md: implement ->set_read_only to hook into BLKROSET processing

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Implement the ->set_read_only method instead of parsing the actual
ioctl command.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Song Liu <song@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Christoph Hellwig 2020-11-03 11:00:13 +01:00 • committed by Jens Axboe

parent 34919e3ba2

commit 118cf084ad

1 changed files with 31 additions and 31 deletions

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drivers/md/md.c

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