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authorRobert Richter <robert.richter@amd.com>2011-02-02 17:40:59 +0100
committerIngo Molnar <mingo@elte.hu>2011-02-16 13:30:52 +0100
commit73d6e52206a20354738418625cedc244cbfd5023 (patch)
treed09c58e5cbf770e7d33c77b251326c975e17fb16 /kernel/timeconst.pl
parent69d8e1e8ac0a7d829f1c0fd5bd07eb3022d9a1a0 (diff)
perf, x86: Store perfctr msr addresses in config_base/event_base
Instead of storing the base addresses we can store the counter's msr addresses directly in config_base/event_base of struct hw_perf_event. This avoids recalculating the address with each msr access. The addresses are configured one time. We also need this change to later modify the address calculation. Signed-off-by: Robert Richter <robert.richter@amd.com> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <1296664860-10886-5-git-send-email-robert.richter@amd.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/timeconst.pl')
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