Name

blk_add_trace_rq — Add a trace for a request oriented action

Synopsis

void blk_add_trace_rq (struct request_queue * q,
 struct request * rq,
 unsigned int nr_bytes,
 u32 what);
 

Arguments

struct request_queue * q

queue the io is for

struct request * rq

the source request

unsigned int nr_bytes

number of completed bytes

u32 what

the action

Description

Records an action against a request. Will log the bio offset + size.