Name
blk_add_trace_rq_remap —
Add a trace for a request-remap operation
Synopsis
void blk_add_trace_rq_remap ( | void * ignore, |
| | struct request_queue * q, |
| | struct request * rq, |
| | dev_t dev, |
| | sector_t from); |
Arguments
ignore
trace callback data parameter (not used)
q
queue the io is for
rq
the source request
dev
target device
from
source sector
Description
Device mapper remaps request to other devices.
Add a trace for that action.