1BLK_ADD_TRACE_BIO(9)             Block Devices            BLK_ADD_TRACE_BIO(9)
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NAME

6       blk_add_trace_bio - Add a trace for a bio oriented action
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SYNOPSIS

9       void blk_add_trace_bio(struct request_queue * q, struct bio * bio,
10                              u32 what);
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ARGUMENTS

13       q
14           queue the io is for
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16       bio
17           the source bio
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19       what
20           the action
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DESCRIPTION

23       Records an action against a bio. Will log the bio offset + size.
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26Kernel Hackers Manual 2.6.         June 2019              BLK_ADD_TRACE_BIO(9)
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