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Diffstat (limited to 'kernel/torture.c')
-rw-r--r--kernel/torture.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/kernel/torture.c b/kernel/torture.c
index b30c2ee78580..1bafd02d1eed 100644
--- a/kernel/torture.c
+++ b/kernel/torture.c
@@ -439,9 +439,9 @@ static int torture_shutdown_notify(struct notifier_block *unused1,
unsigned long unused2, void *unused3)
{
mutex_lock(&fullstop_mutex);
- if (fullstop == FULLSTOP_DONTSTOP) {
+ if (ACCESS_ONCE(fullstop) == FULLSTOP_DONTSTOP) {
VERBOSE_TOROUT_STRING("Unscheduled system shutdown detected");
- fullstop = FULLSTOP_SHUTDOWN;
+ ACCESS_ONCE(fullstop) = FULLSTOP_SHUTDOWN;
} else {
pr_warn("Concurrent rmmod and shutdown illegal!\n");
}
@@ -575,13 +575,13 @@ EXPORT_SYMBOL_GPL(torture_init_end);
bool torture_cleanup(void)
{
mutex_lock(&fullstop_mutex);
- if (fullstop == FULLSTOP_SHUTDOWN) {
+ if (ACCESS_ONCE(fullstop) == FULLSTOP_SHUTDOWN) {
pr_warn("Concurrent rmmod and shutdown illegal!\n");
mutex_unlock(&fullstop_mutex);
schedule_timeout_uninterruptible(10);
return true;
}
- fullstop = FULLSTOP_RMMOD;
+ ACCESS_ONCE(fullstop) = FULLSTOP_RMMOD;
mutex_unlock(&fullstop_mutex);
unregister_reboot_notifier(&torture_shutdown_nb);
torture_shuffle_cleanup();
@@ -605,6 +605,6 @@ EXPORT_SYMBOL_GPL(torture_must_stop);
*/
bool torture_must_stop_irq(void)
{
- return fullstop != FULLSTOP_DONTSTOP;
+ return ACCESS_ONCE(fullstop) != FULLSTOP_DONTSTOP;
}
EXPORT_SYMBOL_GPL(torture_must_stop_irq);