[PATCH 10/16] staging: vchiq_core: don't add a wmb() before remote_event_signal()

From: Nicolas Saenz Julienne
Date: Tue Nov 20 2018 - 09:55:00 EST


It's the first thing remote_event_signal() does.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@xxxxxxx>
---
.../staging/vc04_services/interface/vchiq_arm/vchiq_core.c | 4 ----
1 file changed, 4 deletions(-)

diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c
index 8b23ea5322e8..5791c2b670fa 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c
@@ -1137,9 +1137,6 @@ queue_message_sync(VCHIQ_STATE_T *state, VCHIQ_SERVICE_T *service,
size);
}

- /* Make sure the new header is visible to the peer. */
- wmb();
-
remote_event_signal(&state->remote->sync_trigger);

if (VCHIQ_MSG_TYPE(msgid) != VCHIQ_MSG_PAUSE)
@@ -3269,7 +3266,6 @@ static void
release_message_sync(VCHIQ_STATE_T *state, VCHIQ_HEADER_T *header)
{
header->msgid = VCHIQ_MSGID_PADDING;
- wmb();
remote_event_signal(&state->remote->sync_release);
}

--
2.19.1