d3d65c6b2e
Clean up (or if antipodic: down) some of the msgbuf stuff. Use an inline function rather than a macro for timecounter delta. Maintain process "on-cpu" time as 64 bits of microseconds to avoid needless second rollover overhead. Avoid calling microuptime the second time in mi_switch() if we do not pass through _idle in cpu_switch() This should reduce our context-switch overhead a bit, in particular on pre-P5 and SMP systems. WARNING: Programs which muck about with struct proc in userland will have to be fixed. Reviewed, but found imperfect by: bde |
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ic | ||
atrtc.c | ||
fd.c | ||
fdc.h | ||
fdreg.h | ||
joy.c | ||
kbdio.c | ||
kbdio.h | ||
kbdtables.h | ||
ppc.c | ||
ppcreg.h | ||
rtc.h | ||
sio.c | ||
sioreg.h | ||
syscons.c | ||
syscons.h | ||
timerreg.h |