linux-kernel - Re: [PATCH] block: Move checking GENHD_FL_NO_PART to bdev_add

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Date: Fri, 19 Jan 2024 09:27:34 +0800
From: Yu Kuai <yukuai1@...weicloud.com>
To: Jens Axboe <axboe@...nel.dk>, Li Lingfeng <lilingfeng@...weicloud.com>,
 allison.karlitskaya@...hat.com, hch@...radead.org, yukuai1@...weicloud.com
Cc: linux-kernel@...r.kernel.org, linux-block@...r.kernel.org,
 houtao1@...wei.com, yi.zhang@...wei.com, yangerkun@...wei.com,
 "yukuai (C)" <yukuai3@...wei.com>
Subject: Re: [PATCH] block: Move checking GENHD_FL_NO_PART to
 bdev_add_partition()

Hi,

在 2024/01/18 23:20, Jens Axboe 写道:
> On 1/18/24 6:04 AM, Li Lingfeng wrote:
>> From: Li Lingfeng <lilingfeng3@...wei.com>
>>
>> Commit 1a721de8489f ("block: don't add or resize partition on the disk
>> with GENHD_FL_NO_PART") prevented all operations about partitions on disks
>> with GENHD_FL_NO_PART in blkpg_do_ioctl() since they are meaningless.
>> However, it changed error code in some scenarios. So move checking
>> GENHD_FL_NO_PART to bdev_add_partition() to eliminate impact.
> 
> This looks fine, but it's identical to the one sent out by Yu two days
> ago. Hmm? Who's the proper author?

Lingfeng is my collegue and I told him that he should send a fix for his
formal patch. Sorry for the confusion :)

Reviewed-by: Yu Kuai <yukuai3@...wei.com>

> 
> Adding Yu.
>