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From: Ido Schimmel <idosch@mellanox.com>
To: David Ahern <dsahern@gmail.com>
Cc: Jiri Pirko <jiri@resnulli.us>,
	netdev@vger.kernel.org, davem@davemloft.net, mlxsw@mellanox.com,
	roopa@cumulusnetworks.com, nikolay@cumulusnetworks.com,
	kafai@fb.com, hannes@stressinduktion.org,
	yoshfuji@linux-ipv6.org, edumazet@google.com,
	yanhaishuang@cmss.chinamobile.com
Subject: Re: [patch net-next 01/17] net: core: Make the FIB notification chain generic
Date: Wed, 19 Jul 2017 17:35:27 +0300	[thread overview]
Message-ID: <20170719143527.GA11503@splinter> (raw)
In-Reply-To: <50e59e23-cc6e-2e75-ddb8-9b8b5afc847d@gmail.com>

On Wed, Jul 19, 2017 at 08:11:56AM -0600, David Ahern wrote:
> On 7/19/17 1:02 AM, Jiri Pirko wrote:
> > +struct fib_notifier_ops *
> > +fib_notifier_ops_register(const struct fib_notifier_ops *tmpl, struct net *net)
> > +{
> > +	struct fib_notifier_ops *ops;
> > +	int err;
> > +
> > +	ops = kmemdup(tmpl, sizeof(*ops), GFP_KERNEL);
> 
> why allocate memory to copy the ops?

It contains a list pointer that I use to list all the registered
families in each net namespace. Same pattern used in FIB rules.

  reply	other threads:[~2017-07-19 14:35 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-19  7:02 [patch net-next 00/17] mlxsw: Support for IPv6 UC router Jiri Pirko
2017-07-19  7:02 ` [patch net-next 01/17] net: core: Make the FIB notification chain generic Jiri Pirko
2017-07-19 14:11   ` David Ahern
2017-07-19 14:35     ` Ido Schimmel [this message]
2017-07-19  7:02 ` [patch net-next 02/17] mlxsw: spectrum_router: Ignore address families other than IPv4 Jiri Pirko
2017-07-19  7:02 ` [patch net-next 03/17] rocker: " Jiri Pirko
2017-07-19  7:02 ` [patch net-next 04/17] net: fib_rules: Implement notification logic in core Jiri Pirko
2017-07-19  7:02 ` [patch net-next 05/17] ipv6: fib_rules: Check if rule is a default rule Jiri Pirko
2017-07-19  7:02 ` [patch net-next 06/17] ipv6: fib: Add FIB notifiers callbacks Jiri Pirko
2017-07-19  7:02 ` [patch net-next 07/17] ipv6: fib: Add in-kernel notifications for route add / delete Jiri Pirko
2017-07-19 15:38   ` David Ahern
2017-07-19 15:53     ` Ido Schimmel
2017-07-19  7:02 ` [patch net-next 08/17] ipv6: fib_rules: Dump rules during registration to FIB chain Jiri Pirko
2017-07-19  7:02 ` [patch net-next 09/17] ipv6: fib: Dump tables " Jiri Pirko
2017-07-19  7:02 ` [patch net-next 10/17] ipv6: fib: Add offload indication to routes Jiri Pirko
2017-07-19 15:27   ` David Ahern
2017-07-19 15:49     ` Ido Schimmel
2017-07-19 15:53       ` David Ahern
2017-07-19 16:19         ` Ido Schimmel
2017-07-19  7:02 ` [patch net-next 11/17] ipv6: fib: Allow non-FIB users to take reference on route Jiri Pirko
2017-07-19 15:49   ` David Ahern
2017-07-19 16:17     ` Ido Schimmel
2017-07-19 16:29       ` David Ahern
2017-07-19  7:02 ` [patch net-next 12/17] mlxsw: spectrum_router: Demultiplex FIB event based on family Jiri Pirko
2017-07-19  7:02 ` [patch net-next 13/17] mlxsw: spectrum_router: Sanitize IPv6 FIB rules Jiri Pirko
2017-07-19  7:02 ` [patch net-next 14/17] mlxsw: spectrum_router: Add support for IPv6 routes addition / deletion Jiri Pirko
2017-07-19 16:14   ` David Ahern
2017-07-19 16:30     ` Ido Schimmel
2017-07-19 16:36       ` David Ahern
2017-07-19 16:43         ` Ido Schimmel
2017-07-19  7:02 ` [patch net-next 15/17] mlxsw: spectrum_router: Add support for route replace Jiri Pirko
2017-07-19  7:02 ` [patch net-next 16/17] mlxsw: spectrum_router: Abort on source-specific routes Jiri Pirko
2017-07-19 16:16   ` David Ahern
2017-07-19 16:36     ` Ido Schimmel
2017-07-19  7:02 ` [patch net-next 17/17] mlxsw: spectrum_router: Don't ignore IPv6 notifications Jiri Pirko

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