[PATCH v4 38/45] bus/vmbus: use rte stdatomic API

[Tyler Retzlaff]

Replace the use of gcc builtin __atomic_xxx intrinsics with
corresponding rte_atomic_xxx optional rte stdatomic API.

Signed-off-by: Tyler Retzlaff <roret...@linux.microsoft.com>
Acked-by: Stephen Hemminger <step...@networkplumber.org>
---
 drivers/bus/vmbus/rte_vmbus_reg.h | 2 +-
 drivers/bus/vmbus/vmbus_channel.c | 8 ++++----
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/bus/vmbus/rte_vmbus_reg.h 
b/drivers/bus/vmbus/rte_vmbus_reg.h
index a17ce40..e3299aa 100644
--- a/drivers/bus/vmbus/rte_vmbus_reg.h
+++ b/drivers/bus/vmbus/rte_vmbus_reg.h
@@ -28,7 +28,7 @@ struct vmbus_message {
  */
 
 struct vmbus_mon_trig {
-       uint32_t        pending;
+       RTE_ATOMIC(uint32_t)    pending;
        uint32_t        armed;
 } __rte_packed;
 
diff --git a/drivers/bus/vmbus/vmbus_channel.c 
b/drivers/bus/vmbus/vmbus_channel.c
index 4d74df3..925c2aa 100644
--- a/drivers/bus/vmbus/vmbus_channel.c
+++ b/drivers/bus/vmbus/vmbus_channel.c
@@ -19,16 +19,16 @@
 #include "private.h"
 
 static inline void
-vmbus_sync_set_bit(volatile uint32_t *addr, uint32_t mask)
+vmbus_sync_set_bit(volatile RTE_ATOMIC(uint32_t) *addr, uint32_t mask)
 {
-       /* Use GCC builtin which atomic does atomic OR operation */
-       __atomic_fetch_or(addr, mask, __ATOMIC_SEQ_CST);
+       rte_atomic_fetch_or_explicit(addr, mask, rte_memory_order_seq_cst);
 }
 
 static inline void
 vmbus_set_monitor(const struct vmbus_channel *channel, uint32_t monitor_id)
 {
-       uint32_t *monitor_addr, monitor_mask;
+       RTE_ATOMIC(uint32_t) *monitor_addr;
+       uint32_t monitor_mask;
        unsigned int trigger_index;
 
        trigger_index = monitor_id / HV_MON_TRIG_LEN;
-- 
1.8.3.1