diff options
Diffstat (limited to 'arch/arm/oprofile')
-rw-r--r-- | arch/arm/oprofile/common.c | 68 |
1 files changed, 34 insertions, 34 deletions
diff --git a/arch/arm/oprofile/common.c b/arch/arm/oprofile/common.c index 4f67cfab2c59..d18c9f3fcffb 100644 --- a/arch/arm/oprofile/common.c +++ b/arch/arm/oprofile/common.c @@ -38,8 +38,8 @@ struct op_counter_config { struct perf_event_attr attr; }; -static int op_arm_enabled; -static DEFINE_MUTEX(op_arm_mutex); +static int oprofile_perf_enabled; +static DEFINE_MUTEX(oprofile_perf_mutex); static struct op_counter_config *counter_config; static struct perf_event **perf_events[nr_cpumask_bits]; @@ -66,7 +66,7 @@ static void op_overflow_handler(struct perf_event *event, int unused, } /* - * Called by op_arm_setup to create perf attributes to mirror the oprofile + * Called by oprofile_perf_setup to create perf attributes to mirror the oprofile * settings in counter_config. Attributes are created as `pinned' events and * so are permanently scheduled on the PMU. */ @@ -123,7 +123,7 @@ static void op_destroy_counter(int cpu, int event) } /* - * Called by op_arm_start to create active perf events based on the + * Called by oprofile_perf_start to create active perf events based on the * perviously configured attributes. */ static int op_perf_start(void) @@ -143,7 +143,7 @@ out: } /* - * Called by op_arm_stop at the end of a profiling run. + * Called by oprofile_perf_stop at the end of a profiling run. */ static void op_perf_stop(void) { @@ -177,7 +177,7 @@ char *op_name_from_perf_id(void) } } -static int op_arm_create_files(struct super_block *sb, struct dentry *root) +static int oprofile_perf_create_files(struct super_block *sb, struct dentry *root) { unsigned int i; @@ -198,7 +198,7 @@ static int op_arm_create_files(struct super_block *sb, struct dentry *root) return 0; } -static int op_arm_setup(void) +static int oprofile_perf_setup(void) { spin_lock(&oprofilefs_lock); op_perf_setup(); @@ -206,54 +206,54 @@ static int op_arm_setup(void) return 0; } -static int op_arm_start(void) +static int oprofile_perf_start(void) { int ret = -EBUSY; - mutex_lock(&op_arm_mutex); - if (!op_arm_enabled) { + mutex_lock(&oprofile_perf_mutex); + if (!oprofile_perf_enabled) { ret = 0; op_perf_start(); - op_arm_enabled = 1; + oprofile_perf_enabled = 1; } - mutex_unlock(&op_arm_mutex); + mutex_unlock(&oprofile_perf_mutex); return ret; } -static void op_arm_stop(void) +static void oprofile_perf_stop(void) { - mutex_lock(&op_arm_mutex); - if (op_arm_enabled) + mutex_lock(&oprofile_perf_mutex); + if (oprofile_perf_enabled) op_perf_stop(); - op_arm_enabled = 0; - mutex_unlock(&op_arm_mutex); + oprofile_perf_enabled = 0; + mutex_unlock(&oprofile_perf_mutex); } #ifdef CONFIG_PM -static int op_arm_suspend(struct platform_device *dev, pm_message_t state) +static int oprofile_perf_suspend(struct platform_device *dev, pm_message_t state) { - mutex_lock(&op_arm_mutex); - if (op_arm_enabled) + mutex_lock(&oprofile_perf_mutex); + if (oprofile_perf_enabled) op_perf_stop(); - mutex_unlock(&op_arm_mutex); + mutex_unlock(&oprofile_perf_mutex); return 0; } -static int op_arm_resume(struct platform_device *dev) +static int oprofile_perf_resume(struct platform_device *dev) { - mutex_lock(&op_arm_mutex); - if (op_arm_enabled && op_perf_start()) - op_arm_enabled = 0; - mutex_unlock(&op_arm_mutex); + mutex_lock(&oprofile_perf_mutex); + if (oprofile_perf_enabled && op_perf_start()) + oprofile_perf_enabled = 0; + mutex_unlock(&oprofile_perf_mutex); return 0; } static struct platform_driver oprofile_driver = { .driver = { - .name = "arm-oprofile", + .name = "oprofile-perf", }, - .resume = op_arm_resume, - .suspend = op_arm_suspend, + .resume = oprofile_perf_resume, + .suspend = oprofile_perf_suspend, }; static struct platform_device *oprofile_pdev; @@ -388,11 +388,11 @@ int __init oprofile_arch_init(struct oprofile_operations *ops) } ops->backtrace = arm_backtrace; - ops->create_files = op_arm_create_files; - ops->setup = op_arm_setup; - ops->start = op_arm_start; - ops->stop = op_arm_stop; - ops->shutdown = op_arm_stop; + ops->create_files = oprofile_perf_create_files; + ops->setup = oprofile_perf_setup; + ops->start = oprofile_perf_start; + ops->stop = oprofile_perf_stop; + ops->shutdown = oprofile_perf_stop; ops->cpu_type = op_name_from_perf_id(); if (!ops->cpu_type) |