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.