nbd: freeze the queue for queue limits updates

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nbd currently updates the logical and physical block sizes as well
as the discard_sectors on a live queue.  Freeze the queue first to
make sure there are not commands in flight that can see torn or
inconsistent limits.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20240229143846.1047223-3-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Christoph Hellwig 2024-02-29 06:38:45 -08:00 • committed by Jens Axboe

parent 7ea201f2cc

commit 242a49e5c8

1 changed files with 13 additions and 1 deletions

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drivers/block/nbd.c

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