There is no need for the tasklist_lock just to take a process
wide clock sample.
All we need is to get a coherent sample that doesn't race with
exit() and exec():
* exit() may be concurrently reaping a task and flushing its time
* sighand is unstable under exit() and exec(), and the latter also
There is no need for the tasklist_lock just to take a process
wide clock sample.
All we need is to get a coherent sample that doesn't race with
exit() and exec():
* exit() may be concurrently reaping a task and flushing its time
* sighand is unstable under exit() and exec(), and the latter also
There is no need for the tasklist_lock just to take a process
wide clock sample.
All we need is to get a coherent sample that doesn't race with
exit() and exec():
* exit() may be concurrently reaping a task and flushing its time
* sighand is unstable under exit() and exec(), and the latter also
There is no need for the tasklist_lock just to take a process
wide clock sample.
All we need is to get a coherent sample that doesn't race with
exit() and exec():
* exit() may be concurrently reaping a task and flushing its time
* sighand is unstable under exit() and exec(), and the latter also
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