linux-kernel - Re: [PATCH 0/2] block: avoid to drop & re-add partitions if partitions aren't changed

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Message-ID: <20210215040341.GA257964@T590>
Date:   Mon, 15 Feb 2021 12:03:41 +0800
From:   Ming Lei <ming.lei@...hat.com>
To:     Jens Axboe <axboe@...nel.dk>
Cc:     Christoph Hellwig <hch@....de>, linux-block@...r.kernel.org,
        linux-kernel@...r.kernel.org, "Ewan D . Milne" <emilne@...hat.com>
Subject: Re: [PATCH 0/2] block: avoid to drop & re-add partitions if
 partitions aren't changed

On Fri, Feb 05, 2021 at 10:17:06AM +0800, Ming Lei wrote:
> Hi Guys,
> 
> The two patches changes block ioctl(BLKRRPART) for avoiding drop &
> re-add partitions if partitions state isn't changed. The current
> behavior confuses userspace because partitions can disappear anytime
> when ioctl(BLKRRPART).
> 
> Ming Lei (2):
>   block: move partitions check code into single helper
>   block: avoid to drop & re-add partitions if partitions aren't changed
> 
>  block/genhd.c            |   2 +
>  block/partitions/check.h |   2 +
>  block/partitions/core.c  | 101 ++++++++++++++++++++++++++++++++-------
>  fs/block_dev.c           |  28 +++++++++--
>  include/linux/genhd.h    |   4 ++
>  5 files changed, 118 insertions(+), 19 deletions(-)
> 
> Cc: Ewan D. Milne <emilne@...hat.com>
> -- 
> 2.29.2
> 

Hello,

Ping...

-- 
Ming