The sys/proc.h describes "holding" a process as holding its U-area in memory. See definition for PHOLD() and PRELE() macros, at http://fxr.watson.org/fxr/source/sys/proc.h#L755.
What does it mean when a process is HELD but not LOCKED?
Вопрос
pget(9) documents the PGET_HOLD flag to mean
PGET_HOLD If set, the found process will be held and unlocked.
and
For the PGET_HOLD case, it is returned unlocked (but held).
What does it mean for a process to be held but unlocked?
Решение
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