linux-kernel - [PATCH 27/29] x86/perfcounters: remove vendor check in fixed_mode

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Date:	Wed, 29 Apr 2009 12:47:24 +0200
From:	Robert Richter <robert.richter@....com>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
CC:	Paul Mackerras <paulus@...ba.org>, Ingo Molnar <mingo@...e.hu>,
	LKML <linux-kernel@...r.kernel.org>,
	Robert Richter <robert.richter@....com>
Subject: [PATCH 27/29] x86/perfcounters: remove vendor check in fixed_mode_idx()

The function fixed_mode_idx() is used generically. Now it checks the
num_counters_fixed value instead of the vendor to decide if fixed
counters are present.

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

diff --git a/arch/x86/kernel/cpu/perf_counter.c b/arch/x86/kernel/cpu/perf_counter.c
index 4b8715b..d1c8036 100644
--- a/arch/x86/kernel/cpu/perf_counter.c
+++ b/arch/x86/kernel/cpu/perf_counter.c
@@ -542,7 +542,7 @@ fixed_mode_idx(struct perf_counter *counter, struct hw_perf_counter *hwc)
 {
 	unsigned int event;
 
-	if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD)
+	if (!x86_pmu.num_counters_fixed)
 		return -1;
 
 	if (unlikely(hwc->nmi))
-- 
1.6.1.3


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