From: Jiri Pirko <jiri@resnulli.us>
To: Jakub Kicinski <jakub.kicinski@netronome.com>
Cc: netdev@vger.kernel.org, davem@davemloft.net, idosch@mellanox.com,
dsahern@gmail.com, tariqt@mellanox.com, saeedm@mellanox.com,
kuznet@ms2.inr.ac.ru, yoshfuji@linux-ipv6.org, shuah@kernel.org,
mlxsw@mellanox.com
Subject: Re: [patch net-next v3 11/15] netdevsim: implement proper devlink reload
Date: Fri, 4 Oct 2019 22:49:44 +0200 [thread overview]
Message-ID: <20191004204944.GC2247@nanopsycho> (raw)
In-Reply-To: <20191004104217.23ec4a0d@cakuba.hsd1.ca.comcast.net>
Fri, Oct 04, 2019 at 07:42:17PM CEST, jakub.kicinski@netronome.com wrote:
>On Fri, 4 Oct 2019 08:19:14 +0200, Jiri Pirko wrote:
>> >> @@ -84,20 +82,10 @@ int nsim_fib_set_max(struct nsim_fib_data *fib_data,
>> >> entry = &fib_data->ipv6.rules;
>> >> break;
>> >> default:
>> >> - return 0;
>> >> - }
>> >> -
>> >> - /* not allowing a new max to be less than curren occupancy
>> >> - * --> no means of evicting entries
>> >> - */
>> >> - if (val < entry->num) {
>> >> - NL_SET_ERR_MSG_MOD(extack, "New size is less than current occupancy");
>> >> - err = -EINVAL;
>> >
>> >This change in behaviour should perhaps be mentioned in the commit
>> >message. The reload will no longer fail if the resources are
>> >insufficient.
>>
>> Reload is going to fail if the resources are insufficient. I have a
>> selftest for that, please see the last patch.
>
>Oh, because re-registering the fib notifier itself will fail?
Yep.
>All good then, thanks.
>
>> >Since we want to test reload more widely than just for the FIB limits
>> >that does make sense to me. Is that the thinking?
next prev parent reply other threads:[~2019-10-04 20:49 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-03 9:49 [patch net-next v3 00/15] devlink: allow devlink instances to change network namespace Jiri Pirko
2019-10-03 9:49 ` [patch net-next v3 01/15] netdevsim: change fib accounting and limitations to be per-device Jiri Pirko
2019-10-03 23:03 ` Jakub Kicinski
2019-10-03 9:49 ` [patch net-next v3 02/15] net: fib_notifier: make FIB notifier per-netns Jiri Pirko
2019-10-03 9:49 ` [patch net-next v3 03/15] net: fib_notifier: propagate possible error during fib notifier registration Jiri Pirko
2019-10-03 9:49 ` [patch net-next v3 04/15] mlxsw: spectrum_router: Don't rely on missing extack to symbolize dump Jiri Pirko
2019-10-03 9:49 ` [patch net-next v3 05/15] net: fib_notifier: propagate extack down to the notifier block callback Jiri Pirko
2019-10-03 9:49 ` [patch net-next v3 06/15] net: devlink: export devlink net getter Jiri Pirko
2019-10-03 9:49 ` [patch net-next v3 07/15] mlxsw: spectrum: Take devlink net instead of init_net Jiri Pirko
2019-10-03 9:49 ` [patch net-next v3 08/15] mlxsw: Register port netdevices into net of core Jiri Pirko
2019-10-03 9:49 ` [patch net-next v3 09/15] mlxsw: Propagate extack down to register_fib_notifier() Jiri Pirko
2019-10-03 9:49 ` [patch net-next v3 10/15] netdevsim: add all ports in nsim_dev_create() and del them in destroy() Jiri Pirko
2019-10-03 23:07 ` Jakub Kicinski
2019-10-03 9:49 ` [patch net-next v3 11/15] netdevsim: implement proper devlink reload Jiri Pirko
2019-10-03 23:17 ` Jakub Kicinski
2019-10-04 6:19 ` Jiri Pirko
2019-10-04 17:42 ` Jakub Kicinski
2019-10-04 20:49 ` Jiri Pirko [this message]
2019-10-03 9:49 ` [patch net-next v3 12/15] netdevsim: register port netdevices into net of device Jiri Pirko
2019-10-03 23:21 ` Jakub Kicinski
2019-10-04 6:20 ` Jiri Pirko
2019-10-03 9:49 ` [patch net-next v3 13/15] netdevsim: take devlink net instead of init_net Jiri Pirko
2019-10-03 23:21 ` Jakub Kicinski
2019-10-03 9:49 ` [patch net-next v3 14/15] net: devlink: allow to change namespaces during reload Jiri Pirko
2019-10-03 23:23 ` Jakub Kicinski
2019-10-03 9:49 ` [patch net-next v3 15/15] selftests: netdevsim: add tests for devlink reload with resources Jiri Pirko
2019-10-03 9:51 ` [patch iproute2-next v3 1/2] devlink: introduce cmdline option to switch to a different namespace Jiri Pirko
2019-10-07 22:01 ` David Ahern
2019-10-03 9:51 ` [patch iproute2-next v3 2/2] devlink: extend reload command to add support for network namespace change Jiri Pirko
2019-10-04 18:11 ` [patch net-next v3 00/15] devlink: allow devlink instances to change network namespace David Miller
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