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Mariusz Tkaczyk c8870379a2 md: Put the right device in md_seq_next
If there are multiple arrays in system and one mddevice is marked
with MD_DELETED and md_seq_next() is called in the middle of removal
then it _get()s proper device but it may _put() deleted one. As a result,
active counter may never be zeroed for mddevice and it cannot
be removed.

Put the device which has been _get with previous md_seq_next() call.

Cc: stable@vger.kernel.org
Fixes: 12a6caf273 ("md: only delete entries from all_mddevs when the disk is freed")
Reported-by: AceLan Kao <acelan@gmail.com>
Closes: https://bugzilla.kernel.org/show_bug.cgi?id=217798
Cc: Yu Kuai <yukuai3@huawei.com>
Signed-off-by: Mariusz Tkaczyk <mariusz.tkaczyk@linux.intel.com>
Signed-off-by: Song Liu <song@kernel.org>
Link: https://lore.kernel.org/r/20230914152416.10819-1-mariusz.tkaczyk@linux.intel.com
2023-09-14 10:13:11 -07:00
arch dma-maping updates for Linux 6.6 2023-08-29 20:32:10 -07:00
block block: fix pin count management when merging same-page segments 2023-09-06 07:32:27 -06:00
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crypto This update includes the following changes: 2023-08-29 11:23:29 -07:00
Documentation dma-maping updates for Linux 6.6 2023-08-29 20:32:10 -07:00
drivers md: Put the right device in md_seq_next 2023-09-14 10:13:11 -07:00
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CREDITS - Address -Wmissing-prototype warnings 2023-06-26 16:43:54 -07:00
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Makefile Rust changes for v6.6 2023-08-29 08:19:46 -07:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.