[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Cpupools and pdata_alloc
On 11/05/2010 19:52, "George Dunlap" <George.Dunlap@xxxxxxxxxxxxx> wrote: > On Tue, May 11, 2010 at 1:41 PM, Keir Fraser <keir.fraser@xxxxxxxxxxxxx> > wrote: >> Well, once secondary CPUs are fully up they are of course running their >> respective idle VCPUs, so we can't call schedule_init() very late. The right >> thing to do is dynamically allocate state as CPUs are brought online -- and >> potentially free that state when CPUs are taken offline. Which is pretty >> much the direction the code points in already. > > Except that it's done a little indirectly, via initializing the idle > vcpu, rather than calling something like sched_init_pcpu() when the > cpu is brought up before creating an idle vcpu for it. :-) Anyway, > maybe once I get the credit2 stuff working again, I may think about > writing a patch to clean it up a bit... mostly so that it's easier to > follow what's going on. Splitting it into an explicit separate call into the scheduling subsystem would be acceptable, I think. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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