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From: Thomas Graf <tgraf@suug.ch>
To: David Ahern <dsa@cumulusnetworks.com>
Cc: netdev@vger.kernel.org
Subject: Re: [PATCH net-next v2] net: Add table id from route lookup to route response
Date: Wed, 2 Sep 2015 22:23:14 +0200	[thread overview]
Message-ID: <20150902202314.GC25648@pox.localdomain> (raw)
In-Reply-To: <1441224980-6201-1-git-send-email-dsa@cumulusnetworks.com>

On 09/02/15 at 01:16pm, David Ahern wrote:
> IPv4 ABI has the table hardcoded as RT_TABLE_MAIN regardless of the table
> hit for the route lookup. Add the table using a new attribute,
> RTA_TABLE_LOOKUP, to maintain the ABI yet return the right table id.
> 
> Signed-off-by: David Ahern <dsa@cumulusnetworks.com>
> ---
> 
> Thomas: Something like this?
> 
> The current ABI is returning wrong data in some cases; that seems worse
> to me than breaking the ABI.

Another option is to introduce a new flag bundled with RTM_GETROUTE
which fixes RTM_GETROUTE altogether and makes it return the actual
route instead of a simulated cache entry.

  reply	other threads:[~2015-09-02 20:23 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-02 16:40 [PATCH net-next 1/3] net: Refactor rtable initialization David Ahern
2015-09-02 16:40 ` [PATCH net-next 2/3] net: Add FIB table id to rtable David Ahern
2015-09-02 16:40 ` [PATCH net-next 3/3] net: Add table id from route lookup to route response David Ahern
2015-09-02 18:43   ` Thomas Graf
2015-09-02 18:49     ` David Miller
2015-09-02 18:51       ` David Ahern
2015-09-02 19:08         ` Thomas Graf
2015-09-02 19:43           ` Andy Gospodarek
2015-09-02 20:18             ` Thomas Graf
2015-09-02 22:33             ` David Miller
2015-09-02 20:16           ` [PATCH net-next v2] " David Ahern
2015-09-02 20:23             ` Thomas Graf [this message]
2015-09-02 20:34               ` David Ahern
2015-09-02 20:41             ` Alexander Duyck
2015-09-02 20:47               ` David Ahern
2015-09-02 20:53             ` Stephen Hemminger

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