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.