Re: [PATCH v3 8/9] loop: Rework lo_ioctl() __user argument casting

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To: Martijn Coenen <maco@xxxxxxxxxxx>
Subject: Re: [PATCH v3 8/9] loop: Rework lo_ioctl() __user argument casting
From: Christoph Hellwig <hch@xxxxxx>
Date: Mon, 27 Apr 2020 16:57:45 +0200
Cc: axboe@xxxxxxxxx, hch@xxxxxx, ming.lei@xxxxxxxxxx, narayan@xxxxxxxxxx, zezeozue@xxxxxxxxxx, kernel-team@xxxxxxxxxxx, linux-block@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, maco@xxxxxxxxxx, bvanassche@xxxxxxx, Chaitanya.Kulkarni@xxxxxxx, jaegeuk@xxxxxxxxxx
In-reply-to: <20200427074222.65369-9-maco@android.com>
References: <20200427074222.65369-1-maco@android.com> <20200427074222.65369-9-maco@android.com>
User-agent: Mutt/1.5.17 (2007-11-01)

On Mon, Apr 27, 2020 at 09:42:21AM +0200, Martijn Coenen wrote:
> In preparation for a new ioctl that needs to copy_from_user(); makes the
> code easier to read as well.
> 
> Signed-off-by: Martijn Coenen <maco@xxxxxxxxxxx>

Looks good,

Reviewed-by: Christoph Hellwig <hch@xxxxxx>

References:
- [PATCH v3 0/9] Add a new LOOP_SET_FD_AND_STATUS ioctl
  - From: Martijn Coenen
- [PATCH v3 8/9] loop: Rework lo_ioctl() __user argument casting
  - From: Martijn Coenen

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