blk_add_trace_rq_remap

Langue: en

Version: October 2010 (fedora - 01/12/10)

Section: 9 (Appels noyau Linux)

Sommaire

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.