[PATCH 0/2] block: avoid to drop & re-add partitions if partitions aren't changed · Ming Lei <hidden> · 2021-02-05
[PATCH 1/2] block: move partitions check code into single helper · Ming Lei <hidden> · 2021-02-05
[PATCH 2/2] block: avoid to drop & re-add partitions if partitions aren't changed · Ming Lei <hidden> · 2021-02-05
Re: [PATCH 2/2] block: avoid to drop & re-add partitions if partitions aren't changed · Christoph Hellwig <hch@lst.de> · 2021-02-05
Re: [PATCH 2/2] block: avoid to drop & re-add partitions if partitions aren't changed · Ming Lei <hidden> · 2021-02-05
Re: [PATCH 0/2] block: avoid to drop & re-add partitions if partitions aren't changed · Ming Lei <hidden> · 2021-02-15
Re: [PATCH 0/2] block: avoid to drop & re-add partitions if partitions aren't changed · Christoph Hellwig <hch@lst.de> · 2021-02-16
Re: [PATCH 0/2] block: avoid to drop & re-add partitions if partitions aren't changed · Ming Lei <hidden> · 2021-02-17
Re: [PATCH 0/2] block: avoid to drop & re-add partitions if partitions aren't changed · Christoph Hellwig <hch@lst.de> · 2021-02-17
Re: [PATCH 0/2] block: avoid to drop & re-add partitions if partitions aren't changed · Ming Lei <hidden> · 2021-02-18

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

From: Christoph Hellwig <hch@lst.de>
Date: 2021-02-05 07:15:23
Also in: lkml

On Fri, Feb 05, 2021 at 10:17:08AM +0800, Ming Lei wrote:

block ioctl(BLKRRPART) always drops current partitions and adds
partitions again, even though there isn't any change in partitions table.

ioctl(BLKRRPART) may be called by systemd-udevd and some disk utilities
frequently.

Err, why?  We should probably fix udev to not do stupid things first.

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