1. NAME▲

blk_add_trace_bio_remap - Add a trace for a bio-remap operation

2. SYNOPSIS ▲

void blk_add_trace_bio_remap(void *  ignore , struct request_queue *  q , struct bio *  bio , dev_t  dev , sector_t  from );

3. ARGUMENTS ▲

ignore
    trace callback data parameter (not used)

q
    queue the io is for

bio
    the source bio

dev
    target device

from
    source sector

4. DESCRIPTION ▲

Device mapper or raid target sometimes need to split a bio because it spans a stripe (or similar). Add a trace for that action.

5. COPYRIGHT ▲