netdev - Re: [PATCH net-next] ipmr, ip6mr: add RTNH_F_UNRESOLVED flag to unresolved cache entries

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Date:   Tue, 03 Jan 2017 10:04:45 -0500 (EST)
From:   David Miller <davem@...emloft.net>
To:     nikolay@...ulusnetworks.com
Cc:     netdev@...r.kernel.org, roopa@...ulusnetworks.com
Subject: Re: [PATCH net-next] ipmr, ip6mr: add RTNH_F_UNRESOLVED flag to
 unresolved cache entries

From: Nikolay Aleksandrov <nikolay@...ulusnetworks.com>
Date: Tue,  3 Jan 2017 12:13:39 +0100

> While working with ipmr, we noticed that it is impossible to determine
> if an entry is actually unresolved or its IIF interface has disappeared
> (e.g. virtual interface got deleted). These entries look almost
> identical to user-space when dumping or receiving notifications. So in
> order to recognize them add a new RTNH_F_UNRESOLVED flag which is set when
> sending an unresolved cache entry to user-space.
> 
> Suggested-by: Roopa Prabhu <roopa@...ulusnetworks.com>
> Signed-off-by: Nikolay Aleksandrov <nikolay@...ulusnetworks.com>

This looks fine, applied, thanks.