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 January 16, 2006 FLUSHBAND(9F)
