Re: [RFC] Unify KVM kernel-space and user-space code into a single project

Avi Kivity
2010-03-24T16:09:30Z

On 03/24/2010 05:59 PM, Joerg Roedel wrote:
>
>
>>> I am not tied to /sys/kvm. We could also use /proc/<pid>/kvm/ for
>>> example. This would keep anything in the process space (except for the
>>> global list of VMs which we should have anyway).
>>>
>>>
>> How about ~/.qemu/guests/$pid?
>>
> That makes it hard for perf to find it and even harder to get a list of
> all VMs.

Looks trivial to find a guest, less so with enumerating (still doable).

> With /proc/<pid>/kvm/guest we could symlink all guest
> directories to /proc/kvm/ and perf reads the list from there. Also perf
> can easily derive the directory for a guest from its pid.
> Last but not least its kernel-created and thus independent from the
> userspace part being used.
>

Doesn't perf already has a dependency on naming conventions for finding
debug information?

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