trace_block_getrq (9) Linux Manual Page
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.