netdev - Re: [PATCH net-next v2 04/10] ipv4: Notify route if replacing currently offloaded one

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Date:   Mon, 16 Dec 2019 09:34:35 -0700
From:   David Ahern <dsahern@...il.com>
To:     Ido Schimmel <idosch@...sch.org>, netdev@...r.kernel.org
Cc:     davem@...emloft.net, roopa@...ulusnetworks.com, jiri@...lanox.com,
        jakub.kicinski@...ronome.com, mlxsw@...lanox.com,
        Ido Schimmel <idosch@...lanox.com>
Subject: Re: [PATCH net-next v2 04/10] ipv4: Notify route if replacing
 currently offloaded one

On 12/14/19 8:53 AM, Ido Schimmel wrote:
> From: Ido Schimmel <idosch@...lanox.com>
> 
> When replacing a route, its replacement should only be notified in case
> the replaced route is of any interest to listeners. In other words, if
> the replaced route is currently used in the data path, which means it is
> the first route in the FIB alias list with the given {prefix, prefix
> length, table ID}.
> 
> v2:
> * Convert to use fib_find_alias() instead of fib_find_first_alias()
> 
> Signed-off-by: Ido Schimmel <idosch@...lanox.com>
> ---
>  net/ipv4/fib_trie.c | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 

Reviewed-by: David Ahern <dsahern@...il.com>