[PATCH 03/12] perf/x86-ibs: Enable ibs op micro-ops counting mode

From: Robert Richter <robert.richter@amd.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <peterz@infradead.org>,
	Stephane Eranian <eranian@google.com>,
	Arnaldo Carvalho de Melo <acme@redhat.com>,
	LKML <linux-kernel@vger.kernel.org>,
	Robert Richter <robert.richter@amd.com>
Subject: [PATCH 03/12] perf/x86-ibs: Enable ibs op micro-ops counting mode
Date: Mon, 2 Apr 2012 20:19:09 +0200	[thread overview]
Message-ID: <1333390758-10893-4-git-send-email-robert.richter@amd.com> (raw)
In-Reply-To: <1333390758-10893-1-git-send-email-robert.richter@amd.com>

Allow enabling ibs op micro-ops counting mode.

Signed-off-by: Robert Richter <robert.richter@amd.com>
---
 arch/x86/kernel/cpu/perf_event_amd_ibs.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kernel/cpu/perf_event_amd_ibs.c b/arch/x86/kernel/cpu/perf_event_amd_ibs.c
index 74b663c..6f00ee3 100644
--- a/arch/x86/kernel/cpu/perf_event_amd_ibs.c
+++ b/arch/x86/kernel/cpu/perf_event_amd_ibs.c
@@ -468,6 +468,8 @@ static __init int perf_event_ibs_init(void)
 		return -ENODEV;	/* ibs not supported by the cpu */
 
 	perf_ibs_pmu_init(&perf_ibs_fetch, "ibs_fetch");
+	if (ibs_caps & IBS_CAPS_OPCNT)
+		perf_ibs_op.config_mask |= IBS_OP_CNT_CTL;
 	perf_ibs_pmu_init(&perf_ibs_op, "ibs_op");
 	register_nmi_handler(NMI_LOCAL, &perf_ibs_nmi_handler, 0, "perf_ibs");
 	printk(KERN_INFO "perf: AMD IBS detected (0x%08x)\n", ibs_caps);
-- 
1.7.8.4


