md: factor out a mddev_find_locked helper from mddev_find

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commit 8b57251f9a upstream.

Factor out a self-contained helper to just lookup a mddev by the dev_t
"unit".

Cc: stable@vger.kernel.org
Reviewed-by: Heming Zhao <heming.zhao@suse.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Song Liu <song@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Christoph Hellwig 2021-04-03 18:15:28 +02:00 • committed by Greg Kroah-Hartman

parent 07e7374085

commit cdcfa77a33

1 changed files with 19 additions and 13 deletions

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drivers/md/md.c

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