On 29/04/15 14:08, Manish Jaggi wrote: >>> Do you have any other security concern ? >> Yes. The one we talked in every mail since the beginning of this thread >> "polling in EL2". We got several XSA because the hypervisor code wasn't >> preemptible (see [1]) >> > We are removing polling using command processing completion which is > signalled using INT interrupt.
Based on the discussion with Vijay, the completion based on the INT command doesn't seems the right solution (see in particular [1] and [2]) Could you wait the end of this discussion before starting to implement something that you may have to throw later? Regards, [1] http://lists.xen.org/archives/html/xen-devel/2015-04/msg03038.html [2] http://lists.xen.org/archives/html/xen-devel/2015-04/msg03056.html -- Julien Grall _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
