Commit 9caee613 authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

ftrace: fix __trace_special() 



Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent ada6b835

kernel/trace/trace_sysprof.c

+4 −4
Original line number Original line Diff line number Diff line
@@ -81,7 +81,7 @@ static void timer_notify(struct pt_regs *regs, int cpu) 




	}

	}





	trace_special(tr, data, 0, current->pid, regs->ip);

	__trace_special(tr, data, 0, current->pid, regs->ip);





	fp = (void __user *)regs->bp;

	fp = (void __user *)regs->bp;
@@ -93,18 +93,18 @@ static void timer_notify(struct pt_regs *regs, int cpu) 
		if ((unsigned long)fp < regs->sp)

		if ((unsigned long)fp < regs->sp)

			break;

			break;





		trace_special(tr, data, 1, frame.return_address,

		__trace_special(tr, data, 1, frame.return_address,

			      (unsigned long)fp);

			      (unsigned long)fp);

		fp = frame.next_fp;

		fp = frame.next_fp;

	}

	}





	trace_special(tr, data, 2, current->pid, i);

	__trace_special(tr, data, 2, current->pid, i);





	/*

	/*

	 * Special trace entry if we overflow the max depth:

	 * Special trace entry if we overflow the max depth:

	 */

	 */

	if (i == sample_max_depth)

	if (i == sample_max_depth)

		trace_special(tr, data, -1, -1, -1);

		__trace_special(tr, data, -1, -1, -1);

}

}





static enum hrtimer_restart stack_trace_timer_fn(struct hrtimer *hrtimer)

static enum hrtimer_restart stack_trace_timer_fn(struct hrtimer *hrtimer)