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From: Tyler Retzlaff <roretzla@linux.microsoft.com>
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Subject: [PATCH v2 11/45] net/octeontx: use rte stdatomic API
Date: Thu, 21 Mar 2024 12:16:58 -0700
Message-Id: <1711048652-7512-12-git-send-email-roretzla@linux.microsoft.com>
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Replace the use of gcc builtin __atomic_xxx intrinsics with
corresponding rte_atomic_xxx optional rte stdatomic API.
Signed-off-by: Tyler Retzlaff <roretzla@linux.microsoft.com>
---
drivers/net/octeontx/octeontx_ethdev.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/net/octeontx/octeontx_ethdev.c b/drivers/net/octeontx/octeontx_ethdev.c
index bec54fd..64d1666 100644
--- a/drivers/net/octeontx/octeontx_ethdev.c
+++ b/drivers/net/octeontx/octeontx_ethdev.c
@@ -31,7 +31,7 @@
/* Useful in stopping/closing event device if no of
* eth ports are using it.
*/
-uint16_t evdev_refcnt;
+RTE_ATOMIC(uint16_t) evdev_refcnt;
#define OCTEONTX_QLM_MODE_SGMII 7
#define OCTEONTX_QLM_MODE_XFI 12
@@ -559,7 +559,7 @@ enum octeontx_link_speed {
return 0;
/* Stopping/closing event device once all eth ports are closed. */
- if (__atomic_fetch_sub(&evdev_refcnt, 1, __ATOMIC_ACQUIRE) - 1 == 0) {
+ if (rte_atomic_fetch_sub_explicit(&evdev_refcnt, 1, rte_memory_order_acquire) - 1 == 0) {
rte_event_dev_stop(nic->evdev);
rte_event_dev_close(nic->evdev);
}
@@ -1593,7 +1593,7 @@ static void build_xstat_names(struct rte_eth_xstat_name *xstat_names)
nic->pko_vfid = pko_vfid;
nic->port_id = port;
nic->evdev = evdev;
- __atomic_fetch_add(&evdev_refcnt, 1, __ATOMIC_ACQUIRE);
+ rte_atomic_fetch_add_explicit(&evdev_refcnt, 1, rte_memory_order_acquire);
res = octeontx_port_open(nic);
if (res < 0)
@@ -1844,7 +1844,7 @@ static void build_xstat_names(struct rte_eth_xstat_name *xstat_names)
}
}
- __atomic_store_n(&evdev_refcnt, 0, __ATOMIC_RELEASE);
+ rte_atomic_store_explicit(&evdev_refcnt, 0, rte_memory_order_release);
/*
* Do 1:1 links for ports & queues. All queues would be mapped to
* one port. If there are more ports than queues, then some ports
--
1.8.3.1