From: Leon Romanovsky <leon@kernel.org>
To: Devesh Sharma <devesh.sharma@broadcom.com>,
Jason Gunthorpe <jgg@nvidia.com>
Cc: Doug Ledford <dledford@redhat.com>,
"David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>,
linux-rdma <linux-rdma@vger.kernel.org>,
Michael Chan <michael.chan@broadcom.com>,
Naresh Kumar PBS <nareshkumar.pbs@broadcom.com>,
Netdev <netdev@vger.kernel.org>,
Selvin Xavier <selvin.xavier@broadcom.com>,
Somnath Kotur <somnath.kotur@broadcom.com>,
Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>
Subject: Re: [PATCH rdma-next v2 0/5] Get rid of custom made module dependency
Date: Sat, 3 Apr 2021 14:42:05 +0300 [thread overview]
Message-ID: <YGhUjarXh+BEK1pW@unreal> (raw)
In-Reply-To: <CANjDDBiuw_VNepewLAtYE58Eg2JEsvGbpxttWyjV6DYMQdY5Zw@mail.gmail.com>
On Sat, Apr 03, 2021 at 03:52:13PM +0530, Devesh Sharma wrote:
> On Thu, Apr 1, 2021 at 12:27 PM Leon Romanovsky <leon@kernel.org> wrote:
> >
> > From: Leon Romanovsky <leonro@nvidia.com>
> >
> > Changelog:
> > v2:
> > * kbuild spotted that I didn't delete all code in patch #5, so deleted
> > even more ulp_ops derefences.
> > v1: https://lore.kernel.org/linux-rdma/20210329085212.257771-1-leon@kernel.org
> > * Go much deeper and removed useless ULP indirection
> > v0: https://lore.kernel.org/linux-rdma/20210324142524.1135319-1-leon@kernel.org
> > -----------------------------------------------------------------------
> >
> > The following series fixes issue spotted in [1], where bnxt_re driver
> > messed with module reference counting in order to implement symbol
> > dependency of bnxt_re and bnxt modules. All of this is done, when in
> > upstream we have only one ULP user of that bnxt module. The simple
> > declaration of exported symbol would do the trick.
> >
> > This series removes that custom module_get/_put, which is not supposed
> > to be in the driver from the beginning and get rid of nasty indirection
> > logic that isn't relevant for the upstream code.
> >
> > Such small changes allow us to simplify the bnxt code and my hope that
> > Devesh will continue where I stopped and remove struct bnxt_ulp_ops too.
> >
> > Thanks
> >
> > [1] https://lore.kernel.org/linux-rdma/20210324142524.1135319-1-leon@kernel.org
> >
> > Leon Romanovsky (5):
> > RDMA/bnxt_re: Depend on bnxt ethernet driver and not blindly select it
> > RDMA/bnxt_re: Create direct symbolic link between bnxt modules
> > RDMA/bnxt_re: Get rid of custom module reference counting
> > net/bnxt: Remove useless check of non-existent ULP id
> > net/bnxt: Use direct API instead of useless indirection
> >
> > drivers/infiniband/hw/bnxt_re/Kconfig | 4 +-
> > drivers/infiniband/hw/bnxt_re/main.c | 93 ++-----
> > drivers/net/ethernet/broadcom/bnxt/bnxt.c | 4 +-
> > drivers/net/ethernet/broadcom/bnxt/bnxt.h | 1 -
> > drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c | 245 +++++++-----------
> > drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h | 32 +--
> > 6 files changed, 119 insertions(+), 260 deletions(-)
>
> Hi Leon,
>
> After a couple of internal discussions we reached a conclusion to
> implement the Auxbus driver interface and fix the problem once and for
> all.
Thanks Devesh,
Jason, it looks like we can proceed with this patchset, because in
auxbus mode this module refcount and ULP indirection logics will be
removed anyway.
Thanks
> >
> > --
> > 2.30.2
> >
>
>
> --
> -Regards
> Devesh
next prev parent reply other threads:[~2021-04-03 11:42 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-01 6:57 [PATCH rdma-next v2 0/5] Get rid of custom made module dependency Leon Romanovsky
2021-04-01 6:57 ` [PATCH rdma-next v2 1/5] RDMA/bnxt_re: Depend on bnxt ethernet driver and not blindly select it Leon Romanovsky
2021-04-21 17:50 ` Devesh Sharma
2021-04-01 6:57 ` [PATCH rdma-next v2 2/5] RDMA/bnxt_re: Create direct symbolic link between bnxt modules Leon Romanovsky
2021-04-21 17:51 ` Devesh Sharma
2021-04-01 6:57 ` [PATCH rdma-next v2 3/5] RDMA/bnxt_re: Get rid of custom module reference counting Leon Romanovsky
2021-04-21 17:52 ` Devesh Sharma
2021-04-01 6:57 ` [PATCH rdma-next v2 4/5] net/bnxt: Remove useless check of non-existent ULP id Leon Romanovsky
2021-04-01 6:57 ` [PATCH rdma-next v2 5/5] net/bnxt: Use direct API instead of useless indirection Leon Romanovsky
2021-04-03 10:22 ` [PATCH rdma-next v2 0/5] Get rid of custom made module dependency Devesh Sharma
2021-04-03 11:42 ` Leon Romanovsky [this message]
2021-04-08 11:36 ` Devesh Sharma
2021-04-08 11:44 ` Leon Romanovsky
2021-04-08 11:53 ` Jason Gunthorpe
2021-04-08 12:03 ` Leon Romanovsky
2021-04-08 15:21 ` Devesh Sharma
2021-04-08 15:12 ` Devesh Sharma
2021-04-12 7:40 ` Leon Romanovsky
2021-04-14 13:45 ` Devesh Sharma
2021-04-17 8:14 ` Leon Romanovsky
2021-04-17 18:39 ` Devesh Sharma
2021-04-18 4:18 ` Leon Romanovsky
2021-04-19 17:38 ` Jason Gunthorpe
2021-04-19 19:04 ` Devesh Sharma
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