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authorRobert Richter <robert.richter@amd.com>2008-09-24 13:08:52 +0400
committerRobert Richter <robert.richter@amd.com>2008-09-24 13:08:52 +0400
commit4c168eaf7ea39f25a45a3d8c7eebc3fedb633a1d (patch)
tree315bb66a3ce2e752749a780876e2b7b5f6a596de /drivers/oprofile/oprofile_files.c
parent45f197ade73ba95681b9803680c75352fc0a1c0a (diff)
downloadlinux-4c168eaf7ea39f25a45a3d8c7eebc3fedb633a1d.tar.xz
Revert "Oprofile Multiplexing Patch"
Reverting commit 1a960b402a51d80abf54e3f8e4972374ffe5f22d for the main branch. Multiplexing will be tracked on a separate feature branch. Conflicts: arch/x86/oprofile/nmi_int.c
Diffstat (limited to 'drivers/oprofile/oprofile_files.c')
-rw-r--r--drivers/oprofile/oprofile_files.c39
1 files changed, 2 insertions, 37 deletions
diff --git a/drivers/oprofile/oprofile_files.c b/drivers/oprofile/oprofile_files.c
index cc4f5a1f8ef2..ef953ba5ab6b 100644
--- a/drivers/oprofile/oprofile_files.c
+++ b/drivers/oprofile/oprofile_files.c
@@ -9,7 +9,6 @@
#include <linux/fs.h>
#include <linux/oprofile.h>
-#include <linux/jiffies.h>
#include "event_buffer.h"
#include "oprofile_stats.h"
@@ -19,40 +18,6 @@ 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)
{
return oprofilefs_ulong_to_user(backtrace_depth, buf, count, offset);
@@ -120,10 +85,11 @@ static ssize_t enable_write(struct file * file, char const __user * buf, size_t
if (*offset)
return -EINVAL;
+
retval = oprofilefs_ulong_from_user(&val, buf, count);
if (retval)
return retval;
-
+
if (val)
retval = oprofile_start();
else
@@ -163,7 +129,6 @@ void oprofile_create_files(struct super_block * sb, struct dentry * root)
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);