All of lore.kernel.org
 help / color / mirror / Atom feed
From: Jason Gunthorpe <jgg-uk2M96/98Pc@public.gmane.org>
To: "Liuyixian (Eason)" <liuyixian-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
Cc: leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
	dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
	linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH rdma-core 2/2] libhns: Support cq record doorbell
Date: Sat, 20 Jan 2018 09:46:25 -0700	[thread overview]
Message-ID: <20180120164625.GA14372@ziepe.ca> (raw)
In-Reply-To: <68e02f2a-0474-bc73-a784-fd52dbbde552-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>

On Sat, Jan 20, 2018 at 07:41:03PM +0800, Liuyixian (Eason) wrote:

> new userspace will still run correctly if the kernel is old. As new userspace use
> db_addr substitute operating register, it can run correctly only on new kernel
> (the patchset goes with this patchset submitted to for-next) and later kernel versions.
> I think it is reasonable for this case.

Still not OK, we expect the user space to work with old kernels too.

Jason
--
To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

  parent reply	other threads:[~2018-01-20 16:46 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-01-18  2:35 [PATCH rdma-core 0/2] Support rq and cq record doorbell Yixian Liu
     [not found] ` <1516242961-154453-1-git-send-email-liuyixian-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-01-18  2:36   ` [PATCH rdma-core 1/2] libhns: Support rq " Yixian Liu
2018-01-18  2:36   ` [PATCH rdma-core 2/2] libhns: Support cq " Yixian Liu
     [not found]     ` <1516242961-154453-3-git-send-email-liuyixian-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-01-18  4:37       ` Jason Gunthorpe
     [not found]         ` <20180118043717.GC8414-uk2M96/98Pc@public.gmane.org>
2018-01-18  7:25           ` Liuyixian (Eason)
     [not found]             ` <9e577314-4fcb-45de-6909-d5b3be570196-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-01-18 16:19               ` Jason Gunthorpe
     [not found]                 ` <20180118161949.GA18973-uk2M96/98Pc@public.gmane.org>
2018-01-19 11:04                   ` Liuyixian (Eason)
     [not found]                     ` <a33a1337-665f-4cd4-5b39-b12d9f03af72-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-01-19 20:00                       ` Jason Gunthorpe
     [not found]                         ` <20180119200029.GD3437-uk2M96/98Pc@public.gmane.org>
2018-01-20 11:41                           ` Liuyixian (Eason)
     [not found]                             ` <68e02f2a-0474-bc73-a784-fd52dbbde552-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-01-20 16:46                               ` Jason Gunthorpe [this message]
     [not found]                                 ` <20180120164625.GA14372-uk2M96/98Pc@public.gmane.org>
2018-01-23 12:51                                   ` Liuyixian (Eason)
     [not found]                                     ` <124fa0b2-ac35-a103-205b-252fddea2665-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-01-23 15:04                                       ` Jason Gunthorpe
     [not found]                                         ` <20180123150421.GA30670-uk2M96/98Pc@public.gmane.org>
2018-01-24 10:35                                           ` Liuyixian (Eason)
     [not found]                                             ` <91b5f324-cfaf-e778-2d6c-46000267f2cb-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-01-24 11:51                                               ` Leon Romanovsky
     [not found]                                                 ` <20180124115141.GG1393-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2018-01-24 16:30                                                   ` Jason Gunthorpe
     [not found]                                                     ` <20180124163056.GC16845-uk2M96/98Pc@public.gmane.org>
2018-01-25 13:16                                                       ` Liuyixian (Eason)
2018-01-21  6:57                               ` Leon Romanovsky
     [not found]                                 ` <20180121065727.GF1393-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2018-01-22 14:01                                   ` Liuyixian (Eason)
     [not found]                                     ` <1d95b4da-1cb8-e1ef-9c0e-4ac70a848d38-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-01-22 15:13                                       ` Leon Romanovsky
     [not found]                                         ` <20180122151307.GK1393-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2018-01-23 12:38                                           ` Liuyixian (Eason)

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20180120164625.GA14372@ziepe.ca \
    --to=jgg-uk2m96/98pc@public.gmane.org \
    --cc=dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org \
    --cc=leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org \
    --cc=linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=liuyixian-hv44wF8Li93QT0dZR+AlfA@public.gmane.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.