BLK_ADD_TRACE_RQ(9) Block Devices BLK_ADD_TRACE_RQ(9)NAMEblk_add_trace_rq - Add a trace for a request oriented action
SYNOPSIS
void blk_add_trace_rq(struct request_queue * q, struct request * rq,
u32 what);
ARGUMENTS
q
queue the io is for
rq
the source request
what
the action
DESCRIPTION
Records an action against a request. Will log the bio offset + size.
COPYRIGHTKernel Hackers Manual 2.6. November 2013 BLK_ADD_TRACE_RQ(9)