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block: remove revalidate_disk()

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Remove the now unused helper.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Acked-by: Song Liu <song@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2020-09-01 17:57:48 +02:00 committed by Jens Axboe
parent 32f61d6757
commit de09077c89
3 changed files with 1 additions and 21 deletions
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2
drivers/md/md.h
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@ -397,7 +397,7 @@ struct mddev {
* These locks are separate due to conflicting interactions * These locks are separate due to conflicting interactions
* with bdev->bd_mutex. * with bdev->bd_mutex.
* Lock ordering is: * Lock ordering is:
* reconfig_mutex -> bd_mutex : e.g. do_md_run -> revalidate_disk * reconfig_mutex -> bd_mutex
* bd_mutex -> open_mutex: e.g. __blkdev_get -> md_open * bd_mutex -> open_mutex: e.g. __blkdev_get -> md_open
*/ */
struct mutex open_mutex; struct mutex open_mutex;

19
fs/block_dev.c
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@ -1339,25 +1339,6 @@ void revalidate_disk_size(struct gendisk *disk, bool verbose)
} }
EXPORT_SYMBOL(revalidate_disk_size); EXPORT_SYMBOL(revalidate_disk_size);
/**
* revalidate_disk - wrapper for lower-level driver's revalidate_disk call-back
* @disk: struct gendisk to be revalidated
*
* This routine is a wrapper for lower-level driver's revalidate_disk
* call-backs. It is used to do common pre and post operations needed
* for all revalidate_disk operations.
*/
int revalidate_disk(struct gendisk *disk)
{
int ret = 0;
if (disk->fops->revalidate_disk)
ret = disk->fops->revalidate_disk(disk);
revalidate_disk_size(disk, ret == 0);
return ret;
}
EXPORT_SYMBOL(revalidate_disk);
/* /*
* This routine checks whether a removable media has been changed, * This routine checks whether a removable media has been changed,
* and invalidates all buffer-cache-entries in that case. This * and invalidates all buffer-cache-entries in that case. This

1
include/linux/genhd.h
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@ -370,7 +370,6 @@ extern void blk_unregister_region(dev_t devt, unsigned long range);
int register_blkdev(unsigned int major, const char *name); int register_blkdev(unsigned int major, const char *name);
void unregister_blkdev(unsigned int major, const char *name); void unregister_blkdev(unsigned int major, const char *name);
int revalidate_disk(struct gendisk *disk);
void revalidate_disk_size(struct gendisk *disk, bool verbose); void revalidate_disk_size(struct gendisk *disk, bool verbose);
int check_disk_change(struct block_device *bdev); int check_disk_change(struct block_device *bdev);
int __invalidate_device(struct block_device *bdev, bool kill_dirty); int __invalidate_device(struct block_device *bdev, bool kill_dirty);