From: Jinpu Wang <jinpu.wang@cloud.ionos.com>
To: Bart Van Assche <bvanassche@acm.org>
Cc: 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>,
Leon Romanovsky <leon@kernel.org>,
Doug Ledford <dledford@redhat.com>,
Jason Gunthorpe <jgg@ziepe.ca>,
Danil Kipnis <danil.kipnis@cloud.ionos.com>,
Roman Penyaev <rpenyaev@suse.de>,
Pankaj Gupta <pankaj.gupta@cloud.ionos.com>
Subject: Re: [PATCH v11 18/26] block/rnbd: client: main functionality
Date: Tue, 31 Mar 2020 16:20:32 +0200 [thread overview]
Message-ID: <CAMGffEkeVHm57DgTD_tXQNjuNx152PmGLum-cNS1X6x=5eysGg@mail.gmail.com> (raw)
In-Reply-To: <a02887c4-2e54-3b55-612a-29721b44eb7b@acm.org>
On Tue, Mar 31, 2020 at 4:13 PM Bart Van Assche <bvanassche@acm.org> wrote:
>
> On 3/31/20 2:25 AM, Jinpu Wang wrote:
> > On Sat, Mar 28, 2020 at 5:59 AM Bart Van Assche <bvanassche@acm.org> wrote:
> >>
> >> On 2020-03-20 05:16, Jack Wang wrote:
> >>> + /*
> >>> + * Nothing was found, establish rtrs connection and proceed further.
> >>> + */
> >>> + sess->rtrs = rtrs_clt_open(&rtrs_ops, sessname,
> >>> + paths, path_cnt, RTRS_PORT,
> >>> + sizeof(struct rnbd_iu),
> >>> + RECONNECT_DELAY, BMAX_SEGMENTS,
> >>> + MAX_RECONNECTS);
> >>
> >> Is the server port number perhaps hardcoded in the above code?
> >
> > Yes, we should have introduced a module parameter for rnbd-clt too, so
> > if admin changes port_nr, it's possible to change it also on rnbd-clt.
>
> What if someone decides to use different port numbers for different rnbd
> servers? Shouldn't the port number be configurable per connection
> instead of making it a kernel module parameter? How about extracting the
> destination port number from the address string like srp_parse_in() does?
Probably we should do both, the per connection destination setting can
over right the module parameter if both exist.
>
> Thanks,
>
> Bart.
Thanks Bart!
next prev parent reply other threads:[~2020-03-31 14:20 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-20 12:16 [PATCH v11 00/26] RTRS (former IBTRS) RDMA Transport Library and RNBD (former IBNBD) RDMA Network Block Device Jack Wang
2020-03-20 12:16 ` [PATCH v11 01/26] sysfs: export sysfs_remove_file_self() Jack Wang
2020-03-20 12:16 ` [PATCH v11 02/26] RDMA/rtrs: public interface header to establish RDMA connections Jack Wang
2020-03-20 12:16 ` [PATCH v11 03/26] RDMA/rtrs: private headers with rtrs protocol structs and helpers Jack Wang
2020-03-20 12:16 ` [PATCH v11 04/26] RDMA/rtrs: core: lib functions shared between client and server modules Jack Wang
2020-03-28 4:26 ` Bart Van Assche
2020-03-30 10:34 ` Jinpu Wang
2020-03-30 22:25 ` Bart Van Assche
2020-03-31 7:11 ` Jinpu Wang
2020-03-20 12:16 ` [PATCH v11 05/26] RDMA/rtrs: client: private header with client structs and functions Jack Wang
2020-03-20 12:16 ` [PATCH v11 06/26] RDMA/rtrs: client: main functionality Jack Wang
2020-03-20 12:16 ` [PATCH v11 07/26] RDMA/rtrs: client: statistics functions Jack Wang
2020-03-20 12:16 ` [PATCH v11 08/26] RDMA/rtrs: client: sysfs interface functions Jack Wang
2020-03-30 22:28 ` Bart Van Assche
2020-03-31 7:20 ` Jinpu Wang
2020-03-20 12:16 ` [PATCH v11 09/26] RDMA/rtrs: server: private header with server structs and functions Jack Wang
2020-03-20 12:16 ` [PATCH v11 10/26] RDMA/rtrs: server: main functionality Jack Wang
2020-03-20 12:16 ` [PATCH v11 11/26] RDMA/rtrs: server: statistics functions Jack Wang
2020-03-20 12:16 ` [PATCH v11 12/26] RDMA/rtrs: server: sysfs interface functions Jack Wang
2020-03-30 22:29 ` Bart Van Assche
2020-03-31 7:13 ` Jinpu Wang
2020-03-20 12:16 ` [PATCH v11 13/26] RDMA/rtrs: include client and server modules into kernel compilation Jack Wang
2020-03-20 12:16 ` [PATCH v11 14/26] RDMA/rtrs: a bit of documentation Jack Wang
2020-03-20 12:16 ` [PATCH v11 15/26] block: reexport bio_map_kern Jack Wang
2020-03-28 3:58 ` Bart Van Assche
2020-03-28 8:29 ` Christoph Hellwig
2020-03-28 16:16 ` Bart Van Assche
2020-03-29 15:05 ` Christoph Hellwig
2020-03-29 18:08 ` Chaitanya Kulkarni
2020-03-30 6:28 ` hch
2020-03-30 10:44 ` Jinpu Wang
2020-03-30 18:57 ` Chaitanya Kulkarni
2020-03-20 12:16 ` [PATCH v11 16/26] block/rnbd: private headers with rnbd protocol structs and helpers Jack Wang
2020-03-28 4:58 ` Bart Van Assche
2020-03-31 7:32 ` Jinpu Wang
2020-03-20 12:16 ` [PATCH v11 17/26] block/rnbd: client: private header with client structs and functions Jack Wang
2020-03-28 4:26 ` Bart Van Assche
2020-03-31 9:08 ` Jinpu Wang
2020-03-20 12:16 ` [PATCH v11 18/26] block/rnbd: client: main functionality Jack Wang
2020-03-28 4:45 ` Bart Van Assche
2020-03-31 9:23 ` Jinpu Wang
2020-04-02 16:27 ` Jinpu Wang
2020-03-28 4:59 ` Bart Van Assche
2020-03-31 9:25 ` Jinpu Wang
2020-03-31 14:12 ` Bart Van Assche
2020-03-31 14:20 ` Jinpu Wang [this message]
2020-03-20 12:16 ` [PATCH v11 19/26] block/rnbd: client: sysfs interface functions Jack Wang
2020-03-28 4:59 ` Bart Van Assche
2020-03-31 9:26 ` Jinpu Wang
2020-03-20 12:16 ` [PATCH v11 20/26] block/rnbd: server: private header with server structs and functions Jack Wang
2020-03-20 12:16 ` [PATCH v11 21/26] block/rnbd: server: main functionality Jack Wang
2020-03-28 17:40 ` Bart Van Assche
2020-03-31 9:29 ` Jinpu Wang
2020-03-31 15:32 ` Jinpu Wang
2020-03-20 12:16 ` [PATCH v11 22/26] block/rnbd: server: functionality for IO submission to file or block dev Jack Wang
2020-03-28 18:39 ` Bart Van Assche
2020-03-31 10:06 ` Jinpu Wang
2020-03-20 12:16 ` [PATCH v11 23/26] block/rnbd: server: sysfs interface functions Jack Wang
2020-03-28 19:31 ` Bart Van Assche
2020-03-28 23:06 ` Jason Gunthorpe
2020-03-30 13:14 ` Danil Kipnis
2020-03-20 12:16 ` [PATCH v11 24/26] block/rnbd: include client and server modules into kernel compilation Jack Wang
2020-03-28 19:34 ` Bart Van Assche
2020-03-31 7:23 ` Jinpu Wang
2020-03-20 12:16 ` [PATCH v11 25/26] block/rnbd: a bit of documentation Jack Wang
2020-03-28 19:40 ` Bart Van Assche
2020-03-30 10:17 ` Danil Kipnis
2020-03-20 12:16 ` [PATCH v11 26/26] MAINTAINERS: Add maintainers for RNBD/RTRS modules Jack Wang
2020-03-28 19:40 ` Bart Van Assche
2020-03-30 10:12 ` Danil Kipnis
2020-03-26 17:38 ` [PATCH v11 00/26] RTRS (former IBTRS) RDMA Transport Library and RNBD (former IBNBD) RDMA Network Block Device Jinpu Wang
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