Getting Started with QNX Neutrino - QNX Software Systems

© 2009, QNX Software Systems GmbH & Co. KG. Index
P
P_NOWAIT 33, 34
P_NOWAITO 33
P_OVERLAY 33
P_WAIT 32, 33
PATH 32
pathname
pollution 103
registering 199
resolving 194
pathname delimiter in QNX documentation
pathname space 193
and procnto 193
defined 193
PDP-8
and Neutrino 330
defined 330
periodic timer 141, 148, See also repeating
timer
example 149
power saving 165
server maintenance 156
servers 149
philosophy of Neutrino 86
physical address
defined 331
pidin 42, 82, 83
platforms
PDP-8 330
polling
for completion of thread 164
timer 156
POOL_FLAG_EXIT_SELF 72
POOL_FLAG_USE_SELF 72, 73
pool, threads See thread
POSIX
signals 157
POSIX thread See thread
power saving 165
pread() 257
printf() 34
priority
boosting 132
inversion 130
message passing 103
xiv
thread analogy 17
priority inheritance 131
undoing 132, 133
priority inversion 130
defined 131
example 130
fixed by priority inheritance 131
solution 132
starving CPU 132
process
abstraction 54
aid to maintainability 26
aid to reliability 27
and threads 55
associating with interrupt handler 178
background 27
child 34, 35
consisting of threads 26
context-switch 27
coupling 54, 55
creating 28, 29, 34
creating from program 28
exec() family 28, 29
fork() 28, 34
spawn() family 28, 29
system() 28
vfork() 28, 35
decoupling 56
decoupling of design 26
defined 331
distributability 56
fork() 34, 35
in system 26
multi-threaded 15
mutex 69
network distributed 56
parent 34, 35
scalability 56
shared memory 55
single-threaded 15
starting 27
starting from shell 27
thread 15, 55
process ID 92
getppid() 102
how to find 102
April 30, 2009 Index 357