pollwakeup(9F) Kernel Functions for Drivers pollwakeup(9F)NAMEpollwakeup - inform a process that an event has occurred
SYNOPSIS
#include <sys/poll.h>
void pollwakeup(struct pollhead *php, short event);
INTERFACE LEVEL
Architecture independent level 1 (DDI/DKI).
PARAMETERS
php Pointer to a pollhead structure.
event Event to notify the process about.
DESCRIPTION
The pollwakeup() function wakes a process waiting on the occurrence of
an event. It should be called from a driver for each occurrence of an
event. The pollhead structure will usually be associated with the
driver's private data structure associated with the particular minor
device where the event has occurred. See chpoll(9E) and poll(2) for
more detail.
CONTEXT
The pollwakeup() function can be called from user, interrupt, or kernel
context.
SEE ALSOpoll(2), chpoll(9E)
Writing Device Drivers
NOTES
Driver defined locks should not be held across calls to this function.
SunOS 5.10 16 Jan 2006 pollwakeup(9F)