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block: add a bdev_max_zone_append_sectors helper

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commit 2aba0d19f4d8c8929b4b3b94a9cfde2aa20e6ee2 upstream

Add a helper to check the max supported sectors for zone append based on
the block_device instead of having to poke into the block layer internal
request_queue.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Link: https://lore.kernel.org/r/20220415045258.199825-16-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Christoph Hellwig
2022-08-22 15:07:00 +09:00
committed by Greg Kroah-Hartman
parent a50d9fde46
commit dd2ee2fd1f
3 changed files with 8 additions and 4 deletions
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6
include/linux/blkdev.h
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@@ -1387,6 +1387,12 @@ static inline unsigned int queue_max_zone_append_sectors(const struct request_qu
return min(l->max_zone_append_sectors, l->max_sectors);
}
static inline unsigned int
bdev_max_zone_append_sectors(struct block_device *bdev)
{
return queue_max_zone_append_sectors(bdev_get_queue(bdev));
}
static inline unsigned queue_logical_block_size(const struct request_queue *q)
{
int retval = 512;