All of lore.kernel.org
 help / color / mirror / Atom feed
From: Jason Gunthorpe <jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
To: Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: Paolo Abeni <pabeni-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Sean Hefty <sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	Hal Rosenstock
	<hal.rosenstock-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] IB/ipoib: move back the IB LL address into the hard header
Date: Tue, 11 Oct 2016 12:30:19 -0600	[thread overview]
Message-ID: <20161011183019.GC20253@obsidianresearch.com> (raw)
In-Reply-To: <073e0007-a43b-134d-ba7e-b290304be585-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>

On Tue, Oct 11, 2016 at 02:17:51PM -0400, Doug Ledford wrote:

> Well, not exactly.  Even if we put 65520 into the scripts, the kernel
> will silently drop it down to 65504.  It actually won't require anyone
> change anything, they just won't get the full value.  I experimented
> with this in the past for other reasons and an overly large MTU setting
> just resulted in the max MTU.  I don't know if that's changed, but if it
> still works that way, this is much less of an issue than it might
> otherwise be.

So it is just docs and relying on PMTU? That is not as bad..

Still would be nice to avoid if at all possible..

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:[~2016-10-11 18:30 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-10-11 17:15 [PATCH] IB/ipoib: move back the IB LL address into the hard header Paolo Abeni
     [not found] ` <1dbd83dfe7f435eecc5bc460e901b47758280f30.1476206016.git.pabeni-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-10-11 17:32   ` Jason Gunthorpe
2016-10-11 17:37     ` Paolo Abeni
     [not found]       ` <1476207452.448.2.camel-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-10-11 17:42         ` Jason Gunthorpe
     [not found]           ` <20161011174224.GA17319-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-10-11 17:52             ` Paolo Abeni
2016-10-11 17:41     ` Doug Ledford
2016-10-11 18:01       ` Jason Gunthorpe
2016-10-11 18:10         ` Paolo Abeni
     [not found]           ` <1476209407.448.9.camel-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-10-11 18:17             ` Doug Ledford
     [not found]               ` <073e0007-a43b-134d-ba7e-b290304be585-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-10-11 18:30                 ` Jason Gunthorpe [this message]
     [not found]                   ` <20161011183019.GC20253-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-10-11 18:50                     ` Doug Ledford
2016-10-12 18:21                       ` Doug Ledford
2016-10-11 18:27             ` Jason Gunthorpe
2016-10-13 14:24   ` David Miller
     [not found]     ` <20161013.102432.1450901395774429343.davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
2016-10-13 14:35       ` Doug Ledford
2016-10-13 14:43         ` [PATCH] IB/ipoib: move back the IB LL address into the hard header,Re: " David Miller
     [not found]           ` <20161013.104314.1842951254979604965.davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
2016-10-13 15:20             ` Doug Ledford
2016-10-13 15:57               ` [PATCH] IB/ipoib: move back the IB LL address into the hard header,Re: [PATCH] IB/ipoib: move back the IB LL address into the hard header,Re: " David Miller
2016-10-13 15:17     ` Paolo Abeni

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=20161011183019.GC20253@obsidianresearch.com \
    --to=jgunthorpe-epgobjl8dl3ta4ec/59zmfatqe2ktcn/@public.gmane.org \
    --cc=dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org \
    --cc=hal.rosenstock-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org \
    --cc=linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=pabeni-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org \
    --cc=sean.hefty-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.