BLK_ADD_TRACE_RQ_REM
Section: Block Devices (9)
Updated: February 2011
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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.
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