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From: Donald Hunter <donald.hunter@gmail.com>
To: Arkadiusz Kubalewski <arkadiusz.kubalewski@intel.com>
Cc: kuba@kernel.org,  netdev@vger.kernel.org,  davem@davemloft.net,
	pabeni@redhat.com,  edumazet@google.com,
	 simon.horman@corigine.com
Subject: Re: [PATCH net-next v5 1/2] tools: ynl-gen: fix enum index in _decode_enum(..)
Date: Tue, 25 Jul 2023 13:53:52 +0100	[thread overview]
Message-ID: <m24jlsywwv.fsf@gmail.com> (raw)
In-Reply-To: <20230725101642.267248-2-arkadiusz.kubalewski@intel.com> (Arkadiusz Kubalewski's message of "Tue, 25 Jul 2023 12:16:41 +0200")

Arkadiusz Kubalewski <arkadiusz.kubalewski@intel.com> writes:

> Remove wrong index adjustment, which is leftover from adding
> support for sparse enums.
> enum.entries_by_val() function shall not subtract the start-value, as
> it is indexed with real enum value.
>
> Fixes: c311aaa74ca1 ("tools: ynl: fix enum-as-flags in the generic CLI")
> Signed-off-by: Arkadiusz Kubalewski <arkadiusz.kubalewski@intel.com>
> ---
>  tools/net/ynl/lib/ynl.py | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/tools/net/ynl/lib/ynl.py b/tools/net/ynl/lib/ynl.py
> index 1b3a36fbb1c3..027b1c0aecb4 100644
> --- a/tools/net/ynl/lib/ynl.py
> +++ b/tools/net/ynl/lib/ynl.py
> @@ -420,8 +420,8 @@ class YnlFamily(SpecFamily):
>      def _decode_enum(self, rsp, attr_spec):
>          raw = rsp[attr_spec['name']]
>          enum = self.consts[attr_spec['enum']]
> -        i = attr_spec.get('value-start', 0)
>          if 'enum-as-flags' in attr_spec and attr_spec['enum-as-flags']:
> +            i = 0
>              value = set()
>              while raw:
>                  if raw & 1:
> @@ -429,7 +429,7 @@ class YnlFamily(SpecFamily):
>                  raw >>= 1
>                  i += 1
>          else:
> -            value = enum.entries_by_val[raw - i].name
> +            value = enum.entries_by_val[raw].name
>          rsp[attr_spec['name']] = value
>  
>      def _decode_binary(self, attr, attr_spec):

Reviewed-by: Donald Hunter <donald.hunter@gmail.com>

  reply	other threads:[~2023-07-25 12:56 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-25 10:16 [PATCH net-next v4 0/2] tools: ynl-gen: fix parse multi-attr enum attribute Arkadiusz Kubalewski
2023-07-25 10:16 ` [PATCH net-next v5 1/2] tools: ynl-gen: fix enum index in _decode_enum(..) Arkadiusz Kubalewski
2023-07-25 12:53   ` Donald Hunter [this message]
2023-07-25 10:16 ` [PATCH net-next v5 2/2] tools: ynl-gen: fix parse multi-attr enum attribute Arkadiusz Kubalewski
2023-07-25 12:56   ` Donald Hunter
2023-07-26  3:13 ` [PATCH net-next v4 0/2] " Jakub Kicinski
2023-07-26 21:00 ` patchwork-bot+netdevbpf

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