]> www.pilppa.org Git - linux-2.6-omap-h63xx.git/blobdiff - drivers/oprofile/oprofile_files.c
Merge branch 'for-linus' of git://git.o-hand.com/linux-rpurdie-leds
[linux-2.6-omap-h63xx.git] / drivers / oprofile / oprofile_files.c
index 241804abbb5c2bbc76f18d20e435fe402fb97906..cc106d503acec3cdb2917ba0ea316e267474f724 100644 (file)
@@ -13,7 +13,7 @@
 #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 */
@@ -49,7 +49,7 @@ 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)
 {
        return oprofilefs_ulong_to_user(sizeof(void *), buf, count, offset);
@@ -65,13 +65,13 @@ static ssize_t cpu_type_read(struct file *file, char __user *buf, size_t count,
 {
        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)
 {
        return oprofilefs_ulong_to_user(oprofile_started, buf, count, offset);
@@ -89,7 +89,7 @@ static ssize_t enable_write(struct file *file, char const __user *buf, size_t co
        retval = oprofilefs_ulong_from_user(&val, buf, count);
        if (retval)
                return retval;
+
        if (val)
                retval = oprofile_start();
        else
@@ -100,7 +100,7 @@ static ssize_t enable_write(struct file *file, char const __user *buf, size_t co
        return count;
 }
 
+
 static const struct file_operations enable_fops = {
        .read           = enable_read,
        .write          = enable_write,
@@ -117,7 +117,7 @@ static ssize_t dump_write(struct file *file, char const __user *buf, size_t coun
 static const struct file_operations dump_fops = {
        .write          = dump_write,
 };
+
 void oprofile_create_files(struct super_block *sb, struct dentry *root)
 {
        oprofilefs_create_file(sb, root, "enable", &enable_fops);
@@ -126,7 +126,7 @@ 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);
        oprofile_create_stats_files(sb, root);