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From: Jakub Kicinski <kuba@kernel.org>
To: Moshe Shemesh <moshe@nvidia.com>
Cc: Moshe Shemesh <moshe@mellanox.com>,
	"David S. Miller" <davem@davemloft.net>,
	Jiri Pirko <jiri@mellanox.com>, <netdev@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net-next RFC v4 01/15] devlink: Add reload action option to devlink reload command
Date: Tue, 15 Sep 2020 09:00:13 -0700	[thread overview]
Message-ID: <20200915090013.141163e8@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> (raw)
In-Reply-To: <777fd1b8-1262-160e-a711-31e5f6e2c37c@nvidia.com>

On Tue, 15 Sep 2020 15:56:48 +0300 Moshe Shemesh wrote:
> On 9/15/2020 12:33 AM, Jakub Kicinski wrote:
> >> +     if (err)
> >> +             return err;
> >> +
> >> +     WARN_ON(!actions_performed);
> >> +     msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
> >> +     if (!msg)
> >> +             return -ENOMEM;
> >> +
> >> +     err = devlink_nl_reload_actions_performed_fill(msg, devlink, actions_performed,
> >> +                                                    DEVLINK_CMD_RELOAD, info->snd_portid,
> >> +                                                    info->snd_seq, 0);
> >> +     if (err) {
> >> +             nlmsg_free(msg);
> >> +             return err;
> >> +     }
> >> +
> >> +     return genlmsg_reply(msg, info);  
> > I think generating the reply may break existing users. Only generate
> > the reply if request contained DEVLINK_ATTR_RELOAD_ACTION (or any other
> > new attribute which existing users can't pass).  
> 
> OK, I can do that. But I update stats and generate devlink notification 
> anyway, that should fine, right ?

Yes, that should be fine.


  parent reply	other threads:[~2020-09-15 22:40 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-14  6:07 [PATCH net-next RFC v4 00/15] Add devlink reload action and Moshe Shemesh
2020-09-14  6:07 ` [PATCH net-next RFC v4 01/15] devlink: Add reload action option to devlink reload command Moshe Shemesh
2020-09-14  7:08   ` Vasundhara Volam
2020-09-14  9:32     ` Jiri Pirko
2020-09-14  9:54       ` Vasundhara Volam
2020-09-14 11:28         ` Jiri Pirko
2020-09-14 21:31           ` Jakub Kicinski
2020-09-14 22:06             ` Michael Chan
2020-09-15  6:18               ` Jiri Pirko
2020-09-14 12:27   ` Jiri Pirko
2020-09-15 12:12     ` Moshe Shemesh
2020-09-15 13:26       ` Jiri Pirko
2020-09-15 20:06         ` Moshe Shemesh
2020-09-14 21:33   ` Jakub Kicinski
2020-09-15 12:56     ` Moshe Shemesh
2020-09-15 13:26       ` Jiri Pirko
2020-09-15 16:00       ` Jakub Kicinski [this message]
2020-09-14  6:07 ` [PATCH net-next RFC v4 02/15] devlink: Add reload action limit level Moshe Shemesh
2020-09-14 13:10   ` Jiri Pirko
2020-09-15 12:15     ` Moshe Shemesh
2020-09-14  6:07 ` [PATCH net-next RFC v4 03/15] devlink: Add reload action stats Moshe Shemesh
2020-09-14 13:39   ` Jiri Pirko
2020-09-15 12:30     ` Moshe Shemesh
2020-09-15 13:33       ` Jiri Pirko
2020-09-15 20:20         ` Moshe Shemesh
2020-09-16  6:07           ` Jiri Pirko
2020-09-14  6:07 ` [PATCH net-next RFC v4 04/15] devlink: Add reload actions stats to dev get Moshe Shemesh
2020-09-14 13:45   ` Jiri Pirko
2020-09-15  6:45     ` Ido Schimmel
2020-09-15  7:44       ` Jiri Pirko
2020-09-15 12:31         ` Moshe Shemesh
2020-09-15 13:34           ` Jiri Pirko
2020-09-15 20:33             ` Moshe Shemesh
2020-09-18 16:13               ` Moshe Shemesh
2020-09-21 10:33                 ` Jiri Pirko
2020-09-14  6:07 ` [PATCH net-next RFC v4 05/15] net/mlx5: Add functions to set/query MFRL register Moshe Shemesh
2020-09-14  6:07 ` [PATCH net-next RFC v4 06/15] net/mlx5: Set cap for pci sync for fw update event Moshe Shemesh
2020-09-14  6:07 ` [PATCH net-next RFC v4 07/15] net/mlx5: Handle sync reset request event Moshe Shemesh
2020-09-14  6:07 ` [PATCH net-next RFC v4 08/15] net/mlx5: Handle sync reset now event Moshe Shemesh
2020-09-14  6:07 ` [PATCH net-next RFC v4 09/15] net/mlx5: Handle sync reset abort event Moshe Shemesh
2020-09-14  6:07 ` [PATCH net-next RFC v4 10/15] net/mlx5: Add support for devlink reload action fw activate Moshe Shemesh
2020-09-14 13:52   ` Jiri Pirko
2020-09-15 12:38     ` Moshe Shemesh
2020-09-14 13:54   ` Jiri Pirko
2020-09-15 12:44     ` Moshe Shemesh
2020-09-15 13:37       ` Jiri Pirko
2020-09-15 20:28         ` Moshe Shemesh
2020-09-16  6:08           ` Jiri Pirko
2020-09-14  6:07 ` [PATCH net-next RFC v4 11/15] devlink: Add enable_remote_dev_reset generic parameter Moshe Shemesh
2020-09-14 14:12   ` Jiri Pirko
2020-09-14  6:07 ` [PATCH net-next RFC v4 12/15] net/mlx5: Add devlink param enable_remote_dev_reset support Moshe Shemesh
2020-09-14  6:08 ` [PATCH net-next RFC v4 13/15] net/mlx5: Add support for fw live patch event Moshe Shemesh
2020-09-14  6:08 ` [PATCH net-next RFC v4 14/15] net/mlx5: Add support for devlink reload action limit level no reset Moshe Shemesh
2020-09-14  6:08 ` [PATCH net-next RFC v4 15/15] devlink: Add Documentation/networking/devlink/devlink-reload.rst Moshe Shemesh
2020-09-14 11:43   ` Jiri Pirko
2020-09-15 16:04   ` Jakub Kicinski
2020-09-15 19:59     ` Moshe Shemesh

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