922 static void zram_slot_free_notify(struct block_device *bdev,  in zram_slot_free_notify()  argument
928 	zram = bdev->bd_disk->private_data;  in zram_slot_free_notify()
937 static int zram_rw_page(struct block_device *bdev, sector_t sector,  in zram_rw_page()  argument
945 	zram = bdev->bd_disk->private_data;  in zram_rw_page()
1087 	struct block_device *bdev;  in reset_store()  local
1097 	bdev = bdget_disk(zram->disk, 0);  in reset_store()
1098 	if (!bdev)  in reset_store()
1101 	mutex_lock(&bdev->bd_mutex);  in reset_store()
1103 	if (bdev->bd_openers || zram->claim) {  in reset_store()
1104 		mutex_unlock(&bdev->bd_mutex);  in reset_store()
1105 		bdput(bdev);  in reset_store()
1111 	mutex_unlock(&bdev->bd_mutex);  in reset_store()
1114 	fsync_bdev(bdev);  in reset_store()
1117 	bdput(bdev);  in reset_store()
1119 	mutex_lock(&bdev->bd_mutex);  in reset_store()
1121 	mutex_unlock(&bdev->bd_mutex);  in reset_store()
1126 static int zram_open(struct block_device *bdev, fmode_t mode)  in zram_open()  argument
1131 	WARN_ON(!mutex_is_locked(&bdev->bd_mutex));  in zram_open()
1133 	zram = bdev->bd_disk->private_data;  in zram_open()
1295 	struct block_device *bdev;  in zram_remove()  local
1297 	bdev = bdget_disk(zram->disk, 0);  in zram_remove()
1298 	if (!bdev)  in zram_remove()
1301 	mutex_lock(&bdev->bd_mutex);  in zram_remove()
1302 	if (bdev->bd_openers || zram->claim) {  in zram_remove()
1303 		mutex_unlock(&bdev->bd_mutex);  in zram_remove()
1304 		bdput(bdev);  in zram_remove()
1309 	mutex_unlock(&bdev->bd_mutex);  in zram_remove()
1322 	fsync_bdev(bdev);  in zram_remove()
1324 	bdput(bdev);  in zram_remove()