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ftrace: timestamp syncing, prepare

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rename and uninline now() to ftrace_now().

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Ingo Molnar
2008-05-12 21:20:46 +02:00
committed by Thomas Gleixner
parent 4bf39a9411
commit 750ed1a407
7 changed files with 16 additions and 14 deletions
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7
kernel/trace/trace.c
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@@ -42,6 +42,11 @@ ns2usecs(cycle_t nsec)
return nsec;
}
notrace cycle_t ftrace_now(int cpu)
{
return cpu_clock(cpu);
}
static atomic_t tracer_counter;
static struct trace_array global_trace;
@@ -607,7 +612,7 @@ tracing_generic_entry_update(struct trace_entry *entry, unsigned long flags)
entry->idx = atomic_inc_return(&tracer_counter);
entry->preempt_count = pc & 0xff;
entry->pid = tsk->pid;
entry->t = now(raw_smp_processor_id());
entry->t = ftrace_now(raw_smp_processor_id());
entry->flags = (irqs_disabled_flags(flags) ? TRACE_FLAG_IRQS_OFF : 0) |
((pc & HARDIRQ_MASK) ? TRACE_FLAG_HARDIRQ : 0) |
((pc & SOFTIRQ_MASK) ? TRACE_FLAG_SOFTIRQ : 0) |