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| author | Robert Richter <robert.richter@amd.com> | 2009-07-15 15:19:29 +0200 |
|---|---|---|
| committer | Robert Richter <robert.richter@amd.com> | 2009-07-20 16:43:19 +0200 |
| commit | afe1b50fe6aa56093e9234bdc08779e9fe20b5bf (patch) | |
| tree | 9c6ce25e09476a0d6c16ceabda66323dd3f5aefe /drivers/oprofile | |
| parent | 2051cade7ccbe45a8bf8b7809d56b23d6d75ad03 (diff) | |
| download | blackbird-op-linux-afe1b50fe6aa56093e9234bdc08779e9fe20b5bf.tar.gz blackbird-op-linux-afe1b50fe6aa56093e9234bdc08779e9fe20b5bf.zip | |
oprofile: Rename variable timeout_jiffies and move to oprofile_files.c
This patch renames timeout_jiffies into an oprofile specific name. The
macro MULTIPLEXING_TIMER_DEFAULT is changed too.
Also, since this variable is controlled using oprofilefs, its
definition is moved to oprofile_files.c.
Signed-off-by: Robert Richter <robert.richter@amd.com>
Diffstat (limited to 'drivers/oprofile')
| -rw-r--r-- | drivers/oprofile/oprof.c | 9 | ||||
| -rw-r--r-- | drivers/oprofile/oprof.h | 3 | ||||
| -rw-r--r-- | drivers/oprofile/oprofile_files.c | 5 |
3 files changed, 9 insertions, 8 deletions
diff --git a/drivers/oprofile/oprof.c b/drivers/oprofile/oprof.c index 42c9c765f9f1..2b33de716412 100644 --- a/drivers/oprofile/oprof.c +++ b/drivers/oprofile/oprof.c @@ -33,8 +33,7 @@ static DEFINE_MUTEX(start_mutex); static void switch_worker(struct work_struct *work); static DECLARE_DELAYED_WORK(switch_work, switch_worker); -unsigned long timeout_jiffies; -#define MULTIPLEXING_TIMER_DEFAULT 1 +#define TIME_SLICE_DEFAULT 1 #endif @@ -102,7 +101,7 @@ out: static void start_switch_worker(void) { - schedule_delayed_work(&switch_work, timeout_jiffies); + schedule_delayed_work(&switch_work, oprofile_time_slice); } static void switch_worker(struct work_struct *work) @@ -216,7 +215,7 @@ int oprofile_set_timeout(unsigned long val_msec) goto out; } - timeout_jiffies = time_slice; + oprofile_time_slice = time_slice; out: mutex_unlock(&start_mutex); @@ -253,7 +252,7 @@ out: static void __init oprofile_multiplexing_init(void) { - timeout_jiffies = msecs_to_jiffies(MULTIPLEXING_TIMER_DEFAULT); + oprofile_time_slice = msecs_to_jiffies(TIME_SLICE_DEFAULT); } #endif diff --git a/drivers/oprofile/oprof.h b/drivers/oprofile/oprof.h index ee38abcc74f3..cb92f5c98c1a 100644 --- a/drivers/oprofile/oprof.h +++ b/drivers/oprofile/oprof.h @@ -24,10 +24,11 @@ struct oprofile_operations; extern unsigned long oprofile_buffer_size; extern unsigned long oprofile_cpu_buffer_size; extern unsigned long oprofile_buffer_watershed; +extern unsigned long oprofile_time_slice; + extern struct oprofile_operations oprofile_ops; extern unsigned long oprofile_started; extern unsigned long oprofile_backtrace_depth; -extern unsigned long timeout_jiffies; struct super_block; struct dentry; diff --git a/drivers/oprofile/oprofile_files.c b/drivers/oprofile/oprofile_files.c index 468ec3e4f856..4c5b94775844 100644 --- a/drivers/oprofile/oprofile_files.c +++ b/drivers/oprofile/oprofile_files.c @@ -22,14 +22,15 @@ unsigned long oprofile_buffer_size; unsigned long oprofile_cpu_buffer_size; unsigned long oprofile_buffer_watershed; +unsigned long oprofile_time_slice; #ifdef CONFIG_OPROFILE_EVENT_MULTIPLEX static ssize_t timeout_read(struct file *file, char __user *buf, size_t count, loff_t *offset) { - return oprofilefs_ulong_to_user(jiffies_to_msecs(timeout_jiffies), - buf, count, offset); + return oprofilefs_ulong_to_user(jiffies_to_msecs(oprofile_time_slice), + buf, count, offset); } |
