On 29/07/2015 06:49, Venkatesh Srinivas wrote:
>>> You can call it even feature^Wbug, I won't take it personal. :) It does
>>> not prevent scary messages (such as "intel_rapl: no valid rapl domains
>>> found in package 0") in the logs for example. See
>>> https://bugzilla.redhat.com/show_bug.cgi?id=1178491 for a discussion
>>> about such scary messages.
>
> This bug is not openly readable.
Oops, opened now.
> Which MSR accesses (in perf/etc) don't use safe {RD,WR}MSR accesses currently?
For example see boost_state in acpi-cpufreq.c and KVM commit
22d48b2d2aa0 ("KVM: svm: writes to MSR_K7_HWCR generates GPE in guest",
2014-06-26).
See also commit dc9b2d933a1d5782b70977024f862759c8ebb2f7 in KVM.
Paolo
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