| commit | 8499afc44a1642b50fce554d4fdc9356d07d53a0 | [log] [tgz] |
|---|---|---|
| author | Sandrine Bailleux <sandrine.bailleux@arm.com> | Wed Jul 08 08:55:18 2020 +0000 |
| committer | TrustedFirmware Code Review <review@review.trustedfirmware.org> | Wed Jul 08 08:55:18 2020 +0000 |
| tree | 39d20b7fa667cb25499839fba56cfe69afcc1fe7 | |
| parent | fd7c7978cfee3138a645a2014b02562f94aef141 [diff] | |
| parent | 986de72ace2591794f20ecce499593c6149c328e [diff] |
Merge "Add explicit barrier before sev() in tftf_send_event_common API"
diff --git a/lib/events/events.c b/lib/events/events.c index 42130d5..5919d3b 100644 --- a/lib/events/events.c +++ b/lib/events/events.c
@@ -25,6 +25,11 @@ event->cnt += inc; spin_unlock(&event->lock); + /* + * Make sure the cnt increment is observable by all CPUs + * before the event is sent. + */ + dsbsy(); sev(); }