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dasd: use bdev_disk_changed instead of blk_drop_partitions

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Use the more general interface - the behavior is the same except
that now a change uevent is sent, which is the right thing to do
when the device becomes unusable.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Stefan Haberland <sth@linux.ibm.com>
Link: https://lore.kernel.org/r/20210406062303.811835-2-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2021-04-06 08:22:52 +02:00 committed by Jens Axboe
parent 540ad3f3da
commit b896fa85e0
2 changed files with 1 additions and 6 deletions
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4
block/partitions/core.c
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@ -544,10 +544,6 @@ int blk_drop_partitions(struct block_device *bdev)
return 0; return 0;
} }
#ifdef CONFIG_S390
/* for historic reasons in the DASD driver */
EXPORT_SYMBOL_GPL(blk_drop_partitions);
#endif
static bool blk_add_partition(struct gendisk *disk, struct block_device *bdev, static bool blk_add_partition(struct gendisk *disk, struct block_device *bdev,
struct parsed_partitions *state, int p) struct parsed_partitions *state, int p)

3
drivers/s390/block/dasd_genhd.c
View File

@ -146,12 +146,11 @@ void dasd_destroy_partitions(struct dasd_block *block)
block->bdev = NULL; block->bdev = NULL;
mutex_lock(&bdev->bd_mutex); mutex_lock(&bdev->bd_mutex);
blk_drop_partitions(bdev); bdev_disk_changed(bdev, true);
mutex_unlock(&bdev->bd_mutex); mutex_unlock(&bdev->bd_mutex);
/* Matching blkdev_put to the blkdev_get in dasd_scan_partitions. */ /* Matching blkdev_put to the blkdev_get in dasd_scan_partitions. */
blkdev_put(bdev, FMODE_READ); blkdev_put(bdev, FMODE_READ);
set_capacity(block->gdp, 0);
} }
int dasd_gendisk_init(void) int dasd_gendisk_init(void)