| TRACE_BLOCK_GETRQ(9) | Block IO | TRACE_BLOCK_GETRQ(9) |
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@redhat.com>
Author.
William Cohen <wcohen@redhat.com>
Author.
COPYRIGHT¶
| June 2024 | Kernel Hackers Manual 3.10 |