Messages in this thread |  | | Subject | Re: [RFC KVM 24/27] kvm/isolation: KVM page fault handler | From | Alexandre Chartre <> | Date | Tue, 14 May 2019 17:36:51 +0200 |
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On 5/14/19 9:21 AM, Peter Zijlstra wrote: > On Mon, May 13, 2019 at 07:02:30PM -0700, Andy Lutomirski wrote: > >> This sounds like a great use case for static_call(). PeterZ, do you >> suppose we could wire up static_call() with the module infrastructure >> to make it easy to do "static_call to such-and-such GPL module symbol >> if that symbol is in a loaded module, else nop"? > > You're basically asking it to do dynamic linking. And I suppose that is > technically possible. > > However, I'm really starting to think kvm (or at least these parts of it > that want to play these games) had better not be a module anymore. >
Maybe we can use an atomic notifier (e.g. page_fault_notifier)?
alex.
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