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From: Marc Kleine-Budde <mkl@pengutronix.de>
To: Oliver Hartkopp <socketcan@hartkopp.net>
Cc: Oleksij Rempel <o.rempel@pengutronix.de>,
	Wolfgang Grandegger <wg@grandegger.com>,
	Devid Antonio Filoni <devid.filoni@egluetechnologies.com>,
	kernel@pengutronix.de, linux-can@vger.kernel.org,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	David Jander <david@protonic.nl>
Subject: Re: [PATCH 1/1] can: skb: add and set local_origin flag
Date: Wed, 11 May 2022 15:24:21 +0200	[thread overview]
Message-ID: <20220511132421.7o5a3po32l3w2wcr@pengutronix.de> (raw)
In-Reply-To: <b631b022-72d5-9160-fd13-f33c80dbbe59@hartkopp.net>

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On 11.05.2022 14:38:32, Oliver Hartkopp wrote:
> IMO this patch does not work as intended.
> 
> You probably need to revisit every place where can_skb_reserve() is used,
> e.g. in raw_sendmsg().

And the loopback for devices that don't support IFF_ECHO:

| https://elixir.bootlin.com/linux/latest/source/net/can/af_can.c#L257

Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
Embedded Linux                   | https://www.pengutronix.de  |
Vertretung West/Dortmund         | Phone: +49-231-2826-924     |
Amtsgericht Hildesheim, HRA 2686 | Fax:   +49-5121-206917-5555 |

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  parent reply	other threads:[~2022-05-11 13:24 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-11 12:19 [PATCH 1/1] can: skb: add and set local_origin flag Oleksij Rempel
2022-05-11 12:38 ` Oliver Hartkopp
2022-05-11 12:53   ` Oleksij Rempel
2022-05-11 13:05   ` Marc Kleine-Budde
2022-05-11 13:24     ` Oliver Hartkopp
2022-05-11 13:55       ` Marc Kleine-Budde
2022-05-11 13:24   ` Marc Kleine-Budde [this message]
2022-05-11 14:36     ` Marc Kleine-Budde
2022-05-11 14:50       ` Oliver Hartkopp
2022-05-11 14:54         ` Marc Kleine-Budde
2022-05-11 14:57           ` Oliver Hartkopp
2022-05-12  6:23             ` Oliver Hartkopp
2022-05-12  7:58               ` Marc Kleine-Budde
2022-05-14  3:43       ` Vincent Mailhol

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