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[144.49.247.101]) by smtp-relay.gmail.com with ESMTPS id d75a77b69052e-4db09b250dfsm3631801cf.5.2025.09.29.17.37.25 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 29 Sep 2025 17:37:26 -0700 (PDT) X-Relaying-Domain: broadcom.com X-CFilter-Loop: Reflected Received: by mail-pg1-f200.google.com with SMTP id 41be03b00d2f7-b522037281bso3373814a12.3 for ; Mon, 29 Sep 2025 17:37:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1759192644; x=1759797444; darn=dpdk.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=TxPsVNdWDee7AzhiTv+7fNvKPbLFqYH7whN7uPHEBz4=; b=fWtEcvruczSzIqT5T4R4RihllLM4frd8xSEWxxf7Bk+m59Wgz7KdTK5QZv/4FRLvqo sN71eQcqXytEKhGz3OOIbL7UTtXmvsqR4dGCwqyczqbqa1DmZeR6DBYlEGbgsB7HR7HB a2UPrGBaiyIfGR0KqL3zFJ6dSz7+s7Xp1IK2U= X-Received: by 2002:a05:6a20:12c7:b0:2fb:62bb:e0e with SMTP id adf61e73a8af0-2fb62bb0f25mr14519034637.32.1759192644590; Mon, 29 Sep 2025 17:37:24 -0700 (PDT) X-Received: by 2002:a05:6a20:12c7:b0:2fb:62bb:e0e with SMTP id adf61e73a8af0-2fb62bb0f25mr14518998637.32.1759192644037; Mon, 29 Sep 2025 17:37:24 -0700 (PDT) Received: from KX3WTC9T54.dhcp.broadcom.net ([192.19.144.250]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-b57c53bb97dsm12234825a12.9.2025.09.29.17.37.22 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Mon, 29 Sep 2025 17:37:23 -0700 (PDT) From: Manish Kurup To: dev@dpdk.org Cc: ajit.khaparde@broadcom.com, Sriharsha Basavapatna , Andy Gospodarek , Ning Wang , Kalesh AP , Somnath Kotur Subject: [PATCH 36/54] net/bnxt: avoid iova range check when external memory is used Date: Mon, 29 Sep 2025 20:35:46 -0400 Message-Id: <20250930003604.87108-37-manish.kurup@broadcom.com> X-Mailer: git-send-email 2.39.5 (Apple Git-154) In-Reply-To: <20250930003604.87108-1-manish.kurup@broadcom.com> References: <20250930003604.87108-1-manish.kurup@broadcom.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-DetectorID-Processed: b00c1d49-9d2e-4205-b15f-d015386d3d5e X-Mailman-Approved-At: Tue, 30 Sep 2025 09:05:07 +0200 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 From: Sriharsha Basavapatna The function checks if the iova is in the valid range. But this check is not relevant to external memory; avoid it when external memory is in use. Signed-off-by: Sriharsha Basavapatna Reviewed-by: Andy Gospodarek Reviewed-by: Ajit Khaparde Reviewed-by: Ning Wang Reviewed-by: Kalesh AP Reviewed-by: Somnath Kotur --- drivers/net/bnxt/bnxt_txr.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/net/bnxt/bnxt_txr.c b/drivers/net/bnxt/bnxt_txr.c index f88e214790..27758898b0 100644 --- a/drivers/net/bnxt/bnxt_txr.c +++ b/drivers/net/bnxt/bnxt_txr.c @@ -221,8 +221,9 @@ static int bnxt_invalid_mbuf(struct rte_mbuf *mbuf) if (unlikely(rte_mbuf_check(mbuf, 1, &reason))) return -EINVAL; - if (unlikely(mbuf->buf_iova < mbuf_size || - (mbuf->buf_iova != rte_mempool_virt2iova(mbuf) + mbuf_size))) + if (unlikely(!(mbuf->ol_flags & RTE_MBUF_F_EXTERNAL) && + (mbuf->buf_iova < mbuf_size || + (mbuf->buf_iova != rte_mempool_virt2iova(mbuf) + mbuf_size)))) return -EINVAL; return 0; -- 2.39.5 (Apple Git-154)