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From: Leon Romanovsky <leon@kernel.org>
To: Jinpu Wang <jinpu.wang@cloud.ionos.com>
Cc: Jack Wang <jinpuwang@gmail.com>,
	linux-block@vger.kernel.org, linux-rdma@vger.kernel.org,
	Jens Axboe <axboe@kernel.dk>,
	Christoph Hellwig <hch@infradead.org>,
	Sagi Grimberg <sagi@grimberg.me>,
	Bart Van Assche <bvanassche@acm.org>,
	Doug Ledford <dledford@redhat.com>,
	Jason Gunthorpe <jgg@ziepe.ca>,
	Danil Kipnis <danil.kipnis@cloud.ionos.com>,
	Roman Penyaev <rpenyaev@suse.de>
Subject: Re: [PATCH v7 23/25] block/rnbd: include client and server modules into kernel compilation
Date: Thu, 16 Jan 2020 17:59:03 +0200
Message-ID: <20200116155903.GB18467@unreal> (raw)
In-Reply-To: <CAMGffEmaif+Gc-OT2Dmn+u06A3tryHA0bu52ekroHaixBFZKGg@mail.gmail.com>

On Thu, Jan 16, 2020 at 03:54:03PM +0100, Jinpu Wang wrote:
> > > +obj-$(CONFIG_BLK_DEV_RNBD_CLIENT) += rnbd-client.o
> > > +obj-$(CONFIG_BLK_DEV_RNBD_SERVER) += rnbd-server.o
> > > +
> > > +-include $(src)/compat/compat.mk
> >
> > What is it?
> >
> > Thanks
> quote from Roman
> "'
> Well, in our production we use same source code and in order not to spoil
> sources with 'ifdef' macros for different kernel versions we use compat
> layer, which obviously will never go upstream.  This line is the only
> clean way to keep sources always up-to-date with latest kernel and still
> be compatible with what we have on our servers in production.
>
> '-' prefix at the beginning of the line tells make to ignore it if
> file does not exist, so should not rise any error for compilation
> against latest kernel.
>
> Here is an example of the compat layer for RNBD block device:
> https://github.com/ionos-enterprise/ibnbd/tree/master/rnbd/compat
> "'
>
> We will remove it also the one in the makefile for rtrs if we need to
> send another round.

Yes, remove it please.

>
> Thanks

  reply index

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-16 12:58 [PATCH v7 00/25] RTRS (former IBTRS) RDMA Transport Library and RNBD (former IBNBD) RDMA Network Block Device Jack Wang
2020-01-16 12:58 ` [PATCH v7 01/25] sysfs: export sysfs_remove_file_self() Jack Wang
2020-01-16 12:58 ` [PATCH v7 02/25] RDMA/rtrs: public interface header to establish RDMA connections Jack Wang
2020-01-16 12:58 ` [PATCH v7 03/25] RDMA/rtrs: private headers with rtrs protocol structs and helpers Jack Wang
2020-01-16 12:58 ` [PATCH v7 04/25] RDMA/rtrs: core: lib functions shared between client and server modules Jack Wang
2020-01-19 14:48   ` Leon Romanovsky
2020-01-20 11:32     ` Jinpu Wang
2020-01-20 13:30       ` Leon Romanovsky
2020-01-20 14:08         ` Jinpu Wang
2020-01-16 12:58 ` [PATCH v7 05/25] RDMA/rtrs: client: private header with client structs and functions Jack Wang
2020-01-16 12:58 ` [PATCH v7 06/25] RDMA/rtrs: client: main functionality Jack Wang
2020-01-16 14:53   ` Leon Romanovsky
2020-01-16 15:43     ` Jinpu Wang
2020-01-16 15:53       ` Jason Gunthorpe
2020-01-16 16:48         ` Jinpu Wang
2020-01-16 15:58       ` Leon Romanovsky
2020-01-16 16:24         ` Jinpu Wang
2020-01-18 10:12           ` Leon Romanovsky
2020-01-20 11:24             ` Jinpu Wang
2020-01-16 12:58 ` [PATCH v7 07/25] RDMA/rtrs: client: statistics functions Jack Wang
2020-01-16 12:58 ` [PATCH v7 08/25] RDMA/rtrs: client: sysfs interface functions Jack Wang
2020-01-16 12:58 ` [PATCH v7 09/25] RDMA/rtrs: server: private header with server structs and functions Jack Wang
2020-01-16 12:59 ` [PATCH v7 10/25] RDMA/rtrs: server: main functionality Jack Wang
2020-01-16 12:59 ` [PATCH v7 11/25] RDMA/rtrs: server: statistics functions Jack Wang
2020-01-16 12:59 ` [PATCH v7 12/25] RDMA/rtrs: server: sysfs interface functions Jack Wang
2020-01-16 12:59 ` [PATCH v7 13/25] RDMA/rtrs: include client and server modules into kernel compilation Jack Wang
2020-01-16 12:59 ` [PATCH v7 14/25] RDMA/rtrs: a bit of documentation Jack Wang
2020-01-16 12:59 ` [PATCH v7 15/25] block/rnbd: private headers with rnbd protocol structs and helpers Jack Wang
2020-01-16 12:59 ` [PATCH v7 16/25] block/rnbd: client: private header with client structs and functions Jack Wang
2020-01-16 12:59 ` [PATCH v7 17/25] block/rnbd: client: main functionality Jack Wang
2020-01-20 13:48   ` Leon Romanovsky
2020-01-20 17:30     ` Jinpu Wang
2020-01-22 12:31       ` Leon Romanovsky
2020-01-22 12:52         ` Jinpu Wang
2020-01-22 11:22     ` Jinpu Wang
2020-01-22 12:25       ` Leon Romanovsky
2020-01-22 13:12         ` Jinpu Wang
2020-01-22 14:07           ` Leon Romanovsky
2020-01-22 14:18             ` Jinpu Wang
2020-01-16 12:59 ` [PATCH v7 18/25] block/rnbd: client: sysfs interface functions Jack Wang
2020-01-16 12:59 ` [PATCH v7 19/25] block/rnbd: server: private header with server structs and functions Jack Wang
2020-01-16 12:59 ` [PATCH v7 20/25] block/rnbd: server: main functionality Jack Wang
2020-01-16 12:59 ` [PATCH v7 21/25] block/rnbd: server: functionality for IO submission to file or block dev Jack Wang
2020-01-16 12:59 ` [PATCH v7 22/25] block/rnbd: server: sysfs interface functions Jack Wang
2020-01-16 12:59 ` [PATCH v7 23/25] block/rnbd: include client and server modules into kernel compilation Jack Wang
2020-01-16 14:40   ` Leon Romanovsky
2020-01-16 14:54     ` Jinpu Wang
2020-01-16 15:59       ` Leon Romanovsky [this message]
2020-01-16 16:53         ` Jinpu Wang
2020-01-16 12:59 ` [PATCH v7 24/25] block/rnbd: a bit of documentation Jack Wang
2020-01-16 12:59 ` [PATCH v7 25/25] MAINTAINERS: Add maintainers for RNBD/RTRS modules Jack Wang

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