On 1/19/2015 3:25 PM, Stefano Stabellini wrote: >> This doesn't sound like a secure interface: a potentially very >> > significant and unbound memory allocation in dom0 is caused by a >> > parameter configured by the guest. > > Sorry, I realize now that fortunately it is the other way around. > It would be nice to see a correspondent patch for xenfb (the backend). > Who configures num_bufs initially in your system? > AFAIK there's no backend code in xen-4.x tree anymore, I found it in old releases. But I'll find a way to present backend as well.
num_bufs should be set by xl tool according to domain config file, but we don't have patch for xl yet (it's done manually via xenstore-write in our setup. Fairly ugly) -- regards, Sergey _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
