> -----Original Message----- > From: Leon Romanovsky <[email protected]> > Sent: Tuesday, October 17, 2023 12:48 AM > To: Ajay Sharma <[email protected]> > Cc: [email protected]; Long Li <[email protected]>; Jason > Gunthorpe <[email protected]>; Dexuan Cui <[email protected]>; Wei Liu > <[email protected]>; David S. Miller <[email protected]>; Eric Dumazet > <[email protected]>; Jakub Kicinski <[email protected]>; Paolo Abeni > <[email protected]>; [email protected]; linux- > [email protected]; [email protected]; [email protected] > Subject: Re: [EXTERNAL] Re: [Patch v5 0/5] RDMA/mana_ib > > On Mon, Oct 16, 2023 at 10:15:18PM +0000, Ajay Sharma wrote: > > I have sent v7 patch series with the space removed > > > > > -----Original Message----- > > > From: Leon Romanovsky <[email protected]> > > > Sent: Monday, September 18, 2023 1:29 AM > > > To: Ajay Sharma <[email protected]> > > > Cc: [email protected]; Long Li <[email protected]>; > > > Jason Gunthorpe <[email protected]>; Dexuan Cui <[email protected]>; > > > Wei Liu <[email protected]>; David S. Miller <[email protected]>; > > > Eric Dumazet <[email protected]>; Jakub Kicinski > > > <[email protected]>; Paolo Abeni <[email protected]>; > > > [email protected]; linux- [email protected]; > > > [email protected]; [email protected] > > > Subject: Re: [EXTERNAL] Re: [Patch v5 0/5] RDMA/mana_ib > > > > > > On Mon, Sep 11, 2023 at 06:57:21PM +0000, Ajay Sharma wrote: > > > > I have updated the last patch to use xarray, will post the update > > > > patch. We > > > currently use aux bus for ib device. Gd_register_device is firmware > > > specific. All the patches use RDMA/mana_ib format which is aligned > > > with drivers/infiniband/hw/mana/ . > > > > > > ➜ kernel git:(wip/leon-for-rc) git l --no-merges > > > drivers/infiniband/hw/mana/ > > > 2145328515c8 RDMA/mana_ib: Use v2 version of cfg_rx_steer_req to > > > enable RX coalescing > > > 89d42b8c85b4 RDMA/mana_ib: Fix a bug when the PF indicates more > > > entries for registering memory on first packet > > > 563ca0e9eab8 RDMA/mana_ib: Prevent array underflow in > > > mana_ib_create_qp_raw() > > > 3574cfdca285 RDMA/mana: Remove redefinition of basic u64 type > > > 0266a177631d RDMA/mana_ib: Add a driver for Microsoft Azure Network > > > Adapter > > > > > > It is different format from presented here. You added extra space before > > > ":" > > > and there is double space in one of the titles. > > > > > I have removed the space > > > > > Regarding aux, I see it, but what confuses me is proliferation of > > > terms and various calls: device, client, adapter. My expectation is > > > to see more uniform methodology where IB is represented as device. > > > > > > > The adapter is a software construct. It is used as a container for > > resources. > > Client is used to distinguish between eth and ib. > > Do you have multiple "adapters" in one ib/eth device? > If yes, at least for IB, it will be very unexpected to see. > Adapter is IB specific and one per VF/pcie device. It's the handle that is passed between the management and VM for book keeping. > Why do you have client and device when they are basically the same objects? > I am not sure which ones you are referring to specifically , can you please elaborate?
> > Please note that these are terms used for different purposes on the > management side. > > We are discussing RDMA side of this series. > > Thanks > > > > > > Thanks > > > > > > > > > > > Thanks > > > > > > > > > -----Original Message----- > > > > > From: Leon Romanovsky <[email protected]> > > > > > Sent: Monday, September 11, 2023 7:33 AM > > > > > To: [email protected] > > > > > Cc: Long Li <[email protected]>; Jason Gunthorpe > > > > > <[email protected]>; Dexuan Cui <[email protected]>; Wei Liu > > > > > <[email protected]>; David S. Miller <[email protected]>; > > > > > Eric Dumazet <[email protected]>; Jakub Kicinski > > > > > <[email protected]>; Paolo Abeni <[email protected]>; linux- > > > > > [email protected]; [email protected]; > > > > > [email protected]; [email protected]; Ajay > > > > > Sharma <[email protected]> > > > > > Subject: [EXTERNAL] Re: [Patch v5 0/5] RDMA/mana_ib > > > > > > > > > > On Thu, Sep 07, 2023 at 09:52:34AM -0700, > > > > > [email protected] > > > > > wrote: > > > > > > From: Ajay Sharma <[email protected]> > > > > > > > > > > > > Change from v4: > > > > > > Send qp fatal error event to the context that created the qp. > > > > > > Add lookup table for qp. > > > > > > > > > > > > Ajay Sharma (5): > > > > > > RDMA/mana_ib : Rename all mana_ib_dev type variables to > mib_dev > > > > > > RDMA/mana_ib : Register Mana IB device with Management SW > > > > > > RDMA/mana_ib : Create adapter and Add error eq > > > > > > RDMA/mana_ib : Query adapter capabilities > > > > > > RDMA/mana_ib : Send event to qp > > > > > > > > > > I didn't look very deep into the series and has three very initial > comments. > > > > > 1. Please do git log drivers/infiniband/hw/mana/ and use same > > > > > format for commit messages. > > > > > 2. Don't invent your own index-to-qp query mechanism in last > > > > > patch and use xarray. > > > > > 3. Once you decided to export mana_gd_register_device, it hinted > > > > > me that it is time to move to auxbus infrastructure. > > > > > > > > > > Thanks > > > > > > > > > > > > > > > > > drivers/infiniband/hw/mana/cq.c | 12 +- > > > > > > drivers/infiniband/hw/mana/device.c | 81 +++-- > > > > > > drivers/infiniband/hw/mana/main.c | 288 > > > > > > +++++++++++++----- > > > > > > drivers/infiniband/hw/mana/mana_ib.h | 102 ++++++- > > > > > > drivers/infiniband/hw/mana/mr.c | 42 ++- > > > > > > drivers/infiniband/hw/mana/qp.c | 86 +++--- > > > > > > drivers/infiniband/hw/mana/wq.c | 21 +- > > > > > > .../net/ethernet/microsoft/mana/gdma_main.c | 152 +++++---- > > > > > > drivers/net/ethernet/microsoft/mana/mana_en.c | 3 + > > > > > > include/net/mana/gdma.h | 16 +- > > > > > > 10 files changed, 545 insertions(+), 258 deletions(-) > > > > > > > > > > > > -- > > > > > > 2.25.1 > > > > > >
