[RESEND PATCH v3 4/5] MIPS: let amon_cpu_start() report results

[Deng-Cheng Zhu <dczhu@xxxxxxxx>]

Change the return type of amon_cpu_start() from void to int.

Cc: Steven J. Hill <sjhill@xxxxxxxx>
Signed-off-by: Deng-Cheng Zhu <dczhu@xxxxxxxx>
---
 arch/mips/include/asm/amon.h     |    2 +-
 arch/mips/mti-malta/malta-amon.c |    8 +++++---
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/arch/mips/include/asm/amon.h b/arch/mips/include/asm/amon.h
index c3dc1a6..c8af6b0 100644
--- a/arch/mips/include/asm/amon.h
+++ b/arch/mips/include/asm/amon.h
@@ -3,5 +3,5 @@
  */
 
 int amon_cpu_avail(int);
-void amon_cpu_start(int, unsigned long, unsigned long,
+int amon_cpu_start(int, unsigned long, unsigned long,
 		    unsigned long, unsigned long);
diff --git a/arch/mips/mti-malta/malta-amon.c b/arch/mips/mti-malta/malta-amon.c
index 469d9b0..fcd69cb 100644
--- a/arch/mips/mti-malta/malta-amon.c
+++ b/arch/mips/mti-malta/malta-amon.c
@@ -48,7 +48,7 @@ int amon_cpu_avail(int cpu)
 	return 1;
 }
 
-void amon_cpu_start(int cpu,
+int amon_cpu_start(int cpu,
 		    unsigned long pc, unsigned long sp,
 		    unsigned long gp, unsigned long a0)
 {
@@ -56,10 +56,10 @@ void amon_cpu_start(int cpu,
 		(struct cpulaunch  *)CKSEG0ADDR(CPULAUNCH);
 
 	if (!amon_cpu_avail(cpu))
-		return;
+		return -1;
 	if (cpu == smp_processor_id()) {
 		pr_debug("launch: I am cpu%d!\n", cpu);
-		return;
+		return -1;
 	}
 	launch += cpu;
 
@@ -78,4 +78,6 @@ void amon_cpu_start(int cpu,
 		;
 	smp_rmb();      /* Target will be updating flags soon */
 	pr_debug("launch: cpu%d gone!\n", cpu);
+
+	return 0;
 }
-- 
1.7.1