freemsg(9F) Kernel Functions for Drivers freemsg(9F)NAMEfreemsg - free all message blocks in a message
SYNOPSIS
#include <sys/stream.h>
void freemsg(mblk_t *mp);
INTERFACE LEVEL
Architecture independent level 1 (DDI/DKI).
PARAMETERS
mp Pointer to the message blocks to be deallocated. mblk_t is an
instance of the msgb(9S) structure. If mp is NULL, freemsg()
immediately returns.
DESCRIPTION
The freemsg() function calls freeb(9F) to free all message and data
blocks associated with the message pointed to by mp.
CONTEXT
The freemsg() function can be called from user, interrupt, or kernel
context.
EXAMPLES
Example 1: Using freemsg()
See copymsg(9F).
SEE ALSOcopymsg(9F), freeb(9F), msgb(9S)
Writing Device Drivers
STREAMS Programming Guide
NOTES
The behavior of freemsg() when passed a NULL pointer is Solaris-spe‐
cific.
SunOS 5.10 16 Jan 2006 freemsg(9F)