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From: Christoph Hellwig <hch@lst.de>
To: He Zhe <zhe.he@windriver.com>
Cc: Christoph Hellwig <hch@lst.de>,
	jack@suse.cz, Jens Axboe <axboe@kernel.dk>,
	viro@zeniv.linux.org.uk, bvanassche@acm.org,
	keith.busch@intel.com, tglx@linutronix.de, mwilck@suse.com,
	yuyufen@huawei.com, linux-block@vger.kernel.org,
	linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: disk revalidation updates and OOM
Date: Tue, 10 Mar 2020 08:40:18 +0100	[thread overview]
Message-ID: <20200310074018.GB26381@lst.de> (raw)
In-Reply-To: <93b395e6-5c3f-0157-9572-af0f9094dbd7@windriver.com>

On Mon, Mar 02, 2020 at 11:55:44AM +0800, He Zhe wrote:
> Hi,
> 
> Since the following commit
> https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git/commit/?h=for-5.5/disk-revalidate&id=6917d0689993f46d97d40dd66c601d0fd5b1dbdd
> until now(v5.6-rc4),
> 
> If we start udisksd service of systemd(v244), systemd-udevd will scan /dev/hdc
> (the cdrom device created by default in qemu(v4.2.0)). systemd-udevd will
> endlessly run and cause OOM.
> 
> 
> 
> It works well by reverting the following series of commits.
> 
> 979c690d block: move clearing bd_invalidated into check_disk_size_change
> f0b870d block: remove (__)blkdev_reread_part as an exported API
> 142fe8f block: fix bdev_disk_changed for non-partitioned devices
> a1548b6 block: move rescan_partitions to fs/block_dev.c
> 6917d06 block: merge invalidate_partitions into rescan_partitions

So this is the exact requirement of commits to be reverted from a bisect
or just a first guess?

  parent reply	other threads:[~2020-03-10  7:40 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-02  3:55 He Zhe
2020-03-04 13:37 ` Jan Kara
2020-03-04 16:26   ` Christoph Hellwig
2020-03-07 14:29     ` Christoph Hellwig
2020-03-08 11:00       ` He Zhe
2020-03-10  7:40 ` Christoph Hellwig [this message]
2020-03-10 15:30   ` He Zhe
2020-03-10 16:26     ` Christoph Hellwig
2020-03-11  4:03       ` He Zhe
2020-03-11 15:54         ` Christoph Hellwig
2020-03-16 11:01           ` He Zhe
2020-03-16 11:37             ` Christoph Hellwig
2020-03-17  8:50               ` He Zhe
2020-03-17 12:42                 ` Christoph Hellwig
2020-03-18  6:33                   ` He Zhe
2020-03-11 10:29 ` Martin Wilck
2020-03-11 15:11   ` Martin Wilck
2020-03-16 11:02     ` He Zhe
2020-03-16 11:17       ` Martin Wilck
2020-03-17  8:51         ` He Zhe

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