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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] x86's context switch ordering of operations
On 29/4/08 16:37, "Jan Beulich" <jbeulich@xxxxxxxxxx> wrote: > Okay, that could be easily dealt with by doing set_current() explicitly > in the switch-to-idle case, and moving it into __context_switch() in > the other cases. It wouldn't really help you. If you switch to from VCPU A to idle and then to VCPU B, you would still end up calling ctxt_switch_from(A) when current==idle. > Any word on the significance of doing write_ptbase() after calling > ctxt_switch_to()? It probably could be done earlier. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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