Thread (4 messages) 4 messages, 3 authors, 2017-09-25

Re: [dpdk-stable] [PATCH] net/i40e: fix assignment of enum values

From: Wu, Jingjing <hidden>
Date: 2017-09-23 02:05:46

-----Original Message-----
From: Yigit, Ferruh
Sent: Saturday, September 23, 2017 12:48 AM
To: Jastrzebski, MichalX K <redacted>; Wu, Jingjing
[off-list ref]; Xing, Beilei [off-list ref]
Cc: dev@dpdk.org; Jain, Deepak K <redacted>; Kulasek, TomaszX
[off-list ref]; stable@dpdk.org
Subject: Re: [dpdk-stable] [PATCH] net/i40e: fix assignment of enum values

On 9/22/2017 1:36 PM, Michal Jastrzebski wrote:
quoted
From: Tomasz Kulasek <redacted>

mixed_enums: Mixing enum types enum i40e_vsi_type and enum
             virtchnl_vsi_type for type

Coverity issue 158651
Fixes: a58860f68929 ("net/i40e/base: use new virtchnl header file")
Cc: jingjing.wu@intel.com
Cc: stable@dpdk.org

Signed-off-by: Tomasz Kulasek <redacted>
---
 drivers/net/i40e/i40e_ethdev_vf.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/net/i40e/i40e_ethdev_vf.c b/drivers/net/i40e/i40e_ethdev_vf.c
index 73c315a..a8d2740 100644
--- a/drivers/net/i40e/i40e_ethdev_vf.c
+++ b/drivers/net/i40e/i40e_ethdev_vf.c
@@ -1295,7 +1295,15 @@ static int i40evf_dev_xstats_get(struct rte_eth_dev *dev,
 	if (hw->mac.type == I40E_MAC_X722_VF)
 		vf->flags = I40E_FLAG_RSS_AQ_CAPABLE;
 	vf->vsi.vsi_id = vf->vsi_res->vsi_id;
-	vf->vsi.type = (enum i40e_vsi_type)vf->vsi_res->vsi_type;
+
+	switch (vf->vsi_res->vsi_type) {
+	case VIRTCHNL_VSI_SRIOV:
+		vf->vsi.type = I40E_VSI_SRIOV;
+		break;
+	default:
+		vf->vsi.type = I40E_VSI_TYPE_UNKNOWN;
This changes the behavior.

Previously:
vsi_type == VIRTCHNL_VSI_TYPE_INVALID ?  type = I40E_VSI_MAIN

Now:
vsi_type == VIRTCHNL_VSI_TYPE_INVALID ?  type = I40E_VSI_TYPE_UNKNOWN
For vsi_type in VF, only SRIOV type is valid. 
I40E_VSI_MAIN is used for PF Lan vsi, even it doesn't cause error, but 
we need to translate it to correct meaning.

Acked-by: Jingjing Wu <redacted>
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