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block: remove disk_stack_limits

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disk_stack_limits is unused now, remove it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed--by: Song Liu <song@kernel.org>
Tested-by: Song Liu <song@kernel.org>
Signed-off-by: Song Liu <song@kernel.org>
Link: https://lore.kernel.org/r/20240303140150.5435-12-hch@lst.de
This commit is contained in:
Christoph Hellwig 2024-03-03 07:01:50 -07:00 committed by Song Liu
parent 396799eb5b
commit dd27a84b06
2 changed files with 0 additions and 26 deletions
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24
block/blk-settings.c
View File

@ -916,30 +916,6 @@ void queue_limits_stack_bdev(struct queue_limits *t, struct block_device *bdev,
}
EXPORT_SYMBOL_GPL(queue_limits_stack_bdev);
/**
* disk_stack_limits - adjust queue limits for stacked drivers
* @disk: MD/DM gendisk (top)
* @bdev: the underlying block device (bottom)
* @offset: offset to beginning of data within component device
*
* Description:
* Merges the limits for a top level gendisk and a bottom level
* block_device.
*/
void disk_stack_limits(struct gendisk *disk, struct block_device *bdev,
sector_t offset)
{
struct request_queue *t = disk->queue;
if (blk_stack_limits(&t->limits, &bdev_get_queue(bdev)->limits,
get_start_sect(bdev) + (offset >> 9)) < 0)
pr_notice("%s: Warning: Device %pg is misaligned\n",
disk->disk_name, bdev);
disk_update_readahead(disk);
}
EXPORT_SYMBOL(disk_stack_limits);
/**
* blk_queue_update_dma_pad - update pad mask
* @q: the request queue for the device

2
include/linux/blkdev.h
View File

@ -926,8 +926,6 @@ extern int blk_stack_limits(struct queue_limits *t, struct queue_limits *b,
sector_t offset);
void queue_limits_stack_bdev(struct queue_limits *t, struct block_device *bdev,
sector_t offset, const char *pfx);
extern void disk_stack_limits(struct gendisk *disk, struct block_device *bdev,
sector_t offset);
extern void blk_queue_update_dma_pad(struct request_queue *, unsigned int);
extern void blk_queue_segment_boundary(struct request_queue *, unsigned long);
extern void blk_queue_virt_boundary(struct request_queue *, unsigned long);