Name

blkdev_issue_discard — queue a discard

Synopsis

int blkdev_issue_discard (struct block_device * bdev,
 sector_t sector,
 sector_t nr_sects,
 gfp_t gfp_mask,
 unsigned long flags);
 

Arguments

bdev

blockdev to issue discard for

sector

start sector

nr_sects

number of sectors to discard

gfp_mask

memory allocation flags (for bio_alloc)

flags

BLKDEV_IFL_* flags to control behaviour

Description

Issue a discard request for the sectors in question.