SYNOPSIS
- void blk_add_trace_bio_remap(void * ignore, struct request_queue * q, struct bio * bio, dev_t dev, sector_t from);
ARGUMENTS
ignore
-
- trace callback data parameter (not used)
q
- queue the io is for
bio
- the source bio
dev
- target device
from
- source sector
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.
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