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BLK_ADD_TRACE_BIO(9) | Block Devices | BLK_ADD_TRACE_BIO(9) |
NAME¶
blk_add_trace_bio - Add a trace for a bio oriented actionSYNOPSIS¶
void
blk_add_trace_bio(struct request_queue * q,
struct bio * bio,
u32 what, int error);
ARGUMENTS¶
qqueue the io is for
bio
the source bio
what
the action
error
error, if any
DESCRIPTION¶
Records an action against a bio. Will log the bio offset + size.COPYRIGHT¶
January 2017 | Kernel Hackers Manual 4.8. |