All of lore.kernel.org
 help / color / mirror / Atom feed
From: Ben Hutchings <bhutchings@solarflare.com>
To: Jay Vosburgh <fubar@us.ibm.com>
Cc: David Miller <davem@davemloft.net>,
	netdev@vger.kernel.org, linux-net-drivers@solarflare.com
Subject: Re: [PATCH net-2.6 2/3] bonding: Change active slave quietly when bond is down
Date: Mon, 13 Dec 2010 21:06:15 +0000	[thread overview]
Message-ID: <1292274375.9860.19.camel@bwh-desktop> (raw)
In-Reply-To: <32030.1292272904@death>

On Mon, 2010-12-13 at 12:41 -0800, Jay Vosburgh wrote:
> Ben Hutchings <bhutchings@solarflare.com> wrote:
> 
> >bond_change_active_slave() may be called when a slave is added, even
> >if the bond has not been brought up yet.  It may then attempt to send
> >packets, and further it may use mcast_work which is uninitialised
> >before the bond is brought up.  Add the necessary checks for
> >netif_running(bond->dev).
> 
> 	I wondered if it would be better to instead arrange for
> bond_change_active_slave (and bond_select_active_slave, which calls it)
> to not be called when the bond is down, but that would require quite a
> bit of change to bond_enslave and bond_open.
[...]

Yes, it did seem to me that it would be better to defer all these
actions until bond_open, but I thought that would be too risky at this
stage in the release cycle.  Please do clean this up further in
net-next-2.6.

Ben.

-- 
Ben Hutchings, Senior Software Engineer, Solarflare Communications
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.


  reply	other threads:[~2010-12-13 21:06 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-12-13 18:16 [PATCH net-next-2.6 0/3] bonding fixes Ben Hutchings
2010-12-13 18:18 ` Ben Hutchings
2010-12-16 20:42   ` David Miller
2010-12-13 18:19 ` [PATCH net-2.6 1/3] bonding/vlan: Remove redundant VLAN tag insertion logic Ben Hutchings
2010-12-13 19:58   ` Jay Vosburgh
2010-12-13 22:08     ` Jesse Gross
2010-12-13 18:19 ` [PATCH net-2.6 2/3] bonding: Change active slave quietly when bond is down Ben Hutchings
2010-12-13 20:41   ` Jay Vosburgh
2010-12-13 21:06     ` Ben Hutchings [this message]
2010-12-21  2:46   ` Flavio Leitner
2010-12-13 18:20 ` [PATCH net-2.6 3/3] bonding/vlan: Fix mangled NAs on slaves without VLAN tag insertion Ben Hutchings
2010-12-13 20:43   ` Jay Vosburgh
2010-12-13 22:20   ` Jesse Gross

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=1292274375.9860.19.camel@bwh-desktop \
    --to=bhutchings@solarflare.com \
    --cc=davem@davemloft.net \
    --cc=fubar@us.ibm.com \
    --cc=linux-net-drivers@solarflare.com \
    --cc=netdev@vger.kernel.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.