netdev - Re: linux-next: manual merge of the rdma tree with the net-next tree

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Date:	Fri, 28 Aug 2015 08:35:15 +0200
From:	Jiri Pirko <jiri@...nulli.us>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
Cc:	Doug Ledford <dledford@...hat.com>,
	David Miller <davem@...emloft.net>, netdev@...r.kernel.org,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Matan Barak <matanb@...lanox.com>,
	Jiri Pirko <jiri@...lanox.com>
Subject: Re: linux-next: manual merge of the rdma tree with the net-next tree

Fri, Aug 28, 2015 at 03:26:50AM CEST, sfr@...b.auug.org.au wrote:
>Hi Doug,
>
>Today's linux-next merge of the rdma tree got a conflict in:
>
>  net/core/dev.c
>
>between commit:
>
>  0e4ead9d7b36 ("net: introduce change upper device notifier change info")
>
>from the net-next tree and commit:
>
>  133b5b93c734 ("net: Add info for NETDEV_CHANGEUPPER event")
>
>from the rdma tree.
>
>They are doing very similar things, but not identical.
>
>I fixed it up (see bottom of email and the below extra patch) and can
>carry the fix as necessary (no action is required unless something more
>correct is supplied, of course).
>
>From: Stephen Rothwell <sfr@...b.auug.org.au>
>Date: Fri, 28 Aug 2015 11:14:38 +1000
>Subject: [PATCH] net: merge change upper notifier changes
>
>Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
>---

<snip>

>diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
>index 0aa7d19ac85e..4ce420487d07 100644
>--- a/include/linux/netdevice.h
>+++ b/include/linux/netdevice.h
>@@ -2115,13 +2115,22 @@ struct netdev_notifier_change_info {
> 	unsigned int flags_changed;
> };
> 
>+enum netdev_changeupper_event {
>+	NETDEV_CHANGEUPPER_LINK,
>+	NETDEV_CHANGEUPPER_UNLINK,
>+};
>+

I have this handled by "bool linking". So this is not needed.


> struct netdev_notifier_changeupper_info {
> 	struct netdev_notifier_info info; /* must be first */
>+	enum netdev_changeupper_event event;

	^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^



Other than this, looks good. Thanks

> 	struct net_device *upper_dev; /* new upper dev */
> 	bool master; /* is upper dev master */
> 	bool linking; /* is the nofication for link or unlink */
> };
> 
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