FLUSHBAND(9F) Kernel Functions for Drivers FLUSHBAND(9F)

NAME


flushband - flush messages for a specified priority band

SYNOPSIS


#include <sys/stream.h>


void flushband(queue_t *q, unsigned char pri, int flag);


INTERFACE LEVEL


Architecture independent level 1 (DDI/DKI).

PARAMETERS


q
Pointer to the queue.


pri
Priority of messages to be flushed.


flag
Valid flag values are:


FLUSHDATA
Flush only data messages (types M_DATA, M_DELAY, M_PROTO,
and M_PCPROTO ).


FLUSHALL
Flush all messages.


DESCRIPTION


The flushband() function flushes messages associated with the priority
band specified by pri. If pri is 0, only normal and high priority
messages are flushed. Otherwise, messages are flushed from the band pri
according to the value of flag.

CONTEXT


The flushband() function can be called from user, interrupt, or kernel
context.

SEE ALSO


flushq(9F)


Writing Device Drivers STREAMS Programming Guide

illumos January 16, 2006 FLUSHBAND(9F)