Re: [PATCH 3/3] KVM: PPC: Book3S: Add support for hwrng found on some powernv systems
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: 2013-10-02 22:13:37
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On Wed, 2013-10-02 at 16:08 +0200, Alexander Graf wrote:
A guest should live on the same permission level as a user space application. If you run QEMU as UID 1000 without access to /dev/mem, why should the guest suddenly be able to directly access a memory location (MMIO) it couldn't access directly through a normal user space interface. It's basically a layering violation.
Guys, please stop with the academic non-sense ! Ben.