Commit 7a86d6dc authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Jens Axboe

zram: cleanup zram_remove

Remove the bdev variable and just use the gendisk pointed to by the
zram_device directly.
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarJan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20220330052917.2566582-4-hch@lst.deSigned-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent d666e20e
......@@ -1986,19 +1986,18 @@ static int zram_add(void)
static int zram_remove(struct zram *zram)
{
struct block_device *bdev = zram->disk->part0;
bool claimed;
mutex_lock(&bdev->bd_disk->open_mutex);
if (bdev->bd_openers) {
mutex_unlock(&bdev->bd_disk->open_mutex);
mutex_lock(&zram->disk->open_mutex);
if (zram->disk->part0->bd_openers) {
mutex_unlock(&zram->disk->open_mutex);
return -EBUSY;
}
claimed = zram->claim;
if (!claimed)
zram->claim = true;
mutex_unlock(&bdev->bd_disk->open_mutex);
mutex_unlock(&zram->disk->open_mutex);
zram_debugfs_unregister(zram);
......@@ -2010,7 +2009,7 @@ static int zram_remove(struct zram *zram)
;
} else {
/* Make sure all the pending I/O are finished */
sync_blockdev(bdev);
sync_blockdev(zram->disk->part0);
zram_reset_device(zram);
}
......
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