Merge branch 'for-linus' of git://git.o-hand.com/linux-rpurdie-leds

[linux-2.6-omap-h63xx.git] / drivers / oprofile / oprofile_files.c

diff --git a/drivers/oprofile/oprofile_files.c b/drivers/oprofile/oprofile_files.c
index cc4f5a1f8ef206e5b3255928bdaa7184b2d42619..cc106d503acec3cdb2917ba0ea316e267474f724 100644 (file)
--- a/drivers/oprofile/oprofile_files.c
+++ b/drivers/oprofile/oprofile_files.c
@@ -9,57 +9,22 @@
 
 #include <linux/fs.h>
 #include <linux/oprofile.h>
-#include <linux/jiffies.h>
 
 #include "event_buffer.h"
 #include "oprofile_stats.h"
 #include "oprof.h"
- 
+
 unsigned long fs_buffer_size = 131072;
 unsigned long fs_cpu_buffer_size = 8192;
 unsigned long fs_buffer_watershed = 32768; /* FIXME: tune */
 
-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);
-}
-
-
-static ssize_t timeout_write(struct file *file, char const __user *buf,
-               size_t count, loff_t *offset)
-{
-       unsigned long val;
-       int retval;
-
-       if (*offset)
-               return -EINVAL;
-
-       retval = oprofilefs_ulong_from_user(&val, buf, count);
-       if (retval)
-               return retval;
-
-       retval = oprofile_set_timeout(val);
-
-       if (retval)
-               return retval;
-       return count;
-}
-
-static const struct file_operations timeout_fops = {
-       .read           = timeout_read,
-       .write          = timeout_write,
-};
-
-
-static ssize_t depth_read(struct file * file, char __user * buf, size_t count, loff_t * offset)
+static ssize_t depth_read(struct file *file, char __user *buf, size_t count, loff_t *offset)
 {
        return oprofilefs_ulong_to_user(backtrace_depth, buf, count, offset);
 }
 
 
-static ssize_t depth_write(struct file * file, char const __user * buf, size_t count, loff_t * offset)
+static ssize_t depth_write(struct file *file, char const __user *buf, size_t count, loff_t *offset)
 {
        unsigned long val;
        int retval;
@@ -84,8 +49,8 @@ static const struct file_operations depth_fops = {
        .write          = depth_write
 };
 
- 
-static ssize_t pointer_size_read(struct file * file, char __user * buf, size_t count, loff_t * offset)
+
+static ssize_t pointer_size_read(struct file *file, char __user *buf, size_t count, loff_t *offset)
 {
        return oprofilefs_ulong_to_user(sizeof(void *), buf, count, offset);
 }
@@ -96,30 +61,31 @@ static const struct file_operations pointer_size_fops = {
 };
 
 
-static ssize_t cpu_type_read(struct file * file, char __user * buf, size_t count, loff_t * offset)
+static ssize_t cpu_type_read(struct file *file, char __user *buf, size_t count, loff_t *offset)
 {
        return oprofilefs_str_to_user(oprofile_ops.cpu_type, buf, count, offset);
 }
- 
- 
+
+
 static const struct file_operations cpu_type_fops = {
        .read           = cpu_type_read,
 };
- 
- 
-static ssize_t enable_read(struct file * file, char __user * buf, size_t count, loff_t * offset)
+
+
+static ssize_t enable_read(struct file *file, char __user *buf, size_t count, loff_t *offset)
 {
        return oprofilefs_ulong_to_user(oprofile_started, buf, count, offset);
 }
 
 
-static ssize_t enable_write(struct file * file, char const __user * buf, size_t count, loff_t * offset)
+static ssize_t enable_write(struct file *file, char const __user *buf, size_t count, loff_t *offset)
 {
        unsigned long val;
        int retval;
 
        if (*offset)
                return -EINVAL;
+
        retval = oprofilefs_ulong_from_user(&val, buf, count);
        if (retval)
                return retval;
@@ -134,14 +100,14 @@ static ssize_t enable_write(struct file * file, char const __user * buf, size_t
        return count;
 }
 
- 
+
 static const struct file_operations enable_fops = {
        .read           = enable_read,
        .write          = enable_write,
 };
 
 
-static ssize_t dump_write(struct file * file, char const __user * buf, size_t count, loff_t * offset)
+static ssize_t dump_write(struct file *file, char const __user *buf, size_t count, loff_t *offset)
 {
        wake_up_buffer_waiter();
        return count;
@@ -151,8 +117,8 @@ static ssize_t dump_write(struct file * file, char const __user * buf, size_t co
 static const struct file_operations dump_fops = {
        .write          = dump_write,
 };
- 
-void oprofile_create_files(struct super_block * sb, struct dentry * root)
+
+void oprofile_create_files(struct super_block *sb, struct dentry *root)
 {
        oprofilefs_create_file(sb, root, "enable", &enable_fops);
        oprofilefs_create_file_perm(sb, root, "dump", &dump_fops, 0666);
@@ -160,10 +126,9 @@ void oprofile_create_files(struct super_block * sb, struct dentry * root)
        oprofilefs_create_ulong(sb, root, "buffer_size", &fs_buffer_size);
        oprofilefs_create_ulong(sb, root, "buffer_watershed", &fs_buffer_watershed);
        oprofilefs_create_ulong(sb, root, "cpu_buffer_size", &fs_cpu_buffer_size);
-       oprofilefs_create_file(sb, root, "cpu_type", &cpu_type_fops); 
+       oprofilefs_create_file(sb, root, "cpu_type", &cpu_type_fops);
        oprofilefs_create_file(sb, root, "backtrace_depth", &depth_fops);
        oprofilefs_create_file(sb, root, "pointer_size", &pointer_size_fops);
-       oprofilefs_create_file(sb, root, "timeout_ms", &timeout_fops);
        oprofile_create_stats_files(sb, root);
        if (oprofile_ops.create_files)
                oprofile_ops.create_files(sb, root);