1 files changed, 5 insertions, 5 deletions

diff --git a/arch/ppc/kernel/perfmon.c b/arch/ppc/kernel/perfmon.c
index 22df9a596a0..c9a38dd0cdc 100644
--- a/arch/ppc/kernel/perfmon.c
+++ b/arch/ppc/kernel/perfmon.c
@@ -64,7 +64,7 @@ void (*perf_irq)(struct pt_regs *) = dummy_perf;
 
 /* Grab the interrupt, if it's free.
  * Returns 0 on success, -1 if the interrupt is taken already */
-int request_perfmon_irq(void (*handler)(struct pt_regs *))
+int reserve_pmc_hardware(void (*handler)(struct pt_regs *))
 {
 	int err = 0;
 
@@ -74,7 +74,7 @@ int request_perfmon_irq(void (*handler)(struct pt_regs *))
 		perf_irq = handler;
 	else {
 		pr_info("perfmon irq already handled by %p\n", perf_irq);
-		err = -1;
+		err = -EBUSY;
 	}
 
 	spin_unlock(&perfmon_lock);
@@ -82,7 +82,7 @@ int request_perfmon_irq(void (*handler)(struct pt_regs *))
 	return err;
 }
 
-void free_perfmon_irq(void)
+void release_pmc_hardware(void)
 {
 	spin_lock(&perfmon_lock);
 
@@ -92,5 +92,5 @@ void free_perfmon_irq(void)
 }
 
 EXPORT_SYMBOL(perf_irq);
-EXPORT_SYMBOL(request_perfmon_irq);
-EXPORT_SYMBOL(free_perfmon_irq);
+EXPORT_SYMBOL(reserve_pmc_hardware);
+EXPORT_SYMBOL(release_pmc_hardware);