All of lore.kernel.org
 help / color / mirror / Atom feed
From: Petr Machata <petrm@nvidia.com>
To: <Daniel.Machon@microchip.com>
Cc: <petrm@nvidia.com>, <netdev@vger.kernel.org>,
	<davem@davemloft.net>, <edumazet@google.com>, <kuba@kernel.org>,
	<pabeni@redhat.com>, <Lars.Povlsen@microchip.com>,
	<Steen.Hegelund@microchip.com>, <UNGLinuxDriver@microchip.com>,
	<joe@perches.com>, <error27@gmail.com>,
	<Horatiu.Vultur@microchip.com>, <Julia.Lawall@inria.fr>,
	<vladimir.oltean@nxp.com>, <maxime.chevallier@bootlin.com>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net-next v2 2/6] net: dcb: add new common function for set/del of app/rewr entries
Date: Wed, 18 Jan 2023 16:42:16 +0100	[thread overview]
Message-ID: <87zgaf9708.fsf@nvidia.com> (raw)
In-Reply-To: <Y8f6dqXGo8ikcQsx@DEN-LT-70577>


<Daniel.Machon@microchip.com> writes:

>  > Petr Machata <petrm@nvidia.com> writes:
>> 
>> > Daniel Machon <daniel.machon@microchip.com> writes:
>> >
>> >> In preparation for DCB rewrite. Add a new function for setting and
>> >> deleting both app and rewrite entries. Moving this into a separate
>> >> function reduces duplicate code, as both type of entries requires the
>> >> same set of checks. The function will now iterate through a configurable
>> >> nested attribute (app or rewrite attr), validate each attribute and call
>> >> the appropriate set- or delete function.
>> >>
>> >> Note that this function always checks for nla_len(attr_itr) <
>> >> sizeof(struct dcb_app), which was only done in dcbnl_ieee_set and not in
>> >> dcbnl_ieee_del prior to this patch. This means, that any userspace tool
>> >> that used to shove in data < sizeof(struct dcb_app) would now receive
>> >> -ERANGE.
>> >>
>> >> Signed-off-by: Daniel Machon <daniel.machon@microchip.com>
>> >
>> > Reviewed-by: Petr Machata <petrm@nvidia.com>
>> 
>> ... though, now that I found some issues in 3/6, if you would somehow
>> reformat the ?: expression that's now awkwardly split to two unaligned
>> lines, that would placate my OCD:
>> 
>> +               err = dcbnl_app_table_setdel(ieee[DCB_ATTR_IEEE_APP_TABLE],
>> +                                            netdev, ops->ieee_setapp ?:
>> +                                            dcb_ieee_setapp);
>
> Putting the expression on the same line will violate the 80 char limit.
> Does splitting it like that hurt anything - other than your OCD :-P At
> least checkpatch didn't complain.

Yeah, don't worry about it.

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

WARNING: multiple messages have this Message-ID (diff)
From: Petr Machata <petrm@nvidia.com>
To: <Daniel.Machon@microchip.com>
Cc: <petrm@nvidia.com>, <netdev@vger.kernel.org>,
	<davem@davemloft.net>, <edumazet@google.com>, <kuba@kernel.org>,
	<pabeni@redhat.com>, <Lars.Povlsen@microchip.com>,
	<Steen.Hegelund@microchip.com>, <UNGLinuxDriver@microchip.com>,
	<joe@perches.com>, <error27@gmail.com>,
	<Horatiu.Vultur@microchip.com>, <Julia.Lawall@inria.fr>,
	<vladimir.oltean@nxp.com>, <maxime.chevallier@bootlin.com>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net-next v2 2/6] net: dcb: add new common function for set/del of app/rewr entries
Date: Wed, 18 Jan 2023 16:42:16 +0100	[thread overview]
Message-ID: <87zgaf9708.fsf@nvidia.com> (raw)
In-Reply-To: <Y8f6dqXGo8ikcQsx@DEN-LT-70577>


<Daniel.Machon@microchip.com> writes:

>  > Petr Machata <petrm@nvidia.com> writes:
>> 
>> > Daniel Machon <daniel.machon@microchip.com> writes:
>> >
>> >> In preparation for DCB rewrite. Add a new function for setting and
>> >> deleting both app and rewrite entries. Moving this into a separate
>> >> function reduces duplicate code, as both type of entries requires the
>> >> same set of checks. The function will now iterate through a configurable
>> >> nested attribute (app or rewrite attr), validate each attribute and call
>> >> the appropriate set- or delete function.
>> >>
>> >> Note that this function always checks for nla_len(attr_itr) <
>> >> sizeof(struct dcb_app), which was only done in dcbnl_ieee_set and not in
>> >> dcbnl_ieee_del prior to this patch. This means, that any userspace tool
>> >> that used to shove in data < sizeof(struct dcb_app) would now receive
>> >> -ERANGE.
>> >>
>> >> Signed-off-by: Daniel Machon <daniel.machon@microchip.com>
>> >
>> > Reviewed-by: Petr Machata <petrm@nvidia.com>
>> 
>> ... though, now that I found some issues in 3/6, if you would somehow
>> reformat the ?: expression that's now awkwardly split to two unaligned
>> lines, that would placate my OCD:
>> 
>> +               err = dcbnl_app_table_setdel(ieee[DCB_ATTR_IEEE_APP_TABLE],
>> +                                            netdev, ops->ieee_setapp ?:
>> +                                            dcb_ieee_setapp);
>
> Putting the expression on the same line will violate the 80 char limit.
> Does splitting it like that hurt anything - other than your OCD :-P At
> least checkpatch didn't complain.

Yeah, don't worry about it.

  reply	other threads:[~2023-01-18 15:53 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-16 14:48 [PATCH net-next v2 0/6] Introduce new DCB rewrite table Daniel Machon
2023-01-16 14:48 ` Daniel Machon
2023-01-16 14:48 ` [PATCH net-next v2 1/6] net: dcb: modify dcb_app_add to take list_head ptr as parameter Daniel Machon
2023-01-16 14:48   ` Daniel Machon
2023-01-18 11:02   ` Petr Machata
2023-01-18 11:02     ` Petr Machata
2023-01-16 14:48 ` [PATCH net-next v2 2/6] net: dcb: add new common function for set/del of app/rewr entries Daniel Machon
2023-01-16 14:48   ` Daniel Machon
2023-01-18 10:26   ` Petr Machata
2023-01-18 10:26     ` Petr Machata
2023-01-18 11:03     ` Petr Machata
2023-01-18 11:03       ` Petr Machata
2023-01-18 13:56       ` Daniel.Machon
2023-01-18 13:56         ` Daniel.Machon
2023-01-18 15:42         ` Petr Machata [this message]
2023-01-18 15:42           ` Petr Machata
2023-01-16 14:48 ` [PATCH net-next v2 3/6] net: dcb: add new rewrite table Daniel Machon
2023-01-16 14:48   ` Daniel Machon
2023-01-18 10:54   ` Petr Machata
2023-01-18 10:54     ` Petr Machata
2023-01-18 13:47     ` Daniel.Machon
2023-01-18 13:47       ` Daniel.Machon
2023-01-18 15:20       ` Petr Machata
2023-01-18 15:20         ` Petr Machata
2023-01-18 15:07     ` Dan Carpenter
2023-01-18 15:07       ` Dan Carpenter
2023-01-18 15:11       ` Dan Carpenter
2023-01-18 15:11         ` Dan Carpenter
2023-01-19  9:38       ` Petr Machata
2023-01-19  9:38         ` Petr Machata
2023-01-16 14:48 ` [PATCH net-next v2 4/6] net: dcb: add helper functions to retrieve PCP and DSCP rewrite maps Daniel Machon
2023-01-16 14:48   ` Daniel Machon
2023-01-18 11:01   ` Petr Machata
2023-01-18 11:01     ` Petr Machata
2023-01-16 14:48 ` [PATCH net-next v2 5/6] net: microchip: sparx5: add support for PCP rewrite Daniel Machon
2023-01-16 14:48   ` Daniel Machon
2023-01-16 14:48 ` [PATCH net-next v2 6/6] net: microchip: sparx5: add support for DSCP rewrite Daniel Machon
2023-01-16 14:48   ` Daniel Machon
2023-01-18 11:00 ` [PATCH net-next v2 0/6] Introduce new DCB rewrite table Simon Horman
2023-01-18 11:00   ` Simon Horman

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=87zgaf9708.fsf@nvidia.com \
    --to=petrm@nvidia.com \
    --cc=Daniel.Machon@microchip.com \
    --cc=Horatiu.Vultur@microchip.com \
    --cc=Julia.Lawall@inria.fr \
    --cc=Lars.Povlsen@microchip.com \
    --cc=Steen.Hegelund@microchip.com \
    --cc=UNGLinuxDriver@microchip.com \
    --cc=davem@davemloft.net \
    --cc=edumazet@google.com \
    --cc=error27@gmail.com \
    --cc=joe@perches.com \
    --cc=kuba@kernel.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=maxime.chevallier@bootlin.com \
    --cc=netdev@vger.kernel.org \
    --cc=pabeni@redhat.com \
    --cc=vladimir.oltean@nxp.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.