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

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

To: Ming Lei <ming.lei@xxxxxxxxxx>
Subject: Re: [PATCH 0/2] block: avoid to drop & re-add partitions if partitions aren't changed
From: Christoph Hellwig <hch@xxxxxx>
Date: Wed, 17 Feb 2021 08:16:29 +0100
Cc: Christoph Hellwig <hch@xxxxxx>, Jens Axboe <axboe@xxxxxxxxx>, linux-block@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, "Ewan D . Milne" <emilne@xxxxxxxxxx>
In-reply-to: <20210217030714.GB259250@T590>
References: <20210205021708.1498711-1-ming.lei@redhat.com> <20210215040341.GA257964@T590> <20210216084430.GA23694@lst.de> <20210217030714.GB259250@T590>
User-agent: Mutt/1.5.17 (2007-11-01)

On Wed, Feb 17, 2021 at 11:07:14AM +0800, Ming Lei wrote:
> Do you think it is correct for ioctl(BLKRRPART) to always drop/re-add
> partition device node?

Yes, that is what it is designed to do.  The only reason to call this
ioctl is when userspace software has written new partition table
information to the disk.

Follow-Ups:
- Re: [PATCH 0/2] block: avoid to drop & re-add partitions if partitions aren't changed
  - From: Ming Lei

References:
- [PATCH 0/2] block: avoid to drop & re-add partitions if partitions aren't changed
  - From: Ming Lei
- Re: [PATCH 0/2] block: avoid to drop & re-add partitions if partitions aren't changed
  - From: Ming Lei
- Re: [PATCH 0/2] block: avoid to drop & re-add partitions if partitions aren't changed
  - From: Christoph Hellwig
- Re: [PATCH 0/2] block: avoid to drop & re-add partitions if partitions aren't changed
  - From: Ming Lei

Prev by Date: Re: [PATCH 0/2] block: avoid to drop & re-add partitions if partitions aren't changed
Next by Date: Re: [PATCH v3 00/11] dm: support IO polling
Previous by thread: Re: [PATCH 0/2] block: avoid to drop & re-add partitions if partitions aren't changed
Next by thread: Re: [PATCH 0/2] block: avoid to drop & re-add partitions if partitions aren't changed
Index(es):
- Date
- Thread

[Index of Archives] [Linux RAID] [Linux SCSI] [Linux ATA RAID] [IDE] [Linux Wireless] [Linux Kernel] [ATH6KL] [Linux Bluetooth] [Linux Netdev] [Kernel Newbies] [Security] [Git] [Netfilter] [Bugtraq] [Yosemite News] [MIPS Linux] [ARM Linux] [Linux Security] [Device Mapper]