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[204.195.96.226]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-31504b15f77sm13111562eec.4.2026.07.29.10.57.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Jul 2026 10:57:26 -0700 (PDT) From: Stephen Hemminger To: dev@dpdk.org Cc: Stephen Hemminger , Bruce Richardson , Anatoly Burakov , Vladimir Medvedkin Subject: [RFC 08/32] net/intel: replace rte_smp_rmb Date: Wed, 29 Jul 2026 10:54:01 -0700 Message-ID: <20260729175715.165120-9-stephen@networkplumber.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260729175715.165120-1-stephen@networkplumber.org> References: <20260729175715.165120-1-stephen@networkplumber.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Replace deprecated rte_smp_rmb with equivalent rte_atomic_thread_fence(rte_memory_order_acquire). Signed-off-by: Stephen Hemminger --- drivers/net/intel/ice/ice_rxtx.c | 2 +- drivers/net/intel/ixgbe/ixgbe_rxtx.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/intel/ice/ice_rxtx.c b/drivers/net/intel/ice/ice_rxtx.c index c4b5454c53..6f168e358f 100644 --- a/drivers/net/intel/ice/ice_rxtx.c +++ b/drivers/net/intel/ice/ice_rxtx.c @@ -1955,7 +1955,7 @@ ice_rx_scan_hw_ring(struct ci_rx_queue *rxq) for (j = ICE_LOOK_AHEAD - 1; j >= 0; j--) s[j] = rte_le_to_cpu_16(rxdp[j].wb.status_error0); - rte_smp_rmb(); + rte_atomic_thread_fence(rte_memory_order_acquire); /* Compute how many status bits were set */ for (j = 0, nb_dd = 0; j < ICE_LOOK_AHEAD; j++) diff --git a/drivers/net/intel/ixgbe/ixgbe_rxtx.c b/drivers/net/intel/ixgbe/ixgbe_rxtx.c index 60222693fe..ce0a3dde34 100644 --- a/drivers/net/intel/ixgbe/ixgbe_rxtx.c +++ b/drivers/net/intel/ixgbe/ixgbe_rxtx.c @@ -1549,7 +1549,7 @@ ixgbe_rx_scan_hw_ring(struct ci_rx_queue *rxq) for (j = 0; j < LOOK_AHEAD; j++) s[j] = rte_le_to_cpu_32(rxdp[j].wb.upper.status_error); - rte_smp_rmb(); + rte_atomic_thread_fence(rte_memory_order_acquire); /* Compute how many status bits were set */ for (nb_dd = 0; nb_dd < LOOK_AHEAD && -- 2.53.0