patches for DPDK stable branches
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From: Jiang Mao <maox.jiang@intel.com>
To: xiaolong.ye@intel.com
Cc: dev@dpdk.org, stable@dpdk.org, maox.jiang@intel.com
Subject: [dpdk-stable] [PATCH 2/2] net/i40e: fix fdir allocating msix resource error
Date: Thu,  9 Jul 2020 03:52:39 +0800
Message-ID: <20200708195239.4543-1-maox.jiang@intel.com> (raw)
In-Reply-To: <20200609022538.27665-2-maox.jiang@intel.com>

Fdir allocating msix resource is not strictly necessary, if no
resource left, print a warning message.

Fixes: 4861cde461 (i40e: new poll mode driver)
Cc: stable@dpdk.org
Signed-off-by: Jiang Mao <maox.jiang@intel.com>
---
 drivers/net/i40e/i40e_ethdev.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 16fcb8d..885b637 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -5732,6 +5732,17 @@ struct i40e_vsi *
 			vsi->nb_msix = RTE_MIN(vsi->nb_qps,
 					       RTE_MAX_RXTX_INTR_VEC_ID);
 		}
+	} else if (type == I40E_VSI_FDIR) {
+		ret = i40e_res_pool_alloc(&pf->msix_pool, 1);
+		if (ret < 0) {
+			PMD_DRV_LOG(WARNING, "MSIX vectors used up, FDIR can`t bind interrupt");
+			vsi->msix_intr = 0;
+			vsi->nb_msix = 0;
+		} else {
+			vsi->msix_intr = ret;
+			vsi->nb_msix = 1;
+		}
+
 	} else if (type != I40E_VSI_SRIOV) {
 		ret = i40e_res_pool_alloc(&pf->msix_pool, 1);
 		if (ret < 0) {
-- 
1.8.3.1


  parent reply	other threads:[~2020-07-08  8:08 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-09  2:25 [dpdk-stable] [PATCH 1/2] net/i40e: fix binding interrupt without msix vectors Jiang Mao
2020-06-09  2:25 ` [dpdk-stable] [PATCH 2/2] net/i40e: fix fdir allocating msix resource error Jiang Mao
2020-06-17  5:43   ` [dpdk-stable] [dpdk-dev] " Huang, ZhiminX
2020-07-08 19:52   ` Jiang Mao [this message]
2020-07-20 10:31     ` Zhang, Qi Z
2020-07-21 19:51     ` [dpdk-stable] [PATCH] " Jiang Mao
2020-06-17  5:42 ` [dpdk-stable] [dpdk-dev] [PATCH 1/2] net/i40e: fix binding interrupt without msix vectors Huang, ZhiminX
2020-07-08 19:50 ` [dpdk-stable] " Jiang Mao
2020-07-21  3:57   ` [dpdk-stable] [dpdk-dev] " Jeff Guo
2020-07-21  6:50     ` Jiang, MaoX
2020-07-22 17:57   ` [dpdk-stable] [PATCH v3 " Jiang Mao
2020-07-22 17:57     ` [dpdk-stable] [PATCH v3 2/2] net/i40e: fix fdir allocating msix resource error Jiang Mao
2020-07-23 16:11       ` [dpdk-stable] [PATCH v4 " Jiang Mao
2020-07-23 12:40         ` Zhang, Qi Z
2020-07-23 15:27     ` [dpdk-stable] [PATCH v4 1/2] net/i40e: fix binding interrupt without msix vectors Jiang Mao
2020-07-23 12:40       ` Zhang, Qi Z

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