From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id 0959E201 for ; Mon, 18 Mar 2019 04:13:08 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 17 Mar 2019 20:13:08 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.58,492,1544515200"; d="scan'208";a="142861857" Received: from pgsmsx113.gar.corp.intel.com ([10.108.55.202]) by orsmga002.jf.intel.com with ESMTP; 17 Mar 2019 20:13:06 -0700 Received: from pgsmsx110.gar.corp.intel.com (10.221.44.111) by pgsmsx113.gar.corp.intel.com (10.108.55.202) with Microsoft SMTP Server (TLS) id 14.3.408.0; Mon, 18 Mar 2019 11:13:05 +0800 Received: from pgsmsx103.gar.corp.intel.com ([169.254.2.210]) by PGSMSX110.gar.corp.intel.com ([169.254.13.245]) with mapi id 14.03.0415.000; Mon, 18 Mar 2019 11:13:05 +0800 From: "Zhao1, Wei" To: "Ananyev, Konstantin" , "Zhang, Qi Z" , "David Harton (dharton)" CC: "Lu, Wenzhuo" , "dev@dpdk.org" Thread-Topic: [PATCH v2] net/ixgbe: Restore vlan filter/extend for ixgbevf Thread-Index: AQHU2s06vBxK09J24UensknAoenAjqYMJwsQ//++yoCAAIjvUP//s2+AgASX33A= Date: Mon, 18 Mar 2019 03:13:04 +0000 Message-ID: References: <20190306152355.1697-1-dharton@cisco.com> <20190308203430.31742-1-dharton@cisco.com> <039ED4275CED7440929022BC67E706115334CA1F@SHSMSX103.ccr.corp.intel.com> <039ED4275CED7440929022BC67E706115334CD63@SHSMSX103.ccr.corp.intel.com> <2601191342CEEE43887BDE71AB977258013655BDCD@irsmsx105.ger.corp.intel.com> <2601191342CEEE43887BDE71AB977258013655BFC4@irsmsx105.ger.corp.intel.com> In-Reply-To: <2601191342CEEE43887BDE71AB977258013655BFC4@irsmsx105.ger.corp.intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-version: 11.0.400.15 dlp-reaction: no-action x-originating-ip: [172.30.20.206] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Subject: Re: [dpdk-dev] [PATCH v2] net/ixgbe: Restore vlan filter/extend for ixgbevf X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 18 Mar 2019 03:13:09 -0000 > -----Original Message----- > From: Ananyev, Konstantin > Sent: Friday, March 15, 2019 9:00 PM > To: Zhao1, Wei ; Zhang, Qi Z ; > David Harton (dharton) > Cc: Lu, Wenzhuo ; dev@dpdk.org > Subject: RE: [PATCH v2] net/ixgbe: Restore vlan filter/extend for ixgbevf >=20 > Hi Wei, >=20 > > > > > > > > > > > > > > > > Hi Qi, > > > > > > > > > > > > > > > > This patch was rejected with no feedback. > > > > > > > > > > > > > > > > Can you share why? > > > > > > > > > > > > > > Because as Zhao Wei explained in v1 thread, in > > > > > > > ixgbe_vlan_offload_config , ETH_VLAN_FILTER_MASK and > > > > > > > DEV_RX_OFFLOAD_VLAN_EXTEND are ignored This looks like > > > > > VLAN_FILTER > > > > > > AND > > > > > > > VLAN_EXTEND offload is not supported and I didn't see you > > > > > > > reply for that, so I > > > > > > assume you agree with that. > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Without this patch users are not able to call the > > > > > > > > rte_eth_dev_vlan_filter() API for ixgbevf based ports > > > > > > > > because VLAN_FILTER cannot be enabled when calling > > > rte_eth_dev_configure(). > > > > > > > > > > > > > > OK, seems vlan filter is able to be configured for ixgbevf, > > > > > > > but I don't know how this will work because vlan filter > > > > > > > table needs to be enabled first > > > > > > > (ixgbe_vlan_hw_filter_enable) So at least when it work with > > > > > > > a DPDK PF, vlan filter will not work, maybe kernel PF driver > > > > > > > will enable it by default? Could you share more > > > insight? > > > > > > > > > > > > I can't answer that but ixgbevf_vlan_filter_set() has been > > > > > > implemented for quite some time and it can no longer be called > > > > > > since the new offload flags are being enforced now. > > > > > > > > > > > > I can share that > > > > > > rte_eth_dev_vlan_filter()/ixgbevf_vlan_filter_set() > > > > > > works properly with the propose change (VLAN traffic flows) > > > > > > where it doesn't without it. > > > > > > > > > > Ok, if it is proved to work well with kernel PF, I think we > > > > > should have this offload > > > > > > > > > > > > > > > > > > > > And same question to VLAN_EXTEND > > > > > > > > > > > > I actually don't care about extend but simply changed it > > > > > > because it seems to be in the same situation. I'm happy to > > > > > > leave it out of the patch if that grants acceptance. > > > > > > > > > > Seems VLAN Extend is only supported by DPDK PF driver, I didn't > > > > > see any related configuration in kernel driver. > > > > > Properly we need to remove it. > > > > > > > > > > @Wei, would you help to confirm on that? > > > > > > > > > > > > Yes, you are right, kernel pf do not has any code to set bit of > > > IXGBE_DMATXCTL_GDV which enable double valn. > > > > So, that means (kernel pf host + dpdk vf) can not enable double > > > > valn > > > feature. It seems only dpdk pf host + vf can do that. > > > > > > Wonder can vf request pf what is supported? > > > Konstantin > > > > No such type of message defined in mailbox by now. >=20 > My thought was try to execute command (set vlan) with some dummy value, > and analyze response to decide do we provide such capability or not. > Or is too much hassle? Maybe hassle to certain extent for implement, I think. >=20 > > > > > > > > > > > > > > > > Maybe we can change code to > > > > " > > > > offloads |=3D DEV_RX_OFFLOAD_VLAN_FILTER; > > > > > > > > if (ixgbe_is_vf(dev) =3D=3D 0) > > > > offloads |=3D DEV_RX_OFFLOAD_VLAN_EXTEND; " > > > > But that means when in ENV (kernel pf host + dpdk vf), this is > > > > much > > > depended on kernel pf default configuration. > > > > > > > > > > > > > > > > > > > > > > Thanks > > > > > Qi > > > > > > > > > > > > > > > > > Thanks, > > > > > > Dave > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Or, am I missing something? > > > > > > > > > > > > > > > > Thanks, > > > > > > > > Dave > > > > > > > > > > > > > > > > > -----Original Message----- > > > > > > > > > From: David Harton > > > > > > > > > Sent: Friday, March 08, 2019 3:35 PM > > > > > > > > > To: dev@dpdk.org > > > > > > > > > Cc: wenzhuo.lu@intel.com; konstantin.ananyev@intel.com; > > > > > > > > > qi.z.zhang@intel.com; David Harton (dharton) > > > > > > > > > > > > > > > > > > Subject: [PATCH v2] net/ixgbe: Restore vlan > > > > > > > > > filter/extend for ixgbevf > > > > > > > > > > > > > > > > > > ixgbevf vlan strip and extend capabilities were removed > > > > > > > > > when migrating to the bit flags implementation. > > > > > > > > > > > > > > > > > > Restoring the capbility to enable these offloads at > > > > > > > > > configuration > > > > > > > time. > > > > > > > > > > > > > > > > > > Fixes: ec3b1124d14d (\"net/ixgbe: convert to new Rx > > > > > > > > > offloads > > > > > > > > > API\") > > > > > > > > > Signed-off-by: David Harton > > > > > > > > > --- > > > > > > > > > > > > > > > > > > v2: removed unused function ixgbe_is_vf() > > > > > > > > > > > > > > > > > > drivers/net/ixgbe/ixgbe_rxtx.c | 23 > > > > > > > > > ++--------------------- > > > > > > > > > 1 file changed, 2 insertions(+), 21 deletions(-) > > > > > > > > > > > > > > > > > > diff --git a/drivers/net/ixgbe/ixgbe_rxtx.c > > > > > > > > > b/drivers/net/ixgbe/ixgbe_rxtx.c index > > > > > > > > > e92a70fb3..b1b83613e > > > > > > > > > 100644 > > > > > > > > > --- a/drivers/net/ixgbe/ixgbe_rxtx.c > > > > > > > > > +++ b/drivers/net/ixgbe/ixgbe_rxtx.c > > > > > > > > > @@ -2813,23 +2813,6 @@ ixgbe_reset_rx_queue(struct > > > > > ixgbe_adapter > > > > > > > > > *adapter, struct ixgbe_rx_queue *rxq) #endif } > > > > > > > > > > > > > > > > > > -static int > > > > > > > > > -ixgbe_is_vf(struct rte_eth_dev *dev) -{ > > > > > > > > > - struct ixgbe_hw *hw =3D IXGBE_DEV_PRIVATE_TO_HW(dev- > > > > > >data- > > > > > > > > > >dev_private); > > > > > > > > > - > > > > > > > > > - switch (hw->mac.type) { > > > > > > > > > - case ixgbe_mac_82599_vf: > > > > > > > > > - case ixgbe_mac_X540_vf: > > > > > > > > > - case ixgbe_mac_X550_vf: > > > > > > > > > - case ixgbe_mac_X550EM_x_vf: > > > > > > > > > - case ixgbe_mac_X550EM_a_vf: > > > > > > > > > - return 1; > > > > > > > > > - default: > > > > > > > > > - return 0; > > > > > > > > > - } > > > > > > > > > -} > > > > > > > > > - > > > > > > > > > uint64_t > > > > > > > > > ixgbe_get_rx_queue_offloads(struct rte_eth_dev *dev) { > > > > > > > > > @@ > > > > > > > > > -2853,15 > > > > > > > > > +2836,13 @@ ixgbe_get_rx_port_offloads(struct > > > > > > > > > +rte_eth_dev > > > > > > > > > +*dev) > > > > > > > > > DEV_RX_OFFLOAD_TCP_CKSUM | > > > > > > > > > DEV_RX_OFFLOAD_KEEP_CRC | > > > > > > > > > DEV_RX_OFFLOAD_JUMBO_FRAME | > > > > > > > > > + DEV_RX_OFFLOAD_VLAN_FILTER | > > > > > > > > > + DEV_RX_OFFLOAD_VLAN_EXTEND | > > > > > > > > > DEV_RX_OFFLOAD_SCATTER; > > > > > > > > > > > > > > > > > > if (hw->mac.type =3D=3D ixgbe_mac_82598EB) > > > > > > > > > offloads |=3D DEV_RX_OFFLOAD_VLAN_STRIP; > > > > > > > > > > > > > > > > > > - if (ixgbe_is_vf(dev) =3D=3D 0) > > > > > > > > > - offloads |=3D (DEV_RX_OFFLOAD_VLAN_FILTER | > > > > > > > > > - DEV_RX_OFFLOAD_VLAN_EXTEND); > > > > > > > > > - > > > > > > > > > /* > > > > > > > > > * RSC is only supported by 82599 and x540 PF devices > > > > > > > > > in a > > > > > > > > > non-SR- IOV > > > > > > > > > * mode. > > > > > > > > > -- > > > > > > > > > 2.19.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by dpdk.space (Postfix) with ESMTP id 6EB25A00E6 for ; Mon, 18 Mar 2019 04:13:12 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 32D0A1DBD; Mon, 18 Mar 2019 04:13:11 +0100 (CET) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id 0959E201 for ; Mon, 18 Mar 2019 04:13:08 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 17 Mar 2019 20:13:08 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.58,492,1544515200"; d="scan'208";a="142861857" Received: from pgsmsx113.gar.corp.intel.com ([10.108.55.202]) by orsmga002.jf.intel.com with ESMTP; 17 Mar 2019 20:13:06 -0700 Received: from pgsmsx110.gar.corp.intel.com (10.221.44.111) by pgsmsx113.gar.corp.intel.com (10.108.55.202) with Microsoft SMTP Server (TLS) id 14.3.408.0; Mon, 18 Mar 2019 11:13:05 +0800 Received: from pgsmsx103.gar.corp.intel.com ([169.254.2.210]) by PGSMSX110.gar.corp.intel.com ([169.254.13.245]) with mapi id 14.03.0415.000; Mon, 18 Mar 2019 11:13:05 +0800 From: "Zhao1, Wei" To: "Ananyev, Konstantin" , "Zhang, Qi Z" , "David Harton (dharton)" CC: "Lu, Wenzhuo" , "dev@dpdk.org" Thread-Topic: [PATCH v2] net/ixgbe: Restore vlan filter/extend for ixgbevf Thread-Index: AQHU2s06vBxK09J24UensknAoenAjqYMJwsQ//++yoCAAIjvUP//s2+AgASX33A= Date: Mon, 18 Mar 2019 03:13:04 +0000 Message-ID: References: <20190306152355.1697-1-dharton@cisco.com> <20190308203430.31742-1-dharton@cisco.com> <039ED4275CED7440929022BC67E706115334CA1F@SHSMSX103.ccr.corp.intel.com> <039ED4275CED7440929022BC67E706115334CD63@SHSMSX103.ccr.corp.intel.com> <2601191342CEEE43887BDE71AB977258013655BDCD@irsmsx105.ger.corp.intel.com> <2601191342CEEE43887BDE71AB977258013655BFC4@irsmsx105.ger.corp.intel.com> In-Reply-To: <2601191342CEEE43887BDE71AB977258013655BFC4@irsmsx105.ger.corp.intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-version: 11.0.400.15 dlp-reaction: no-action x-originating-ip: [172.30.20.206] Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Subject: Re: [dpdk-dev] [PATCH v2] net/ixgbe: Restore vlan filter/extend for ixgbevf X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Message-ID: <20190318031304.t9asY-U0KO3sRuU9_8pPYkA0tWGxWFzfuZ4rR2mpUng@z> > -----Original Message----- > From: Ananyev, Konstantin > Sent: Friday, March 15, 2019 9:00 PM > To: Zhao1, Wei ; Zhang, Qi Z ; > David Harton (dharton) > Cc: Lu, Wenzhuo ; dev@dpdk.org > Subject: RE: [PATCH v2] net/ixgbe: Restore vlan filter/extend for ixgbevf >=20 > Hi Wei, >=20 > > > > > > > > > > > > > > > > Hi Qi, > > > > > > > > > > > > > > > > This patch was rejected with no feedback. > > > > > > > > > > > > > > > > Can you share why? > > > > > > > > > > > > > > Because as Zhao Wei explained in v1 thread, in > > > > > > > ixgbe_vlan_offload_config , ETH_VLAN_FILTER_MASK and > > > > > > > DEV_RX_OFFLOAD_VLAN_EXTEND are ignored This looks like > > > > > VLAN_FILTER > > > > > > AND > > > > > > > VLAN_EXTEND offload is not supported and I didn't see you > > > > > > > reply for that, so I > > > > > > assume you agree with that. > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Without this patch users are not able to call the > > > > > > > > rte_eth_dev_vlan_filter() API for ixgbevf based ports > > > > > > > > because VLAN_FILTER cannot be enabled when calling > > > rte_eth_dev_configure(). > > > > > > > > > > > > > > OK, seems vlan filter is able to be configured for ixgbevf, > > > > > > > but I don't know how this will work because vlan filter > > > > > > > table needs to be enabled first > > > > > > > (ixgbe_vlan_hw_filter_enable) So at least when it work with > > > > > > > a DPDK PF, vlan filter will not work, maybe kernel PF driver > > > > > > > will enable it by default? Could you share more > > > insight? > > > > > > > > > > > > I can't answer that but ixgbevf_vlan_filter_set() has been > > > > > > implemented for quite some time and it can no longer be called > > > > > > since the new offload flags are being enforced now. > > > > > > > > > > > > I can share that > > > > > > rte_eth_dev_vlan_filter()/ixgbevf_vlan_filter_set() > > > > > > works properly with the propose change (VLAN traffic flows) > > > > > > where it doesn't without it. > > > > > > > > > > Ok, if it is proved to work well with kernel PF, I think we > > > > > should have this offload > > > > > > > > > > > > > > > > > > > > And same question to VLAN_EXTEND > > > > > > > > > > > > I actually don't care about extend but simply changed it > > > > > > because it seems to be in the same situation. I'm happy to > > > > > > leave it out of the patch if that grants acceptance. > > > > > > > > > > Seems VLAN Extend is only supported by DPDK PF driver, I didn't > > > > > see any related configuration in kernel driver. > > > > > Properly we need to remove it. > > > > > > > > > > @Wei, would you help to confirm on that? > > > > > > > > > > > > Yes, you are right, kernel pf do not has any code to set bit of > > > IXGBE_DMATXCTL_GDV which enable double valn. > > > > So, that means (kernel pf host + dpdk vf) can not enable double > > > > valn > > > feature. It seems only dpdk pf host + vf can do that. > > > > > > Wonder can vf request pf what is supported? > > > Konstantin > > > > No such type of message defined in mailbox by now. >=20 > My thought was try to execute command (set vlan) with some dummy value, > and analyze response to decide do we provide such capability or not. > Or is too much hassle? Maybe hassle to certain extent for implement, I think. >=20 > > > > > > > > > > > > > > > > Maybe we can change code to > > > > " > > > > offloads |=3D DEV_RX_OFFLOAD_VLAN_FILTER; > > > > > > > > if (ixgbe_is_vf(dev) =3D=3D 0) > > > > offloads |=3D DEV_RX_OFFLOAD_VLAN_EXTEND; " > > > > But that means when in ENV (kernel pf host + dpdk vf), this is > > > > much > > > depended on kernel pf default configuration. > > > > > > > > > > > > > > > > > > > > > > Thanks > > > > > Qi > > > > > > > > > > > > > > > > > Thanks, > > > > > > Dave > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Or, am I missing something? > > > > > > > > > > > > > > > > Thanks, > > > > > > > > Dave > > > > > > > > > > > > > > > > > -----Original Message----- > > > > > > > > > From: David Harton > > > > > > > > > Sent: Friday, March 08, 2019 3:35 PM > > > > > > > > > To: dev@dpdk.org > > > > > > > > > Cc: wenzhuo.lu@intel.com; konstantin.ananyev@intel.com; > > > > > > > > > qi.z.zhang@intel.com; David Harton (dharton) > > > > > > > > > > > > > > > > > > Subject: [PATCH v2] net/ixgbe: Restore vlan > > > > > > > > > filter/extend for ixgbevf > > > > > > > > > > > > > > > > > > ixgbevf vlan strip and extend capabilities were removed > > > > > > > > > when migrating to the bit flags implementation. > > > > > > > > > > > > > > > > > > Restoring the capbility to enable these offloads at > > > > > > > > > configuration > > > > > > > time. > > > > > > > > > > > > > > > > > > Fixes: ec3b1124d14d (\"net/ixgbe: convert to new Rx > > > > > > > > > offloads > > > > > > > > > API\") > > > > > > > > > Signed-off-by: David Harton > > > > > > > > > --- > > > > > > > > > > > > > > > > > > v2: removed unused function ixgbe_is_vf() > > > > > > > > > > > > > > > > > > drivers/net/ixgbe/ixgbe_rxtx.c | 23 > > > > > > > > > ++--------------------- > > > > > > > > > 1 file changed, 2 insertions(+), 21 deletions(-) > > > > > > > > > > > > > > > > > > diff --git a/drivers/net/ixgbe/ixgbe_rxtx.c > > > > > > > > > b/drivers/net/ixgbe/ixgbe_rxtx.c index > > > > > > > > > e92a70fb3..b1b83613e > > > > > > > > > 100644 > > > > > > > > > --- a/drivers/net/ixgbe/ixgbe_rxtx.c > > > > > > > > > +++ b/drivers/net/ixgbe/ixgbe_rxtx.c > > > > > > > > > @@ -2813,23 +2813,6 @@ ixgbe_reset_rx_queue(struct > > > > > ixgbe_adapter > > > > > > > > > *adapter, struct ixgbe_rx_queue *rxq) #endif } > > > > > > > > > > > > > > > > > > -static int > > > > > > > > > -ixgbe_is_vf(struct rte_eth_dev *dev) -{ > > > > > > > > > - struct ixgbe_hw *hw =3D IXGBE_DEV_PRIVATE_TO_HW(dev- > > > > > >data- > > > > > > > > > >dev_private); > > > > > > > > > - > > > > > > > > > - switch (hw->mac.type) { > > > > > > > > > - case ixgbe_mac_82599_vf: > > > > > > > > > - case ixgbe_mac_X540_vf: > > > > > > > > > - case ixgbe_mac_X550_vf: > > > > > > > > > - case ixgbe_mac_X550EM_x_vf: > > > > > > > > > - case ixgbe_mac_X550EM_a_vf: > > > > > > > > > - return 1; > > > > > > > > > - default: > > > > > > > > > - return 0; > > > > > > > > > - } > > > > > > > > > -} > > > > > > > > > - > > > > > > > > > uint64_t > > > > > > > > > ixgbe_get_rx_queue_offloads(struct rte_eth_dev *dev) { > > > > > > > > > @@ > > > > > > > > > -2853,15 > > > > > > > > > +2836,13 @@ ixgbe_get_rx_port_offloads(struct > > > > > > > > > +rte_eth_dev > > > > > > > > > +*dev) > > > > > > > > > DEV_RX_OFFLOAD_TCP_CKSUM | > > > > > > > > > DEV_RX_OFFLOAD_KEEP_CRC | > > > > > > > > > DEV_RX_OFFLOAD_JUMBO_FRAME | > > > > > > > > > + DEV_RX_OFFLOAD_VLAN_FILTER | > > > > > > > > > + DEV_RX_OFFLOAD_VLAN_EXTEND | > > > > > > > > > DEV_RX_OFFLOAD_SCATTER; > > > > > > > > > > > > > > > > > > if (hw->mac.type =3D=3D ixgbe_mac_82598EB) > > > > > > > > > offloads |=3D DEV_RX_OFFLOAD_VLAN_STRIP; > > > > > > > > > > > > > > > > > > - if (ixgbe_is_vf(dev) =3D=3D 0) > > > > > > > > > - offloads |=3D (DEV_RX_OFFLOAD_VLAN_FILTER | > > > > > > > > > - DEV_RX_OFFLOAD_VLAN_EXTEND); > > > > > > > > > - > > > > > > > > > /* > > > > > > > > > * RSC is only supported by 82599 and x540 PF devices > > > > > > > > > in a > > > > > > > > > non-SR- IOV > > > > > > > > > * mode. > > > > > > > > > -- > > > > > > > > > 2.19.1