTDOWN_ACTION_STOP_STR, |