From: "Zhang,Alvin" <alvinx.zhang@intel.com>
To: beilei.xing@intel.com, ting.xu@intel.com
Cc: dev@dpdk.org, Alvin Zhang <alvinx.zhang@intel.com>, stable@dpdk.org
Subject: [dpdk-stable] [PATCH] net/iavf: fix queue pairs configuration
Date: Wed, 23 Dec 2020 13:29:36 +0800 [thread overview]
Message-ID: <20201223052936.7200-1-alvinx.zhang@intel.com> (raw)
From: Alvin Zhang <alvinx.zhang@intel.com>
Check if there are enough queue pairs currently allocated, and if not,
request PF to allocate them.
Fixes: e436cd43835b ("net/iavf: negotiate large VF and request more queues")
Cc: stable@dpdk.org
Signed-off-by: Alvin Zhang <alvinx.zhang@intel.com>
---
drivers/net/iavf/iavf_ethdev.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/net/iavf/iavf_ethdev.c b/drivers/net/iavf/iavf_ethdev.c
index 7e3c26a..f015121 100644
--- a/drivers/net/iavf/iavf_ethdev.c
+++ b/drivers/net/iavf/iavf_ethdev.c
@@ -372,8 +372,10 @@ struct rte_iavf_xstats_name_off {
} else {
/* Check if large VF is already enabled. If so, disable and
* release redundant queue resource.
+ * Or check if enough queue pairs. If not, request them from PF.
*/
- if (vf->lv_enabled) {
+ if (vf->lv_enabled ||
+ num_queue_pairs > vf->vsi_res->num_queue_pairs) {
ret = iavf_queues_req_reset(dev, num_queue_pairs);
if (ret)
return ret;
--
1.8.3.1
next reply other threads:[~2020-12-23 5:29 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-23 5:29 Zhang,Alvin [this message]
2020-12-23 6:06 ` Xu, Ting
2020-12-23 6:28 ` Zhang, AlvinX
2020-12-24 9:33 ` [dpdk-stable] [dpdk-dev] " Huang, ZhiminX
2020-12-28 10:56 ` Zhang, Qi Z
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