15 Apr
2013
15 Apr
'13
12:47 a.m.
On Thu Apr 11, 2013 at 20:51:20 +0000, Daniel Waddington - SISA wrote:
To set up the performance counters I have to configure the event select MSRs, thus an application or privileged server needs to execute wrmsr. At the moment I have put back in your trap and emulate code (from an earlier version of the kernel) so that the kernel will execute on behalf of the app. Of course this is a major security hole. It would be nice to allow a trusted process access to them.
Ack. Thx for letting me know.
Adam
--
Adam adam@os.inf.tu-dresden.de
Lackorzynski http://os.inf.tu-dresden.de/~adam/