Messages in this thread | | | Date | Wed, 23 Sep 2009 11:31:04 +0300 | From | Avi Kivity <> | Subject | Re: [perf] Finding uninstalled modules Was Re: mailing list for trace users |
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On 09/22/2009 11:17 PM, Arnaldo Carvalho de Melo wrote: > >> $ perf annotate -v -v -k ~avi/kvm/linux-2.6/vmlinux -m vmx_vcpu_run | >> > Here is the problem, he is passing a vmlinux, that way we don't parse > /proc/kallsyms, so no module symbols, he uses -m to load the modules > symbols but mod_dso__load_module_paths only looks at /lib/modules/, i.e. > installed modules. > > I guess Avi hasn't installed modules, right? So the right fix for this > case is to figure out where modules are from the path given to -k, i.e. > we first use ~avi/kvm/linux-2.6/ as the modules path prefix and then > fallback to /lib/modules if we can't find modules there, right? >
Modules were installed (I always load them with modprobe). It's possible that the installed modules were a later version than the loaded modules, but Mike's reply leads me to believe there was a real bug there.
-- error compiling committee.c: too many arguments to function
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