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From: Stephen Hemminger <stephen@networkplumber.org>
To: dev@dpdk.org
Cc: Stephen Hemminger <stephen@networkplumber.org>,
	Xiaoyun Wang <cloud.wangxiaoyun@huawei.com>
Subject: [RFC 07/32] net/hinic: replace rte_smp_rmb
Date: Wed, 29 Jul 2026 10:54:00 -0700	[thread overview]
Message-ID: <20260729175715.165120-8-stephen@networkplumber.org> (raw)
In-Reply-To: <20260729175715.165120-1-stephen@networkplumber.org>

Replace deprecated rte_smp_rmb with equivalent
rte_atomic_thread_fence(rte_memory_order_acquire).

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 drivers/net/hinic/base/hinic_pmd_cmdq.c | 2 +-
 drivers/net/hinic/base/hinic_pmd_mgmt.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/hinic/base/hinic_pmd_cmdq.c b/drivers/net/hinic/base/hinic_pmd_cmdq.c
index 1816636c34..0c805e1528 100644
--- a/drivers/net/hinic/base/hinic_pmd_cmdq.c
+++ b/drivers/net/hinic/base/hinic_pmd_cmdq.c
@@ -825,7 +825,7 @@ static int cmdq_sync_cmd_direct_resp(struct hinic_cmdq *cmdq,
 		goto cmdq_unlock;
 	}
 
-	rte_smp_rmb();	/* read error code after completion */
+	rte_atomic_thread_fence(rte_memory_order_acquire);	/* read error code after completion */
 
 	if (out_param) {
 		wqe_lcmd = &curr_wqe->wqe_lcmd;
diff --git a/drivers/net/hinic/base/hinic_pmd_mgmt.c b/drivers/net/hinic/base/hinic_pmd_mgmt.c
index 6ecca407a1..f1a0b15c21 100644
--- a/drivers/net/hinic/base/hinic_pmd_mgmt.c
+++ b/drivers/net/hinic/base/hinic_pmd_mgmt.c
@@ -459,7 +459,7 @@ hinic_pf_to_mgmt_sync(struct hinic_hwdev *hwdev,
 		goto unlock_sync_msg;
 	}
 
-	rte_smp_rmb();
+	rte_atomic_thread_fence(rte_memory_order_acquire);
 	if (recv_msg->msg_len && buf_out && out_size) {
 		if (recv_msg->msg_len <= *out_size) {
 			memcpy(buf_out, recv_msg->msg,
-- 
2.53.0


  parent reply	other threads:[~2026-07-29 17:58 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-29 17:53 [RFC 00/32] remove rte_smp barrier functions Stephen Hemminger
2026-07-29 17:53 ` [RFC 01/32] bpf: replace deprecated SMP barriers with C11 fences Stephen Hemminger
2026-07-29 17:53 ` [RFC 02/32] test: remove test for rte_smp_mb Stephen Hemminger
2026-07-29 17:53 ` [RFC 03/32] bus/vmbus: fix ring buffer ordering on weakly ordered CPUs Stephen Hemminger
2026-07-29 17:53 ` [RFC 04/32] bus/vmbus: fix missing acquire on receive ring index Stephen Hemminger
2026-07-29 17:53 ` [RFC 05/32] bus/vmbus: replace SMP barriers with C11 memory fences Stephen Hemminger
2026-07-29 17:53 ` [RFC 06/32] baseband: convert rte_smp_rmb to fence Stephen Hemminger
2026-07-29 17:54 ` Stephen Hemminger [this message]
2026-07-29 17:54 ` [RFC 08/32] net/intel: replace rte_smp_rmb Stephen Hemminger
2026-07-29 17:54 ` [RFC 09/32] crypto_caam_jr: " Stephen Hemminger
2026-07-29 17:54 ` [RFC 10/32] net/virtio: replcae rte_smp_rmb Stephen Hemminger
2026-07-29 17:54 ` [RFC 11/32] net/thunderx: replace rte_smp_rmb Stephen Hemminger
2026-07-29 17:54 ` [RFC 12/32] stack: always use C11 memory model implementation Stephen Hemminger
2026-07-29 17:54 ` [RFC 13/32] ring: replace SMP read barrier with C11 acquire fence Stephen Hemminger
2026-07-29 17:54 ` [RFC 14/32] crypto/virtio: update comment reference to rte_smp_rmb Stephen Hemminger
2026-07-29 17:54 ` [RFC 15/32] event/sw: fix unlinks in progress counter races Stephen Hemminger
2026-07-29 17:54 ` [RFC 16/32] event/sw: replace SMP barriers with C11 atomics Stephen Hemminger
2026-07-29 17:54 ` [RFC 17/32] eal/x86: move optimized fence out of SMP barrier Stephen Hemminger
2026-07-29 17:54 ` [RFC 18/32] common/octeontx: remove redundant barrier in mbox Stephen Hemminger
2026-07-29 17:54 ` [RFC 19/32] crypto/caam_jr: use IO barrier before job ring doorbell Stephen Hemminger
2026-07-29 17:54 ` [RFC 20/32] crypto/octeontx: use IO barrier before doorbell Stephen Hemminger
2026-07-29 17:54 ` [RFC 21/32] mempool/octeontx: use IO barrier in pool destroy Stephen Hemminger
2026-07-29 17:54 ` [RFC 22/32] event/octeontx: replace deprecated SMP barriers Stephen Hemminger
2026-07-29 17:54 ` [RFC 23/32] event/dpaa2: replace deprecated barrier in selftest Stephen Hemminger
2026-07-29 17:54 ` [RFC 24/32] event/dsw: replace SMP barriers with release fences Stephen Hemminger
2026-07-29 17:54 ` [RFC 25/32] event/opdl: replace SMP barriers with C11 atomics Stephen Hemminger
2026-07-29 17:54 ` [RFC 26/32] net/netvsc: replace SMP barrier in RNDIS response Stephen Hemminger
2026-07-29 17:54 ` [RFC 27/32] net/thunderx: replace deprecated SMP barriers Stephen Hemminger
2026-07-29 17:54 ` [RFC 28/32] net/virtio: replace deprecated barrier in avail index update Stephen Hemminger
2026-07-29 17:54 ` [RFC 29/32] eal: remove stale SMP barrier in rte_service Stephen Hemminger
2026-07-29 17:54 ` [RFC 30/32] eal: remove rte_smp_XX Stephen Hemminger
2026-07-29 17:54 ` [RFC 31/32] checkpatches: no longer warn about rte_smp_XX Stephen Hemminger
2026-07-29 17:54 ` [RFC 32/32] doc: update release notes about rte_smp_XX removal Stephen Hemminger

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