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perf_counter, x86: consistent use of type int for counter index 

The type of counter index is sometimes implemented as unsigned
int. This patch changes this to have a consistent usage of int.

[ Impact: cleanup ]

Signed-off-by: Robert Richter <robert.richter@amd.com>
Cc: Paul Mackerras <paulus@samba.org>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <1241002046-8832-21-git-send-email-robert.richter@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Robert Richter 2009-04-29 12:47:17 +02:00 committed by Ingo Molnar
parent 095342389e
commit 6f00cada07
2 changed files with 5 additions and 5 deletions
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8
arch/x86/kernel/cpu/perf_counter.c
View File

@ -459,7 +459,7 @@ static void hw_perf_disable(int idx, u64 config)
static inline void
__pmc_fixed_disable(struct perf_counter *counter,
struct hw_perf_counter *hwc, unsigned int __idx)
struct hw_perf_counter *hwc, int __idx)
{
int idx = __idx - X86_PMC_IDX_FIXED;
u64 ctrl_val, mask;
@ -474,7 +474,7 @@ __pmc_fixed_disable(struct perf_counter *counter,
static inline void
__x86_pmu_disable(struct perf_counter *counter,
struct hw_perf_counter *hwc, unsigned int idx)
struct hw_perf_counter *hwc, int idx)
{
if (unlikely(hwc->config_base == MSR_ARCH_PERFMON_FIXED_CTR_CTRL))
__pmc_fixed_disable(counter, hwc, idx);
@ -523,7 +523,7 @@ x86_perf_counter_set_period(struct perf_counter *counter,
static inline void
__pmc_fixed_enable(struct perf_counter *counter,
struct hw_perf_counter *hwc, unsigned int __idx)
struct hw_perf_counter *hwc, int __idx)
{
int idx = __idx - X86_PMC_IDX_FIXED;
u64 ctrl_val, bits, mask;
@ -691,7 +691,7 @@ static void x86_pmu_disable(struct perf_counter *counter)
{
struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
struct hw_perf_counter *hwc = &counter->hw;
unsigned int idx = hwc->idx;
int idx = hwc->idx;
/*
* Must be done before we disable, otherwise the nmi handler

2
include/linux/perf_counter.h
View File

@ -318,7 +318,7 @@ struct hw_perf_counter {
unsigned long config_base;
unsigned long counter_base;
int nmi;
unsigned int idx;
int idx;
};
union { /* software */
atomic64_t count;