Commit 8f96da02 authored by Steven Rostedt's avatar Steven Rostedt Committed by Thomas Gleixner

ftrace: remove wakeup from function trace

trace_function is called by mcount and calling wake_up from that
can have unpredictable results. This patch removes the wakeup from
trace_function.
Signed-off-by: default avatarSteven Rostedt <srostedt@redhat.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 694379e9
...@@ -659,8 +659,6 @@ trace_function(struct trace_array *tr, struct trace_array_cpu *data, ...@@ -659,8 +659,6 @@ trace_function(struct trace_array *tr, struct trace_array_cpu *data,
entry->fn.ip = ip; entry->fn.ip = ip;
entry->fn.parent_ip = parent_ip; entry->fn.parent_ip = parent_ip;
spin_unlock_irqrestore(&data->lock, irq_flags); spin_unlock_irqrestore(&data->lock, irq_flags);
trace_wake_up();
} }
void void
......
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