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authorSteven Rostedt (Red Hat) <rostedt@goodmis.org>2013-04-12 22:40:13 +0200
committerSteven Rostedt <rostedt@goodmis.org>2013-04-12 23:12:41 +0200
commit7f49ef69db6bbf756c0abca7e9b65b32e999eec8 (patch)
treea98bda9589c09a84bedf6346e2acdae605fc9fb9 /kernel/trace/ftrace.c
parenttracing: Fix possible NULL pointer dereferences (diff)
downloadlinux-7f49ef69db6bbf756c0abca7e9b65b32e999eec8.tar.xz
linux-7f49ef69db6bbf756c0abca7e9b65b32e999eec8.zip
ftrace: Move ftrace_filter_lseek out of CONFIG_DYNAMIC_FTRACE section
As ftrace_filter_lseek is now used with ftrace_pid_fops, it needs to be moved out of the #ifdef CONFIG_DYNAMIC_FTRACE section as the ftrace_pid_fops is defined when DYNAMIC_FTRACE is not. Cc: stable@vger.kernel.org Cc: Namhyung Kim <namhyung@kernel.org> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to '')
-rw-r--r--kernel/trace/ftrace.c28
1 files changed, 14 insertions, 14 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index affc35d829cc..2461ede45a8d 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -1052,6 +1052,19 @@ static __init void ftrace_profile_debugfs(struct dentry *d_tracer)
static struct pid * const ftrace_swapper_pid = &init_struct_pid;
+loff_t
+ftrace_filter_lseek(struct file *file, loff_t offset, int whence)
+{
+ loff_t ret;
+
+ if (file->f_mode & FMODE_READ)
+ ret = seq_lseek(file, offset, whence);
+ else
+ file->f_pos = ret = 1;
+
+ return ret;
+}
+
#ifdef CONFIG_DYNAMIC_FTRACE
#ifndef CONFIG_FTRACE_MCOUNT_RECORD
@@ -2612,7 +2625,7 @@ static void ftrace_filter_reset(struct ftrace_hash *hash)
* routine, you can use ftrace_filter_write() for the write
* routine if @flag has FTRACE_ITER_FILTER set, or
* ftrace_notrace_write() if @flag has FTRACE_ITER_NOTRACE set.
- * ftrace_regex_lseek() should be used as the lseek routine, and
+ * ftrace_filter_lseek() should be used as the lseek routine, and
* release must call ftrace_regex_release().
*/
int
@@ -2696,19 +2709,6 @@ ftrace_notrace_open(struct inode *inode, struct file *file)
inode, file);
}
-loff_t
-ftrace_filter_lseek(struct file *file, loff_t offset, int whence)
-{
- loff_t ret;
-
- if (file->f_mode & FMODE_READ)
- ret = seq_lseek(file, offset, whence);
- else
- file->f_pos = ret = 1;
-
- return ret;
-}
-
static int ftrace_match(char *str, char *regex, int len, int type)
{
int matched = 0;