linux-kernel - Re: [PATCH] net/9p/trans_virtio.c: add a terminal char for mount tag

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Date:   Thu, 2 Aug 2018 09:18:09 +0800
From:   piaojun <piaojun@...wei.com>
To:     Dominique Martinet <asmadeus@...ewreck.org>,
        Greg Kurz <groug@...d.org>
CC:     "akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
        "Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>,
        <v9fs-developer@...ts.sourceforge.net>
Subject: Re: [PATCH] net/9p/trans_virtio.c: add a terminal char for mount tag

Hi Dominique and Greg,

Thanks for your reviewing, and I will try to simplify other related code
according your suggestions in patch v2.

Thanks,
Jun

On 2018/8/1 20:09, Dominique Martinet wrote:
> Greg Kurz wrote on Wed, Aug 01, 2018:
>> So this patch basically turns chan->tag into a nul terminated string,
>> which is indeed more convenient and robust. Maybe you can update the
>> rest of the code accordingly and drop chan->tag_len then ?
> 
> If we can use that to simplify some other part of the code, that's
> certainly more appealing to me :)
> 
> 
>> FWIW, 9P strings received from the client are also converted to
>> nul terminated strings:
> 
> Oh, good to know; I guess that makes sense when these strings come and
> go from/to other components of the kernel that likely expect that.
>