[LITMUS^RT] Modifying Page Table Entry in gsnedf_schedule()

Namhoon Kim namhoonk at cs.unc.edu
Fri Sep 19 18:41:06 CEST 2014


On Fri, Sep 19, 2014 at 12:31 PM, Björn Brandenburg <bbb at mpi-sws.org> wrote:

>
> On 19 Sep 2014, at 18:23, Björn Brandenburg <bbb at mpi-sws.org> wrote:
>
> >  I'm afraid you'll have to design
>
> Sorry, my thumb hit "send" too early. I meant to say you'll have to
> *adjust* your design to deal with the smp_call() restrictions. By the way,
> these restrictions are the reason why we have special IPI for setting
> remote timers. Using smp_call() would be much simpler, but we need to set
> remote timers while interrupts are off...
>
> Thank you, Björn! I'm thinking about pending TLB flushes or arming timers
on remote CPUs to flush TLBs. I definitely want to change my implementation.

-Namhoon
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