diff options
Diffstat (limited to 'drivers/oprofile/oprofile_files.c')
| -rw-r--r-- | drivers/oprofile/oprofile_files.c | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/drivers/oprofile/oprofile_files.c b/drivers/oprofile/oprofile_files.c index ef953ba5ab6..cc106d503ac 100644 --- a/drivers/oprofile/oprofile_files.c +++ b/drivers/oprofile/oprofile_files.c @@ -13,18 +13,18 @@ #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 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; @@ -49,8 +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); } @@ -61,24 +61,24 @@ 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; @@ -89,7 +89,7 @@ static ssize_t enable_write(struct file * file, char const __user * buf, size_t retval = oprofilefs_ulong_from_user(&val, buf, count); if (retval) return retval; - + if (val) retval = oprofile_start(); else @@ -100,14 +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; @@ -117,8 +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); @@ -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); |