Name
__blkdev_issue_zeroout —
generate number of zero filed write bios
Synopsis
int __blkdev_issue_zeroout ( | struct block_device * bdev, |
| | sector_t sector, |
| | sector_t nr_sects, |
| | gfp_t gfp_mask, |
| | struct bio ** biop, |
| | bool discard); |
Arguments
struct block_device * bdev
blockdev to issue
sector_t sector
start sector
sector_t nr_sects
number of sectors to write
gfp_t gfp_mask
memory allocation flags (for bio_alloc)
struct bio ** biop
pointer to anchor bio
bool discard
discard flag
Description
Generate and issue number of bios with zerofiled pages.