trace_block_getrq (9) - Linux Manuals

trace_block_getrq: get a free request entry in queue for block IO operations

NAME

trace_block_getrq - get a free request entry in queue for block IO operations

SYNOPSIS

void trace_block_getrq(struct request_queue q, struct bio bio, int rw);

ARGUMENTS

q

queue for operations

bio

pending block IO operation

rw

low bit indicates a read (0) or a write (1)

DESCRIPTION

A request struct for queue q has been allocated to handle the block IO operation bio.

AUTHORS

Jason Baron <jbaron [at] redhat.com>

Author.

William Cohen <wcohen [at] redhat.com>

Author.

COPYRIGHT