Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 2e86421d authored by Geyslan G. Bem's avatar Geyslan G. Bem Committed by Steven Rostedt
Browse files

tracing: Add helper function tracing_is_disabled() 

This patch creates the function 'tracing_is_disabled', which
can be used outside of trace.c.

Link: http://lkml.kernel.org/r/1382141754-12155-1-git-send-email-geyslan@gmail.com



Signed-off-by: default avatarGeyslan G. Bem <geyslan@gmail.com>
Signed-off-by: default avatarSteven Rostedt <rostedt@goodmis.org>
parent b2f974d6

kernel/trace/trace.c

+5 −0
Original line number Diff line number Diff line
@@ -2987,6 +2987,11 @@ int tracing_open_generic(struct inode *inode, struct file *filp) 
	return 0;

}



bool tracing_is_disabled(void)

{

	return (tracing_disabled) ? true: false;

}



/*

 * Open and update trace_array ref count.

 * Must have the current trace_array passed to it.

kernel/trace/trace.h

+1 −0
Original line number Diff line number Diff line
@@ -514,6 +514,7 @@ void tracing_reset_online_cpus(struct trace_buffer *buf); 
void tracing_reset_current(int cpu);

void tracing_reset_all_online_cpus(void);

int tracing_open_generic(struct inode *inode, struct file *filp);

bool tracing_is_disabled(void);

struct dentry *trace_create_file(const char *name,

				 umode_t mode,

				 struct dentry *parent,