Kernel Functions for Drivers                        flushband(9F)



NAME
     flushband - flush messages for a specified priority band

SYNOPSIS
     #include 



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


INTERFACE LEVEL
     Architecture independent level 1 (DI/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   MDATA,
                  MDELAY, MPROTO, and MPCPROTO ).


     FLUSHAL     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








SunOS 5.11          Last change: 16 Jan 2006                    1