From 65c19bbd28cba587d9bd24feccf7272da18481a7 Mon Sep 17 00:00:00 2001 From: Arjan van de Ven Date: Thu, 27 Apr 2006 05:25:00 -0400 Subject: [PATCH] sem2mutex: drivers/acpi/processor_perflib.c Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Arjan van de Ven Signed-off-by: Ingo Molnar Signed-off-by: Andrew Morton Signed-off-by: Len Brown --- drivers/acpi/processor_perflib.c | 23 ++++++++++++----------- 1 file changed, 12 insertions(+), 11 deletions(-) diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c index abbdb37..7c6f97e 100644 --- a/drivers/acpi/processor_perflib.c +++ b/drivers/acpi/processor_perflib.c @@ -34,6 +34,7 @@ #ifdef CONFIG_X86_ACPI_CPUFREQ_PROC_INTF #include #include +#include #include #endif @@ -48,7 +49,7 @@ #define _COMPONENT ACPI_PROCESSOR_COMPONENT ACPI_MODULE_NAME("acpi_processor") -static DECLARE_MUTEX(performance_sem); +static DEFINE_MUTEX(performance_mutex); /* * _PPC support is implemented as a CPUfreq policy notifier: @@ -72,7 +73,7 @@ static int acpi_processor_ppc_notifier(struct notifier_block *nb, struct acpi_processor *pr; unsigned int ppc = 0; - down(&performance_sem); + mutex_lock(&performance_mutex); if (event != CPUFREQ_INCOMPATIBLE) goto out; @@ -93,7 +94,7 @@ static int acpi_processor_ppc_notifier(struct notifier_block *nb, core_frequency * 1000); out: - up(&performance_sem); + mutex_unlock(&performance_mutex); return 0; } @@ -564,16 +565,16 @@ acpi_processor_register_performance(struct acpi_processor_performance if (!(acpi_processor_ppc_status & PPC_REGISTERED)) return_VALUE(-EINVAL); - down(&performance_sem); + mutex_lock(&performance_mutex); pr = processors[cpu]; if (!pr) { - up(&performance_sem); + mutex_unlock(&performance_mutex); return_VALUE(-ENODEV); } if (pr->performance) { - up(&performance_sem); + mutex_unlock(&performance_mutex); return_VALUE(-EBUSY); } @@ -581,13 +582,13 @@ acpi_processor_register_performance(struct acpi_processor_performance if (acpi_processor_get_performance_info(pr)) { pr->performance = NULL; - up(&performance_sem); + mutex_unlock(&performance_mutex); return_VALUE(-EIO); } acpi_cpufreq_add_file(pr); - up(&performance_sem); + mutex_unlock(&performance_mutex); return_VALUE(0); } @@ -601,11 +602,11 @@ acpi_processor_unregister_performance(struct acpi_processor_performance ACPI_FUNCTION_TRACE("acpi_processor_unregister_performance"); - down(&performance_sem); + mutex_lock(&performance_mutex); pr = processors[cpu]; if (!pr) { - up(&performance_sem); + mutex_unlock(&performance_mutex); return_VOID; } @@ -614,7 +615,7 @@ acpi_processor_unregister_performance(struct acpi_processor_performance acpi_cpufreq_remove_file(pr); - up(&performance_sem); + mutex_unlock(&performance_mutex); return_VOID; } -- 1.8.2.3