ARM: oprofile: Move non-ARM code into separate init/exit

In preparation for moving the majority of this oprofile code into an
architecture-neutral place separate the architecture-independent code
into oprofile_perf_init() and oprofile_perf_exit().

Signed-off-by: Matt Fleming <matt@console-pimps.org>
Tested-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Robert Richter <robert.richter@amd.com>

1 files changed, 14 insertions, 3 deletions

diff --git a/arch/arm/oprofile/common.c b/arch/arm/oprofile/common.c
index d18c9f3fcffb..8718311cb530 100644
--- a/arch/arm/oprofile/common.c
+++ b/arch/arm/oprofile/common.c
@@ -349,7 +349,7 @@ static void arm_backtrace(struct pt_regs * const regs, unsigned int depth)
                 tail = user_backtrace(tail);
 }
 
-int __init oprofile_arch_init(struct oprofile_operations *ops)
+int __init oprofile_perf_init(struct oprofile_operations *ops)
 {
         int cpu, ret = 0;
 
@@ -387,7 +387,6 @@ int __init oprofile_arch_init(struct oprofile_operations *ops)
                 }
         }
 
-        ops->backtrace          = arm_backtrace;
         ops->create_files       = oprofile_perf_create_files;
         ops->setup              = oprofile_perf_setup;
         ops->start              = oprofile_perf_start;
@@ -410,7 +409,14 @@ out:
         return ret;
 }
 
-void __exit oprofile_arch_exit(void)
+int __init oprofile_arch_init(struct oprofile_operations *ops)
+{
+        ops->backtrace          = arm_backtrace;
+
+        return oprofile_perf_init(ops);
+}
+
+void __exit oprofile_perf_exit(void)
 {
         int cpu, id;
         struct perf_event *event;
@@ -428,6 +434,11 @@ void __exit oprofile_arch_exit(void)
         kfree(counter_config);
         exit_driverfs();
 }
+
+void __exit oprofile_arch_exit(void)
+{
+        oprofile_perf_exit();
+}
 #else
 int __init oprofile_arch_init(struct oprofile_operations *ops)
 {