* Gene Heskett <[email protected]> wrote:
> [root@coyote linux-2.6.12-rc6-RT-V0.7.47-30]# grep PREEMPT .config
> # CONFIG_PREEMPT_NONE is not set
> CONFIG_PREEMPT_VOLUNTARY=y
> # CONFIG_PREEMPT_DESKTOP is not set
> # CONFIG_PREEMPT_RT is not set
> CONFIG_PREEMPT_SOFTIRQS=y
> CONFIG_PREEMPT_HARDIRQS=y
> # CONFIG_PREEMPT_BKL is not set
>
> Now, I note that going to the #2 mode (voluntary) turned off threaded
> RCU's, so I'm going to leave that off and try a mode 3 again. BRB.
please try mode 3 and disable softirq/hardirq threading. If that fixes
things, could you check which of the two options
(CONFIG_PREEMPT_SOFTIRQS or CONFIG_PREEMPT_HARDIRQS) causes which type
of regression?
> And that makes tvtime's video fail with a blue screen, audio ok..
>
> Mode 2, FWIW, makes for quite jerky card motions while playing
> AisleRiot, the solitaire game.
this doesnt happen on PREEMPT_DESKTOP or PREEMPT_RT?
Ingo
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