__blkdev_issue_zeroout 343 block/blk-lib.c EXPORT_SYMBOL(__blkdev_issue_zeroout); __blkdev_issue_zeroout 303 drivers/nvme/target/io-cmd-bdev.c ret = __blkdev_issue_zeroout(req->ns->bdev, sector, nr_sector, __blkdev_issue_zeroout 1225 include/linux/blkdev.h extern int __blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,