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authorIngo Molnar <mingo@elte.hu>2009-11-04 11:54:15 +0100
committerIngo Molnar <mingo@elte.hu>2009-11-04 11:59:45 +0100
commita2e71271535fde493c32803b1f34789f97efcb5e (patch)
tree90d7139bea2f49e947f27af92614fa6eca50b64d /arch/s390/kernel/ipl.c
parent6d7aa9d721c8c640066142fd9534afcdf68d7f9d (diff)
parentb419148e567728f6af0c3b01965c1cc141e3e13a (diff)
Merge commit 'v2.6.32-rc6' into perf/core
Conflicts: tools/perf/Makefile Merge reason: Resolve the conflict, merge to upstream and merge in perf fixes so we can add 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.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c
index ee57a42e6e9..4890ac6d7fa 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,