Re: [RFC PATCH 0/6] Convert all tasklets to workqueues

Hello!

> Not a very accurate measurement (jiffies that is).

Believe me or not, but the measurement has nanosecond precision.


> Since the work queue *is* a thread, you are running a busy loop here. Even
> though you call schedule, this thread still may have quota available, and
> will not yeild to the work queue.  Unless ofcourse this caller is of lower
> priority. But even then, I'm not sure how quickly the schedule would
> choose the work queue.

Instantly. That's why cnt is printed. Unless cnt==1000000, the result
is invalid.


> get it into -mm)  But the thing was is that tasklets IMHO are over used.

You preach to a choir. :-)

Alexey
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• References:
  • Re: [RFC PATCH 0/6] Convert all tasklets to workqueues
    • From: Linus Torvalds <[email protected]>
  • Re: [RFC PATCH 0/6] Convert all tasklets to workqueues
    • From: Ingo Molnar <[email protected]>
  • Re: [RFC PATCH 0/6] Convert all tasklets to workqueues
    • From: Linus Torvalds <[email protected]>
  • Re: [RFC PATCH 0/6] Convert all tasklets to workqueues
    • From: Ingo Molnar <[email protected]>
  • Re: [RFC PATCH 0/6] Convert all tasklets to workqueues
    • From: Jeff Garzik <[email protected]>
  • Re: [RFC PATCH 0/6] Convert all tasklets to workqueues
    • From: Ingo Molnar <[email protected]>
  • Re: [RFC PATCH 0/6] Convert all tasklets to workqueues
    • From: Alexey Kuznetsov <[email protected]>
  • Re: [RFC PATCH 0/6] Convert all tasklets to workqueues
    • From: Ingo Molnar <[email protected]>
  • Re: [RFC PATCH 0/6] Convert all tasklets to workqueues
    • From: Alexey Kuznetsov <[email protected]>
  • Re: [RFC PATCH 0/6] Convert all tasklets to workqueues
    • From: Steven Rostedt <[email protected]>

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