linux-kernel - Re:Re: [PATCH] drivers/nvme/host: Use kobj_to

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Message-ID: <ABYAKQDNDmr9B7YYOVwFFKqU.3.1624078894067.Hmail.zhouchuangao@vivo.com>
Date:   Sat, 19 Jun 2021 13:01:34 +0800 (GMT+08:00)
From:   周传高 <zhouchuangao@...o.com>
To:     Christoph Hellwig <hch@....de>
Cc:     Keith Busch <kbusch@...nel.org>, Jens Axboe <axboe@...com>,
        Christoph Hellwig <hch@....de>,
        Sagi Grimberg <sagi@...mberg.me>,
        linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re:Re: [PATCH] drivers/nvme/host: Use kobj_to_dev() API


>On Fri, Jun 18, 2021 at 07:10:58AM -0700, zhouchuangao wrote:
>> Use kobj_to_dev() API instead of container_of().
>
>Why?  That just makes the code harder to read.

In my opinion, the kobj_to_dev() interface is provided by the kernel so that
we can get device based on kobj without having to pass more parameters.
I think it's easier to use.

Thansk,
zhouchaungao