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Commit 56384aa5 authored by Lingutla Chandrasekhar's avatar Lingutla Chandrasekhar Committed by Gerrit - the friendly Code Review server
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tracing: irqsoff: Fix compilation warning 



When PROVE_LOCKING enabled, tracing_irq_cpu would be
unused variable, so move it under proper condition checks.

Change-Id: Ifb48dac8628a0084ed74930445fa95b35c661511
Signed-off-by: default avatarLingutla Chandrasekhar <clingutla@codeaurora.org>
parent 13947579

kernel/trace/trace_irqsoff.c

+1 −2
Original line number Diff line number Diff line
@@ -804,10 +804,9 @@ static inline void tracer_preempt_on(unsigned long a0, unsigned long a1) { } 
static inline void tracer_preempt_off(unsigned long a0, unsigned long a1) { }

#endif



#if defined(CONFIG_TRACE_IRQFLAGS) && !defined(CONFIG_PROVE_LOCKING)

/* Per-cpu variable to prevent redundant calls when IRQs already off */

static DEFINE_PER_CPU(int, tracing_irq_cpu);



#if defined(CONFIG_TRACE_IRQFLAGS) && !defined(CONFIG_PROVE_LOCKING)

void trace_hardirqs_on(void)

{

	if (!this_cpu_read(tracing_irq_cpu))