oprofile: fixing whitespaces in drivers/oprofile/*
Signed-off-by: Robert Richter <robert.richter@amd.com>
This commit is contained in:
@@ -19,13 +19,13 @@
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#include <linux/dcookies.h>
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#include <linux/fs.h>
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#include <asm/uaccess.h>
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#include "oprof.h"
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#include "event_buffer.h"
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#include "oprofile_stats.h"
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DEFINE_MUTEX(buffer_mutex);
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static unsigned long buffer_opened;
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static DECLARE_WAIT_QUEUE_HEAD(buffer_wait);
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static unsigned long *event_buffer;
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@@ -66,7 +66,7 @@ void wake_up_buffer_waiter(void)
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mutex_unlock(&buffer_mutex);
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}
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int alloc_event_buffer(void)
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{
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int err = -ENOMEM;
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@@ -76,13 +76,13 @@ int alloc_event_buffer(void)
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buffer_size = fs_buffer_size;
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buffer_watershed = fs_buffer_watershed;
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spin_unlock_irqrestore(&oprofilefs_lock, flags);
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if (buffer_watershed >= buffer_size)
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return -EINVAL;
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event_buffer = vmalloc(sizeof(unsigned long) * buffer_size);
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if (!event_buffer)
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goto out;
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goto out;
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err = 0;
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out:
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@@ -97,7 +97,7 @@ void free_event_buffer(void)
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event_buffer = NULL;
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}
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static int event_buffer_open(struct inode *inode, struct file *file)
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{
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int err = -EPERM;
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@@ -116,14 +116,14 @@ static int event_buffer_open(struct inode *inode, struct file *file)
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file->private_data = dcookie_register();
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if (!file->private_data)
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goto out;
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if ((err = oprofile_setup()))
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goto fail;
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/* NB: the actual start happens from userspace
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* echo 1 >/dev/oprofile/enable
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*/
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return 0;
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fail:
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@@ -172,18 +172,18 @@ static ssize_t event_buffer_read(struct file *file, char __user *buf,
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retval = -EFAULT;
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count = buffer_pos * sizeof(unsigned long);
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if (copy_to_user(buf, event_buffer, count))
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goto out;
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retval = count;
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buffer_pos = 0;
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out:
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mutex_unlock(&buffer_mutex);
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return retval;
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}
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const struct file_operations event_buffer_fops = {
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.open = event_buffer_open,
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.release = event_buffer_release,
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