Name
trace_block_split —
split a single bio struct into two bio structs
Synopsis
void trace_block_split ( | struct request_queue * q, |
| | struct bio * bio, |
| | unsigned int new_sector); |
Arguments
q
queue containing the bio
bio
block operation being split
new_sector
The starting sector for the new bio
Description
The bio request bio in request queue q needs to be split into two
bio requests. The newly created bio request starts at
new_sector. This split may be required due to hardware limitation
such as operation crossing device boundaries in a RAID system.