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* [dpdk-dev] [PATCH] i40e: fix issue of reconfigure hash enable flags
@ 2015-11-23  5:36 Helin Zhang
  2015-11-23  5:53 ` Wu, Jingjing
  2015-11-23  6:19 ` [dpdk-dev] [PATCH v2] " Helin Zhang
  0 siblings, 2 replies; 6+ messages in thread
From: Helin Zhang @ 2015-11-23  5:36 UTC (permalink / raw)
  To: dev

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

^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [dpdk-dev] [PATCH] i40e: fix issue of reconfigure hash enable flags
  2015-11-23  5:36 [dpdk-dev] [PATCH] i40e: fix issue of reconfigure hash enable flags Helin Zhang
@ 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
  1 sibling, 1 reply; 6+ messages in thread
From: Wu, Jingjing @ 2015-11-23  5:53 UTC (permalink / raw)
  To: Zhang, Helin, dev

> 
> -	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))) {
No need to check key in else if, it shouldn't be NULL here.
> +		PMD_DRV_LOG(ERR, "Invalid key length %u", key_len);
>  		return -EINVAL;
> +	}

Thanks
Jingjing

^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [dpdk-dev] [PATCH] i40e: fix issue of reconfigure hash enable flags
  2015-11-23  5:53 ` Wu, Jingjing
@ 2015-11-23  5:58   ` Zhang, Helin
  0 siblings, 0 replies; 6+ messages in thread
From: Zhang, Helin @ 2015-11-23  5:58 UTC (permalink / raw)
  To: Wu, Jingjing, dev



> -----Original Message-----
> From: Wu, Jingjing
> Sent: Monday, November 23, 2015 1:54 PM
> To: Zhang, Helin; dev@dpdk.org
> Cc: Pei, Yulong
> Subject: RE: [PATCH] i40e: fix issue of reconfigure hash enable flags
> 
> >
> > -	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))) {
> No need to check key in else if, it shouldn't be NULL here.
Yes, it should be removed. Thanks!

Regards,
Helin

> > +		PMD_DRV_LOG(ERR, "Invalid key length %u", key_len);
> >  		return -EINVAL;
> > +	}
> 
> Thanks
> Jingjing

^ permalink raw reply	[flat|nested] 6+ messages in thread

* [dpdk-dev] [PATCH v2] i40e: fix issue of reconfigure hash enable flags
  2015-11-23  5:36 [dpdk-dev] [PATCH] i40e: fix issue of reconfigure hash enable flags Helin Zhang
  2015-11-23  5:53 ` Wu, Jingjing
@ 2015-11-23  6:19 ` Helin Zhang
  2015-11-23  8:29   ` Wu, Jingjing
  1 sibling, 1 reply; 6+ messages in thread
From: Helin Zhang @ 2015-11-23  6:19 UTC (permalink / raw)
  To: dev

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(-)

v2 changes:
Removed useless checks.

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 2c51a0b..4bc258a 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_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

^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [dpdk-dev] [PATCH v2] i40e: fix issue of reconfigure hash enable flags
  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
  0 siblings, 1 reply; 6+ messages in thread
From: Wu, Jingjing @ 2015-11-23  8:29 UTC (permalink / raw)
  To: Zhang, Helin, dev



> -----Original Message-----
> From: Zhang, Helin
> Sent: Monday, November 23, 2015 2:19 PM
> To: dev@dpdk.org
> Cc: Wu, Jingjing; Pei, Yulong; Zhang, Helin
> Subject: [PATCH v2] i40e: fix issue of reconfigure hash enable flags
> 
> 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>
Acked-by: Jingjing Wu <jingjing.wu@intel.com>

^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [dpdk-dev] [PATCH v2] i40e: fix issue of reconfigure hash enable flags
  2015-11-23  8:29   ` Wu, Jingjing
@ 2015-11-23 21:55     ` Thomas Monjalon
  0 siblings, 0 replies; 6+ messages in thread
From: Thomas Monjalon @ 2015-11-23 21:55 UTC (permalink / raw)
  To: Zhang, Helin; +Cc: dev

> > 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>
> Acked-by: Jingjing Wu <jingjing.wu@intel.com>

Applied, thanks

^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2015-11-23 21:56 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2015-11-23  5:36 [dpdk-dev] [PATCH] i40e: fix issue of reconfigure hash enable flags Helin Zhang
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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