From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id 606EDC61DB9 for ; Fri, 28 Aug 2026 03:23:49 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id B674540653; Fri, 28 Aug 2026 05:23:48 +0200 (CEST) Received: from cstnet.cn (smtp81.cstnet.cn [159.226.251.81]) by mails.dpdk.org (Postfix) with ESMTP id 42D284003C for ; Fri, 28 Aug 2026 05:23:47 +0200 (CEST) Received: from localhost.localdomain (unknown [118.112.177.181]) by APP-03 (Coremail) with SMTP id rQCowACnrjw9_5Bq8R5wBg--.11627S2; Fri, 28 Aug 2026 11:23:41 +0800 (CST) From: liujie5@linkdatatechnology.com To: stephen@networkplumber.org Cc: dev@dpdk.org Subject: [PATCH v5 06/45] net/sxe2: fix VSI lifecycle management Date: Fri, 28 Aug 2026 11:23:40 +0800 Message-ID: <20260828032340.2104930-1-liujie5@linkdatatechnology.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260827024035.1432256-1-liujie5@linkdatatechnology.com> References: <20260827024035.1432256-1-liujie5@linkdatatechnology.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID: rQCowACnrjw9_5Bq8R5wBg--.11627S2 X-Coremail-Antispam: 1UD129KBjvJXoW7Kr1rXF18tF1xAFy8Kw4UArb_yoW8tw4Upr s3Zr1FqF40qFn0k3y7Jw1rZF15KFWrtry093WF9w1fJasrJ345Cas5Xr1rG3WxCw4kXwn3 Aan7W34UJrn5CFJanT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUkFb7Iv0xC_Zr1lb4IE77IF4wAFF20E14v26r1j6r4UM7CY07I2 0VC2zVCF04k26cxKx2IYs7xG6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rw A2F7IY1VAKz4vEj48ve4kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Gr0_Xr1l84ACjcxK6xII jxv20xvEc7CjxVAFwI0_Gr0_Cr1l84ACjcxK6I8E87Iv67AKxVWxJVW8Jr1l84ACjcxK6I 8E87Iv6xkF7I0E14v26r4j6r4UJwAS0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC 0VAKzVAqx4xG6I80ewAv7VC0I7IYx2IY67AKxVWUAVWUtwAv7VC2z280aVAFwI0_Jr0_Gr 1lOx8S6xCaFVCjc4AY6r1j6r4UM4x0Y48IcxkI7VAKI48JM4kE6xkIj40Ew7xC0wCF04k2 0xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v26r1j6r18MI 8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_Jrv_JF1lIxkGc2Ij64vIr41l IxAIcVC0I7IYx2IY67AKxVWUCVW8JwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Gr0_Cr1lIx AIcVCF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r1j6r4UMIIF0xvEx4A2 jsIEc7CjxVAFwI0_Gr0_Gr1UYxBIdaVFxhVjvjDU0xZFpf9x07jrPEfUUUUU= X-Originating-IP: [118.112.177.181] X-CM-SenderInfo: xolxyxrhv6zxpqngt3pdwhux5qro0w31of0z/ 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: Jie Liu Fix several VSI create/destroy issues introduced by VF representor support: - Initialize other_vsi_list with TAILQ_INIT in sxe2_vsi_init before any VSI is inserted into it. - Treat -EPERM as a non-fatal error when destroying VSIs, since the kernel may have already removed the VSI. - Set main_vsi to NULL after destroy/free to avoid a dangling pointer if the VSI is destroyed again. Fixes: 635084db5d57 ("net/sxe2: support VF representors") Cc: stable@dpdk.org Cc: stephen@networkplumber.org Signed-off-by: Jie Liu --- drivers/net/sxe2/sxe2_vsi.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/net/sxe2/sxe2_vsi.c b/drivers/net/sxe2/sxe2_vsi.c index d29480b931..dea3f58997 100644 --- a/drivers/net/sxe2/sxe2_vsi.c +++ b/drivers/net/sxe2/sxe2_vsi.c @@ -131,6 +131,8 @@ static int32_t sxe2_vsi_destroy(struct sxe2_adapter *adapter, struct sxe2_vsi *v } l_free: + if (vsi->vsi_type == SXE2_VSI_T_DPDK_ESW) + TAILQ_REMOVE(&adapter->vsi_ctxt.other_vsi_list, vsi, next); rte_free(vsi); vsi = NULL; @@ -230,7 +232,7 @@ int32_t sxe2_vsi_init(struct rte_eth_dev *dev) uint16_t srcvsi_cnt; PMD_INIT_FUNC_TRACE(); - + TAILQ_INIT(&adapter->vsi_ctxt.other_vsi_list); ret = sxe2_main_vsi_create(adapter); if (ret) { PMD_LOG_ERR(DRV, "Failed to create main VSI, ret=%d", ret); @@ -283,13 +285,14 @@ void sxe2_vsi_uninit(struct rte_eth_dev *dev) l_free: ret = sxe2_vsi_destroy(adapter, adapter->vsi_ctxt.main_vsi); - if (ret) { + if (ret && ret != -EPERM) { PMD_LOG_ERR(DRV, "Failed to del vsi from fw, ret=%d", ret); goto l_end; } + adapter->vsi_ctxt.main_vsi = NULL; RTE_TAILQ_FOREACH_SAFE(var, &adapter->vsi_ctxt.other_vsi_list, next, tvar) { ret = sxe2_vsi_destroy(adapter, var); - if (ret) { + if (ret && ret != -EPERM) { PMD_LOG_ERR(DRV, "Failed to del vsi from fw, ret=%d", ret); break; } @@ -357,4 +360,5 @@ void sxe2_vsi_repr_main_vsi_destroy(struct rte_eth_dev *dev) struct sxe2_adapter *adapter = SXE2_DEV_PRIVATE_TO_ADAPTER(dev); sxe2_vsi_node_free(adapter->vsi_ctxt.main_vsi); + adapter->vsi_ctxt.main_vsi = NULL; } -- 2.52.0