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x86, perf: P4 PMU -- configure predefined events

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If an event is not RAW we should not exit p4_hw_config
early but call x86_setup_perfctr as well.

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Lin Ming <ming.m.lin@intel.com>
Cc: Robert Richter <robert.richter@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Cyrill Gorcunov 2010-05-08 15:39:52 +04:00 committed by Ingo Molnar
parent 6e85158cf5
commit de902d967f
1 changed files with 14 additions and 15 deletions
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29
arch/x86/kernel/cpu/perf_event_p4.c
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@ -439,21 +439,20 @@ static int p4_hw_config(struct perf_event *event)
if (p4_ht_active() && p4_ht_thread(cpu))
event->hw.config = p4_set_ht_bit(event->hw.config);
if (event->attr.type != PERF_TYPE_RAW)
return 0;
/*
* We don't control raw events so it's up to the caller
* to pass sane values (and we don't count the thread number
* on HT machine but allow HT-compatible specifics to be
* passed on)
*
* XXX: HT wide things should check perf_paranoid_cpu() &&
* CAP_SYS_ADMIN
*/
event->hw.config |= event->attr.config &
(p4_config_pack_escr(P4_ESCR_MASK_HT) |
p4_config_pack_cccr(P4_CCCR_MASK_HT));
if (event->attr.type == PERF_TYPE_RAW) {
/*
* We don't control raw events so it's up to the caller
* to pass sane values (and we don't count the thread number
* on HT machine but allow HT-compatible specifics to be
* passed on)
*
* XXX: HT wide things should check perf_paranoid_cpu() &&
* CAP_SYS_ADMIN
*/
event->hw.config |= event->attr.config &
(p4_config_pack_escr(P4_ESCR_MASK_HT) |
p4_config_pack_cccr(P4_CCCR_MASK_HT));
}
return x86_setup_perfctr(event);
}