diff options
| author |   Christoph Hellwig <hch@lst.de> | 2022-04-15 06:52:49 +0200 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2022-04-17 19:49:59 -0600 |
| commit | 89098b075cb74a80083bc4ed6b71d0ee18b6898f (patch) | |
| tree | 6af1e0911335501b6454fb7109037b10fad69888 | |
| parent | block: use bdev_alignment_offset in disk_alignment_offset_show (diff) | |
| download | linux-dev-89098b075cb74a80083bc4ed6b71d0ee18b6898f.tar.xz linux-dev-89098b075cb74a80083bc4ed6b71d0ee18b6898f.zip | |
block: move bdev_alignment_offset and queue_limit_alignment_offset out of line
No need to inline these fairly larger helpers.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Link: https://lore.kernel.org/r/20220415045258.199825-19-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
| -rw-r--r-- | block/blk-settings.c | 23 | ||||
| -rw-r--r-- | include/linux/blkdev.h | 21 |
2 files changed, 24 insertions, 20 deletions
diff --git a/block/blk-settings.c b/block/blk-settings.c index b83df3d2eebc..94410a13c0de 100644 --- a/block/blk-settings.c +++ b/block/blk-settings.c @@ -468,6 +468,16 @@ void blk_queue_io_opt(struct request_queue *q, unsigned int opt) } EXPORT_SYMBOL(blk_queue_io_opt); +static int queue_limit_alignment_offset(struct queue_limits *lim, + sector_t sector) +{ + unsigned int granularity = max(lim->physical_block_size, lim->io_min); + unsigned int alignment = sector_div(sector, granularity >> SECTOR_SHIFT) + << SECTOR_SHIFT; + + return (granularity + lim->alignment_offset - alignment) % granularity; +} + static unsigned int blk_round_down_sectors(unsigned int sectors, unsigned int lbs) { sectors = round_down(sectors, lbs >> SECTOR_SHIFT); @@ -901,3 +911,16 @@ void blk_queue_set_zoned(struct gendisk *disk, enum blk_zoned_model model) } } EXPORT_SYMBOL_GPL(blk_queue_set_zoned); + +int bdev_alignment_offset(struct block_device *bdev) +{ + struct request_queue *q = bdev_get_queue(bdev); + + if (q->limits.misaligned) + return -1; + if (bdev_is_partition(bdev)) + return queue_limit_alignment_offset(&q->limits, + bdev->bd_start_sect); + return q->limits.alignment_offset; +} +EXPORT_SYMBOL_GPL(bdev_alignment_offset); diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index d5346e72e364..0a1795ac2627 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1251,26 +1251,7 @@ bdev_zone_write_granularity(struct block_device *bdev) return queue_zone_write_granularity(bdev_get_queue(bdev)); } -static inline int queue_limit_alignment_offset(struct queue_limits *lim, sector_t sector) -{ - unsigned int granularity = max(lim->physical_block_size, lim->io_min); - unsigned int alignment = sector_div(sector, granularity >> SECTOR_SHIFT) - << SECTOR_SHIFT; - - return (granularity + lim->alignment_offset - alignment) % granularity; -} - -static inline int bdev_alignment_offset(struct block_device *bdev) -{ - struct request_queue *q = bdev_get_queue(bdev); - - if (q->limits.misaligned) - return -1; - if (bdev_is_partition(bdev)) - return queue_limit_alignment_offset(&q->limits, - bdev->bd_start_sect); - return q->limits.alignment_offset; -} +int bdev_alignment_offset(struct block_device *bdev); static inline int queue_discard_alignment(const struct request_queue *q) { |