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TRACE_BLOCK_RQ_REMAP(9) Block IO TRACE_BLOCK_RQ_REMAP(9)

NAME

trace_block_rq_remap - map request for a block operation request

SYNOPSIS

void trace_block_rq_remap(struct request_queue * q, struct request * rq, dev_t dev, sector_t from);

ARGUMENTS

q
queue holding the operation

rq

block IO operation request

dev

device for the operation

from

original sector for the operation

DESCRIPTION

The block operation request rq in q has been remapped. The block operation request rq holds the current information and from hold the original sector.

AUTHORS

Jason Baron <jbaron@redhat.com>
Author.

William Cohen <wcohen@redhat.com>

Author.

COPYRIGHT

April 2019 Kernel Hackers Manual 4.9.