block: optimize blk_queue_zoned_model for !CONFIG_BLK_DEV_ZONED

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Always return BLK_ZONED_NONE if zoned device support is not enabled.
This allows various compiler optimizations including the dead code
elimination that we so like for avoiding ifdefs.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com>

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Christoph Hellwig 2020-08-20 09:56:58 +02:00

parent 1401fcc4e3

commit 6fcd669514

1 changed files with 3 additions and 1 deletions

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include/linux/blkdev.h

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