All of lore.kernel.org
 help / color / mirror / Atom feed
From: "Steve Wise" <swise-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
To: 'Leon Romanovsky' <leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: 'Shiraz Saleem'
	<shiraz.saleem-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	'Doug Ledford' <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	'Mustafa Ismail'
	<mustafa.ismail-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	'Faisal Latif'
	<faisal.latif-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	'Leon Romanovsky'
	<leonro-Nfu5REtnQAJWk0Htik3J/w@public.gmane.org>
Subject: RE: [PATCH rdma-next] Revert "IB/core: Add flow control to the portmapper netlink calls"
Date: Wed, 31 May 2017 13:34:09 -0500	[thread overview]
Message-ID: <03f901d2da3c$7e0f23a0$7a2d6ae0$@opengridcomputing.com> (raw)
In-Reply-To: <20170531182050.GL5406-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>

> > Hey Leon,
> >
> > I would hate to introduce an iwarp regression vs solving your issue w/o
> > reverting.  If I recall, the flow control is need so as to not drop messages
> > flowing from the kernel to the iwpmd.  I'm not sure how that could be fixed
in
> > the user daemon?
> 
> Assume that netlink is unreliable and set socket timeout.
> 
> Thanks

It seems that netlink is becoming more and more a message API between kernel and
user.  Wouldn't everyone benefit from make it reliable?  And I think we can
certainly provide blocking/reliable mode as an option to be used only by those
subsystems that require it.  

Steve

--
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:[~2017-05-31 18:34 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-05-29  8:24 [PATCH rdma-next] Revert "IB/core: Add flow control to the portmapper netlink calls" Leon Romanovsky
     [not found] ` <20170529082423.1180-1-leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2017-05-30 21:24   ` Shiraz Saleem
     [not found]     ` <20170530212431.GA21008-GOXS9JX10wfOxmVO0tvppfooFf0ArEBIu+b9c/7xato@public.gmane.org>
2017-05-31  4:04       ` Leon Romanovsky
     [not found]         ` <20170531040437.GE5406-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2017-05-31 17:42           ` Shiraz Saleem
     [not found]             ` <20170531174245.GA16304-GOXS9JX10wfOxmVO0tvppfooFf0ArEBIu+b9c/7xato@public.gmane.org>
2017-05-31 17:46               ` Steve Wise
2017-05-31 18:20                 ` Leon Romanovsky
     [not found]                   ` <20170531182050.GL5406-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2017-05-31 18:34                     ` Steve Wise [this message]
2017-05-31 20:06                       ` Bart Van Assche
2017-05-31 20:10               ` Bart Van Assche
     [not found]                 ` <1496261429.2608.15.camel-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2017-06-02 16:28                   ` Shiraz Saleem
     [not found]                     ` <20170602162849.GA28660-GOXS9JX10wfOxmVO0tvppfooFf0ArEBIu+b9c/7xato@public.gmane.org>
2017-06-03 13:02                       ` Bart Van Assche
2017-06-04  5:36                       ` Leon Romanovsky
     [not found]                         ` <20170604053635.GD6868-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2017-06-05  2:23                           ` Chien Tin Tung
     [not found]                             ` <20170605022313.GB18172-TZeIlv3TuzOfrEmaQUPKxl95YUYmaKo1UNDiOz3kqAs@public.gmane.org>
2017-06-05  4:00                               ` Leon Romanovsky
     [not found]                                 ` <20170605040030.GG6868-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2017-06-05  4:20                                   ` Chien Tin Tung
     [not found]                                     ` <20170605042007.GA19068-TZeIlv3TuzOfrEmaQUPKxl95YUYmaKo1UNDiOz3kqAs@public.gmane.org>
2017-06-05  4:50                                       ` Chien Tin Tung
     [not found]                                         ` <20170605045043.GA17148-TZeIlv3TuzOfrEmaQUPKxl95YUYmaKo1UNDiOz3kqAs@public.gmane.org>
2017-06-05  6:03                                           ` Leon Romanovsky
     [not found]                                             ` <20170605060318.GH6868-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2017-06-05 15:08                                               ` Doug Ledford
     [not found]                                                 ` <1496675296.7171.179.camel-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2017-06-06 18:17                                                   ` Chien Tin Tung
2017-06-05 14:30                               ` Doug Ledford
2017-06-05 14:29                           ` Doug Ledford
2017-06-05 14:27                       ` Doug Ledford
2017-06-01  4:10               ` Leon Romanovsky
     [not found]                 ` <20170601041022.GM5406-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2017-06-02 16:21                   ` Chien Tin Tung
     [not found]                     ` <20170602162103.GA12468-TZeIlv3TuzOfrEmaQUPKxl95YUYmaKo1UNDiOz3kqAs@public.gmane.org>
2017-06-04  5:31                       ` Leon Romanovsky
     [not found]                         ` <20170604053123.GC6868-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2017-06-05  2:21                           ` Chien Tin Tung
2017-06-05 14:55               ` Doug Ledford
     [not found]                 ` <1496674541.7171.168.camel-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2017-06-05 17:32                   ` Leon Romanovsky
  -- strict thread matches above, loose matches on Subject: below --
2017-05-29  8:26 Leon Romanovsky

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='03f901d2da3c$7e0f23a0$7a2d6ae0$@opengridcomputing.com' \
    --to=swise-7bpotxp6k4+p2yhjcf5u+vpxobypeauw@public.gmane.org \
    --cc=dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org \
    --cc=faisal.latif-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org \
    --cc=leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org \
    --cc=leonro-Nfu5REtnQAJWk0Htik3J/w@public.gmane.org \
    --cc=linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=mustafa.ismail-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org \
    --cc=shiraz.saleem-ral2JQCrhuEAvxtiuMwx3w@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.