Re: [PATCH] perf tools: Fix bug for perf kvm report without guestmount.

From: David Ahern
Date: Sun Dec 08 2013 - 12:39:42 EST


On 12/6/13, 4:56 AM, Arnaldo Carvalho de Melo wrote:
You get correct results because the modules/kallsyms info you provided
matches the VM you're testing, i.e. the pid test is not needed.

I think we need to specify for which PID the --guestmodules and
--guestkallsyms is provided, so that it can refuse to use it for pids
where it is invalid.

Those are arguments are shortcut defaults for guests. If the VMs are not running the same kernel use guestmount and pid specific directories. e.g.,

/tmp/guestmount/<pid>/proc/kallsyms

David
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