Hi, Ferruh > -----Original Message----- > From: Ferruh Yigit <ferruh.yi...@intel.com> > Sent: Wednesday, January 27, 2021 14:45 > To: Slava Ovsiienko <viachesl...@nvidia.com>; dev@dpdk.org > Cc: Raslan Darawsheh <rasl...@nvidia.com>; Matan Azrad > <ma...@nvidia.com>; Ori Kam <or...@nvidia.com>; NBU-Contact-Thomas > Monjalon <tho...@monjalon.net>; Alexander Kozyrev > <akozy...@nvidia.com>; sta...@dpdk.org > Subject: Re: [dpdk-stable] [PATCH v3 1/2] net/mlx5: optimize inline mbuf > freeing > > On 1/22/2021 5:12 PM, Viacheslav Ovsiienko wrote: > > The mlx5 PMD supports packet data inlining by pushing data to the > > transmit descriptor. If packet is short enough and all data are > > inline, the mbuf is not needed for data send anymore and can be freed. > > > > The mbuf free was performed in the most inner loop building the > > transmit descriptors. This patch postpones the mbuf free transaction > > to the tx_burst routine exit, optimizing the loop and allowing the > > bulk freeing for the multiple mbufs in single pool API call. > > > > Cc: sta...@dpdk.org > > > > Hi Slava, > > This patch is optimization for inline mbufs, right, it is not a fix, should > it be > backported? Not critical, but nice to have this small optimization in LTS.
> > cc'ed LTS maintainers. > > I am dropping the stable to for now in the next-net, can add it later based on > discussion result. OK, let's consider this backporting in dedicated way, thank you. With best regards, Slava
