diff options
Diffstat (limited to 'arch/um/kernel/time.c')
| -rw-r--r-- | arch/um/kernel/time.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/um/kernel/time.c b/arch/um/kernel/time.c index 315248b03941..8144406b6ea3 100644 --- a/arch/um/kernel/time.c +++ b/arch/um/kernel/time.c @@ -278,6 +278,7 @@ static void __time_travel_add_event(struct time_travel_event *e, { struct time_travel_event *tmp; bool inserted = false; + unsigned long flags; if (e->pending) return; @@ -285,6 +286,7 @@ static void __time_travel_add_event(struct time_travel_event *e, e->pending = true; e->time = time; + local_irq_save(flags); list_for_each_entry(tmp, &time_travel_events, list) { /* * Add the new entry before one with higher time, @@ -307,6 +309,7 @@ static void __time_travel_add_event(struct time_travel_event *e, tmp = time_travel_first_event(); time_travel_ext_update_request(tmp->time); time_travel_next_event = tmp->time; + local_irq_restore(flags); } static void time_travel_add_event(struct time_travel_event *e, @@ -383,10 +386,14 @@ static void time_travel_deliver_event(struct time_travel_event *e) static bool time_travel_del_event(struct time_travel_event *e) { + unsigned long flags; + if (!e->pending) return false; + local_irq_save(flags); list_del(&e->list); e->pending = false; + local_irq_restore(flags); return true; } |