netdev - Re: [PATCH V2 mlx5-next 00/12] mlx5 core generic EQ API for RDMA ODP

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Message-ID: <20181121213221.GI19924@mellanox.com>
Date:   Wed, 21 Nov 2018 21:32:28 +0000
From:   Jason Gunthorpe <jgg@...lanox.com>
To:     Leon Romanovsky <leonro@...lanox.com>
CC:     Saeed Mahameed <saeedm@...lanox.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>
Subject: Re: [PATCH V2 mlx5-next 00/12] mlx5 core generic EQ API for RDMA ODP

On Tue, Nov 20, 2018 at 11:11:16AM -0700, Leon Romanovsky wrote:
> On Mon, Nov 19, 2018 at 10:52:30AM -0800, Saeed Mahameed wrote:
> > Hi,
> >
> > This patchset is for mlx5-next shared branch, and will be applied there
> > once the review is done.
> >
> > This patchset introduces mostly refactoring work and EQ related code updates to
> > allow moving the ODP rdma only logic from mlx5_core into mlx5 ib where it
> > belongs, and will allow future updates and optimizations for the rdma ODP
> > (On Demand Paging) feature to go only to rdma tree.
> >
> > Patch #1: Fixes the offsets of stored irq affinity hints inside mlx5
> > irq info array.
> >
> > Patch #2,3,4: Remove unused fields, code and logic
> >
> > Patch #5: Move all EQ related logic from main.c to eq.c to allow clear
> > and seamless refactoring for creating generic EQ management API.
> >
> > Patch #6: Create mlx5 core EQs in one place, in order to have one entry
> > point to call from main file.
> >
> > Patch #7,8: Move EQ related structures into eq_table mlx5 structure and
> > make eq_table fields and logic private to eq.c file.
> >
> > Patch #9,10: Create one generic EQ struct and use it in different
> > EQ types (usages) e.g. (Async, Command, FW pages, completion and ODP)
> > Introduce generic EQ API to allow creating Generic EQs regardless of
> > their types, will be uesd to create all mlx5 core EQs in mlx5_core and
> > ODP EQ in mlx5_ib.
> >
> > Patch #11: Move ODP logic out from mlx5_core eq.c into mlx5 rdma driver.
> > odp.c file.
> >
> > Patch #12: Make the trivial EQE access methods inline.
> >
> > v1->v2:
> > 	- Remove vertical alignment
> > 	- Fix spilling "Chip" -> "Cheap"
> >
> > Thanks,
> > Saeed.
> >
> >
> > Saeed Mahameed (12):
> >   net/mlx5: EQ, Use the right place to store/read IRQ affinity hint
> >   net/mlx5: EQ, Remove unused fields and structures
> >   net/mlx5: EQ, No need to store eq index as a field
> >   net/mlx5: EQ, Remove redundant completion EQ list lock
> >   net/mlx5: EQ, Move all EQ logic to eq.c
> >   net/mlx5: EQ, Create all EQs in one place
> >   net/mlx5: EQ, irq_info and rmap belong to eq_table
> >   net/mlx5: EQ, Privatize eq_table and friends
> >   net/mlx5: EQ, Different EQ types
> >   net/mlx5: EQ, Generic EQ
> >   {net,IB}/mlx5: Move Page fault EQ and ODP logic to RDMA
> >   net/mlx5: EQ, Make EQE access methods inline
> >
> 
> Pushed to shared mlx5-next:
> 
> 6d2d6fc83a28 net/mlx5: EQ, Make EQE access methods inline
> d5d284b829a6 {net,IB}/mlx5: Move Page fault EQ and ODP logic to RDMA
> 7701707cb94e net/mlx5: EQ, Generic EQ
> 16d760839cee net/mlx5: EQ, Different EQ types
> f2f3df550139 net/mlx5: EQ, Privatize eq_table and friends
> d674a9aa4344 net/mlx5: EQ, irq_info and rmap belong to eq_table
> c8e21b3b576b net/mlx5: EQ, Create all EQs in one place
> ca828cb4686f net/mlx5: EQ, Move all EQ logic to eq.c
> aaa553a64438 net/mlx5: EQ, Remove redundant completion EQ list lock
> 2883f352571b net/mlx5: EQ, No need to store eq index as a field
> 4de45c758636 net/mlx5: EQ, Remove unused fields and structures
> 1e86ace4c140 net/mlx5: EQ, Use the right place to store/read IRQ affinity hint

Okay, merged to rdma-next now

Thanks,
Jason