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From: Helin Zhang <helin.zhang@intel.com>
To: dev@dpdk.org
Subject: [dpdk-dev] [PATCH] i40e: fix issue of reconfigure hash enable flags
Date: Mon, 23 Nov 2015 13:36:10 +0800	[thread overview]
Message-ID: <1448256970-2722-1-git-send-email-helin.zhang@intel.com> (raw)

It fixes the issue of not re-configuring hash enable flags (HENA)
if there is no key.

Fixes: d0a349409bd7 ("i40e: support AQ based RSS config")

Signed-off-by: Helin Zhang <helin.zhang@intel.com>
---
 drivers/net/i40e/i40e_ethdev.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 2c51a0b..e9e07e2 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -5663,9 +5663,14 @@ i40e_set_rss_key(struct i40e_vsi *vsi, uint8_t *key, uint8_t key_len)
 	struct i40e_hw *hw = I40E_VSI_TO_HW(vsi);
 	int ret = 0;
 
-	if (!key || key_len != ((I40E_PFQF_HKEY_MAX_INDEX + 1) *
-		sizeof(uint32_t)))
+	if (!key || key_len == 0) {
+		PMD_DRV_LOG(DEBUG, "No key to be configured");
+		return 0;
+	} else if (key && (key_len != (I40E_PFQF_HKEY_MAX_INDEX + 1) *
+		sizeof(uint32_t))) {
+		PMD_DRV_LOG(ERR, "Invalid key length %u", key_len);
 		return -EINVAL;
+	}
 
 	if (pf->flags & I40E_FLAG_RSS_AQ_CAPABLE) {
 		struct i40e_aqc_get_set_rss_key_data *key_dw =
-- 
1.9.3

             reply	other threads:[~2015-11-23  5:36 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-23  5:36 Helin Zhang [this message]
2015-11-23  5:53 ` Wu, Jingjing
2015-11-23  5:58   ` Zhang, Helin
2015-11-23  6:19 ` [dpdk-dev] [PATCH v2] " Helin Zhang
2015-11-23  8:29   ` Wu, Jingjing
2015-11-23 21:55     ` Thomas Monjalon

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