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authorSteven Rostedt (Red Hat) <rostedt@goodmis.org>2013-11-12 04:07:14 (GMT)
committerSteven Rostedt <rostedt@goodmis.org>2014-02-20 17:13:19 (GMT)
commite3b3e2e847080e3cc14bee778c6ced3d59bfd76c (patch)
treed370555b6ded3b8a3875f3e731b7cb6420808735
parentf20a580627f43e73e4e57cb37e3864080ca06088 (diff)
downloadlinux-e3b3e2e847080e3cc14bee778c6ced3d59bfd76c.tar.xz
ftrace: Pass in global_ops for use with filtering files
In preparation for having the function tracing instances be able to filter on functions, the generic filter functions must first be converted to take in the global_ops as a parameter. Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
-rw-r--r--kernel/trace/ftrace.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 98ae4ed..2b3e239 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -2870,7 +2870,9 @@ ftrace_regex_open(struct ftrace_ops *ops, int flag,
static int
ftrace_filter_open(struct inode *inode, struct file *file)
{
- return ftrace_regex_open(&global_ops,
+ struct ftrace_ops *ops = inode->i_private;
+
+ return ftrace_regex_open(ops,
FTRACE_ITER_FILTER | FTRACE_ITER_DO_HASH,
inode, file);
}
@@ -2878,7 +2880,9 @@ ftrace_filter_open(struct inode *inode, struct file *file)
static int
ftrace_notrace_open(struct inode *inode, struct file *file)
{
- return ftrace_regex_open(&global_ops, FTRACE_ITER_NOTRACE,
+ struct ftrace_ops *ops = inode->i_private;
+
+ return ftrace_regex_open(ops, FTRACE_ITER_NOTRACE,
inode, file);
}
@@ -4118,10 +4122,10 @@ static __init int ftrace_init_dyn_debugfs(struct dentry *d_tracer)
d_tracer, NULL, &ftrace_enabled_fops);
trace_create_file("set_ftrace_filter", 0644, d_tracer,
- NULL, &ftrace_filter_fops);
+ &global_ops, &ftrace_filter_fops);
trace_create_file("set_ftrace_notrace", 0644, d_tracer,
- NULL, &ftrace_notrace_fops);
+ &global_ops, &ftrace_notrace_fops);
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
trace_create_file("set_graph_function", 0444, d_tracer,