Messages in this thread | | | Date | Sun, 29 May 2011 11:12:56 -0300 | From | Arnaldo Carvalho de Melo <> | Subject | Re: [GIT PULL 0/5] perf/urgent fixes |
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Em Sat, May 28, 2011 at 11:41:50AM +0200, Ingo Molnar escreveu: > The various variations of kptr_restrict now work fine AFAICS - will > send the fixes to Linus today. > > One (very) small issue i noticed, if the user only samples user-space > events then i still get the warning: > > aldebaran:~> perf record -e cycles:upp sleep 1 > WARNING: Kernel address maps (/proc/{kallsyms,modules}) are restricted, > > although perf does not record any kernel samples so kptr_restrict is > irrelevant in this case.
I'll have that fixed too, oversight. We really should avoid confusing messages, and this one, as you mention, seems just noise as I still have to look again how vsyscall symbols get resolved, IIRC they need a kernel symtab, but then, if that is the case, the message should be changed accordingly.
- Arnaldo
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