SVR5
met_ds_queued(D3)
met_ds_queued --
update disk statistics when a read or write request is added to the queue
Synopsis
#include <sys/types.h>
#include <sys/ddi.h>
void
met_ds_queued(met_disk_stats_t *dsp, uint_t b_flags)
Description
met_ds_queued updates disk statistics when a read or
write request is added to the driver queue.
Arguments
dsp-
Pointer to a met_disk_stats_t statistics structure.
b_flags-
The contents of the buffer header flags field.
Return values
None.
Usage
Just before a read or write
request is added to the driver queue, the driver must call
met_ds_queued.
The dsp parameter is a pointer to a
met_disk_stats_t statistics structure
which was allocated through
a call to
met_ds_alloc_stats(D3).
Refer to
met_ds_dequeued(D3)
man page if
the enqueuing can fail.
met_ds_queued should be protected from interrupts.
Context and synchronization
Non-blockable, interrupt, user, or blockable
context.
Hardware applicability
All
Version applicability
ddi:
5, 5mp, 6, 6mp, 7, 7mp, 7.1, 7.1mp, 8, 8mp
References
met_ds_alloc_stats(D3),
met_ds_dequeued(D3)
19 June 2005
© 2005 The SCO Group, Inc. All rights reserved.
OpenServer 6 and UnixWare (SVR5) HDK - June 2005