netdev - Re: [RFC] netlink: send exterr cookie on success

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Message-ID: <20170408112844.3aa4d448@griffin>
Date:   Sat, 8 Apr 2017 11:28:43 -0400
From:   Jiri Benc <jbenc@...hat.com>
To:     Johannes Berg <johannes@...solutions.net>
Cc:     linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        pablo@...filter.org, Jamal Hadi Salim <jhs@...atatu.com>,
        Johannes Berg <johannes.berg@...el.com>
Subject: Re: [RFC] netlink: send exterr cookie on success

On Fri,  7 Apr 2017 21:44:02 +0200, Johannes Berg wrote:
> @@ -67,6 +67,8 @@ struct netlink_ext_err {
>  	u32 ext_code;
>  	u32 msg_offset;
>  	u16 attr;
> +	const u8 *cookie;
> +	u8 cookie_len;
>  };

Perhaps the structure should be named just "netlink_ext" or so? It
seems it'll pick up some non-error related usage, such as the cookies
here or, in the future, flags indicating how the message should be
parsed.

Thanks,

 Jiri