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From: "Zhang, Qi Z" <qi.z.zhang@intel.com>
To: "Xing, Beilei" <beilei.xing@intel.com>,
	"Lu, Wenzhuo" <wenzhuo.lu@intel.com>,
	"Yang, Qiming" <qiming.yang@intel.com>,
	"Ananyev, Konstantin" <konstantin.ananyev@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH 0/3] fix invalid Tx threshhold setup
Date: Wed, 15 May 2019 07:09:49 +0000	[thread overview]
Message-ID: <039ED4275CED7440929022BC67E7061153381A79@SHSMSX103.ccr.corp.intel.com> (raw)
Message-ID: <20190515070949.f_dS_7lE45iOe2l0B7dFijfA1S2Dk7L3hYe5vKwhjbM@z> (raw)
In-Reply-To: <94479800C636CB44BD422CB454846E013CDAF38B@SHSMSX101.ccr.corp.intel.com>



> -----Original Message-----
> From: Xing, Beilei
> Sent: Wednesday, May 15, 2019 2:36 PM
> To: Zhang, Qi Z <qi.z.zhang@intel.com>; Lu, Wenzhuo
> <wenzhuo.lu@intel.com>; Yang, Qiming <qiming.yang@intel.com>; Ananyev,
> Konstantin <konstantin.ananyev@intel.com>
> Cc: dev@dpdk.org
> Subject: RE: [PATCH 0/3] fix invalid Tx threshhold setup
> 
> 
> 
> > -----Original Message-----
> > From: Zhang, Qi Z
> > Sent: Saturday, May 4, 2019 5:30 PM
> > To: Xing, Beilei <beilei.xing@intel.com>; Lu, Wenzhuo
> > <wenzhuo.lu@intel.com>; Yang, Qiming <qiming.yang@intel.com>; Ananyev,
> > Konstantin <konstantin.ananyev@intel.com>
> > Cc: dev@dpdk.org; Zhang, Qi Z <qi.z.zhang@intel.com>
> > Subject: [PATCH 0/3] fix invalid Tx threshhold setup
> >
> > When tx_free_thresh + tx_rs_thresh > nb_desc, it is possible that an
> > outdated DD status be checked as tx_next_dd, then segment fault happen
> > due to free a NULL mbuf pointer.
> >
> > The issue usually happens with an aggresive tx_free_thresh, for example:
> >
> > ./testpmd -c 0x3 -n 4 -- -i --rxq=16 --txq=16 --rxd=1024 --txd=1024 --
> > txfreet=1020
> >
> > The patchset fix this issue on i40e, ixgbe and ice.
> >
> > Qi Zhang (3):
> >   net/i40e: fix invalid Tx threshold setup
> >   net/ice: fix invalid Tx threshold setup
> >   net/ixgbe: fix invalid Tx threshold setup
> >
> >  drivers/net/i40e/i40e_rxtx.c   | 19 +++++++++++++++++--
> >  drivers/net/ice/ice_rxtx.c     | 21 ++++++++++++++++++---
> >  drivers/net/ixgbe/ixgbe_rxtx.c | 19 +++++++++++++++++--
> >  3 files changed, 52 insertions(+), 7 deletions(-)
> >
> > --
> > 2.13.6
> 
> Acked-by: Beilei Xing <beilei.xing@intel.com>

Applied to dpdk-next-net-intel.

Thanks
Qi

  parent reply	other threads:[~2019-05-15  7:09 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-04  9:29 Qi Zhang
2019-05-04  9:29 ` Qi Zhang
2019-05-04  9:29 ` [dpdk-dev] [PATCH 1/3] net/i40e: fix invalid Tx threshold setup Qi Zhang
2019-05-04  9:29   ` Qi Zhang
2019-05-04  9:29 ` [dpdk-dev] [PATCH 2/3] net/ice: " Qi Zhang
2019-05-04  9:29   ` Qi Zhang
2019-05-04  9:29 ` [dpdk-dev] [PATCH 3/3] net/ixgbe: " Qi Zhang
2019-05-04  9:29   ` Qi Zhang
2019-05-15  6:36 ` [dpdk-dev] [PATCH 0/3] fix invalid Tx threshhold setup Xing, Beilei
2019-05-15  6:36   ` Xing, Beilei
2019-05-15  7:09   ` Zhang, Qi Z [this message]
2019-05-15  7:09     ` Zhang, Qi Z

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