Messages in this thread |  | | | Date | Mon, 18 Mar 2002 15:38:29 -0500 (EST) | | From | "Richard B. Johnson" <> | | Subject | Re: Killing tasklet from interrupt |
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On Mon, 18 Mar 2002, Jean Tourrilhes wrote:
> Hi, > > I'm trying to use tasklets and I've come across one problem. I > need to kill a tasklet from a timer, and I wonder if it's legal. > > Code : > -> User close IrDA TSAP and goes away > -> LSAP not clean, more work to do > -> Schedule timer in one second > -> Timer > -> If LSAP clean and nothing to do > -> Kill tasklet > -> Destroy LSAP > -> Else re-shedule timer > > The tasklet is used in the Rx path, so may be scheduled after > the user close the TSAP. The TSAP may interface to the socket code, to > the TTY code, to the Ethernet code or the PPP code, so we are not even > guaranteed that the TSAP closure is done from a user context (fun, > fun, fun). > To be fair, the timer API is much more versatile in that > respect. What I think I need is a tasklet_try_kill()... > > Regards, > > Jean
You have the tasklet kill itself the next time it executes. Set some flag so it knows it should give up its timer-slot and expire. The interrupt sets the flag. It doesn't do anything else.
Cheers, Dick Johnson
Penguin : Linux version 2.4.18 on an i686 machine (797.90 BogoMips).
Windows-2000/Professional isn't.
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