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tracing, alpha: fix build: add missing #ifdef CONFIG_STACKTRACE 

There are architectures that still have no stacktrace support.

Signed-off-by: Török Edwin <edwintorok@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
hifive-unleashed-5.1
Török Edwin 2008-11-28 11:17:56 +02:00 committed by Ingo Molnar
parent c7cc773076
commit c7425acb42
1 changed files with 2 additions and 0 deletions
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2
kernel/trace/trace.c
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@ -983,6 +983,7 @@ static void ftrace_trace_userstack(struct trace_array *tr,
struct trace_array_cpu *data,
unsigned long flags, int pc)
{
#ifdef CONFIG_STACKTRACE
struct ring_buffer_event *event;
struct userstack_entry *entry;
struct stack_trace trace;
@ -1008,6 +1009,7 @@ static void ftrace_trace_userstack(struct trace_array *tr,
save_stack_trace_user(&trace);
ring_buffer_unlock_commit(tr->buffer, event, irq_flags);
#endif
}
void __trace_userstack(struct trace_array *tr,