From: Jakub Kicinski <kuba@kernel.org>
To: Paolo Abeni <pabeni@redhat.com>
Cc: netdev@vger.kernel.org, Jiri Pirko <jiri@resnulli.us>,
Madhu Chittim <madhu.chittim@intel.com>,
Sridhar Samudrala <sridhar.samudrala@intel.com>,
Simon Horman <horms@kernel.org>,
John Fastabend <john.fastabend@gmail.com>,
Sunil Kovvuri Goutham <sgoutham@marvell.com>,
Jamal Hadi Salim <jhs@mojatatu.com>,
Donald Hunter <donald.hunter@gmail.com>,
anthony.l.nguyen@intel.com, przemyslaw.kitszel@intel.com,
intel-wired-lan@lists.osuosl.org, edumazet@google.com
Subject: Re: [PATCH v6 net-next 10/15] net-shapers: implement cap validation in the core
Date: Wed, 4 Sep 2024 18:56:06 -0700 [thread overview]
Message-ID: <20240904185606.366ef437@kernel.org> (raw)
In-Reply-To: <70576ddc8b7323192c452ee1c66e7a228f7d8b68.1725457317.git.pabeni@redhat.com>
On Wed, 4 Sep 2024 15:53:42 +0200 Paolo Abeni wrote:
> Use the device capabilities to reject invalid attribute values before
> pushing them to the H/W.
>
> Note that validating the metric explicitly avoids NL_SET_BAD_ATTR()
> usage, to provide unambiguous error messages to the user.
>
> Validating the nesting requires the knowledge of the new parent for
> the given shaper; as such is a chicken-egg problem: to validate the
> leaf nesting we need to know the node scope, to validate the node
> nesting we need to know the leafs parent scope.
>
> To break the circular dependency, place the leafs nesting validation
> after the parsing.
>
> Suggested-by: Jakub Kicinski <kuba@kernel.org>
> Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Reviewed-by: Jakub Kicinski <kuba@kernel.org>
next prev parent reply other threads:[~2024-09-05 1:56 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-04 13:53 [PATCH v6 net-next 00/15] net: introduce TX H/W shaping API Paolo Abeni
2024-09-04 13:53 ` [PATCH v6 net-next 01/15] genetlink: extend info user-storage to match NL cb ctx Paolo Abeni
2024-09-05 0:40 ` Jakub Kicinski
2024-09-04 13:53 ` [PATCH v6 net-next 02/15] netlink: spec: add shaper YAML spec Paolo Abeni
2024-09-05 1:03 ` Jakub Kicinski
2024-09-05 14:51 ` Paolo Abeni
2024-09-05 15:05 ` Jakub Kicinski
2024-09-05 16:17 ` Paolo Abeni
2024-09-06 0:38 ` Jakub Kicinski
2024-09-04 13:53 ` [PATCH v6 net-next 03/15] net-shapers: implement NL get operation Paolo Abeni
2024-09-05 1:11 ` Jakub Kicinski
2024-09-04 13:53 ` [PATCH v6 net-next 04/15] net-shapers: implement NL set and delete operations Paolo Abeni
2024-09-04 13:53 ` [PATCH v6 net-next 05/15] net-shapers: implement NL group operation Paolo Abeni
2024-09-04 13:53 ` [PATCH v6 net-next 06/15] net-shapers: implement delete support for NODE scope shaper Paolo Abeni
2024-09-04 13:53 ` [PATCH v6 net-next 07/15] net-shapers: implement shaper cleanup on queue deletion Paolo Abeni
2024-09-05 1:33 ` Jakub Kicinski
2024-09-05 18:02 ` Paolo Abeni
2024-09-06 1:25 ` Jakub Kicinski
2024-09-06 14:25 ` Paolo Abeni
2024-09-06 14:42 ` Jakub Kicinski
2024-09-06 14:49 ` Paolo Abeni
2024-09-06 14:56 ` Jakub Kicinski
2024-09-04 13:53 ` [PATCH v6 net-next 08/15] netlink: spec: add shaper introspection support Paolo Abeni
2024-09-04 13:53 ` [PATCH v6 net-next 09/15] net: shaper: implement " Paolo Abeni
2024-09-04 13:53 ` [PATCH v6 net-next 10/15] net-shapers: implement cap validation in the core Paolo Abeni
2024-09-05 1:56 ` Jakub Kicinski [this message]
2024-09-04 13:53 ` [PATCH v6 net-next 11/15] testing: net-drv: add basic shaper test Paolo Abeni
2024-09-04 13:53 ` [PATCH v6 net-next 12/15] virtchnl: support queue rate limit and quanta size configuration Paolo Abeni
2024-09-04 13:53 ` [PATCH v6 net-next 13/15] ice: Support VF " Paolo Abeni
2024-09-04 13:53 ` [PATCH v6 net-next 14/15] iavf: Add net_shaper_ops support Paolo Abeni
2024-09-05 1:58 ` Jakub Kicinski
2024-09-04 13:53 ` [PATCH v6 net-next 15/15] iavf: add support to exchange qos capabilities Paolo Abeni
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