x86/oprofile: Moving nmi_cpu_save/restore_mpx_registers() in nmi_int.c

This patch moves some code in nmi_int.c to get a single separate
multiplexing code section.

Signed-off-by: Robert Richter <robert.richter@amd.com>

diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c
index b1edfc9..f38c5cf 100644 (file)
--- a/arch/x86/oprofile/nmi_int.c
+++ b/arch/x86/oprofile/nmi_int.c
@@ -147,6 +147,30 @@ static void nmi_cpu_setup_mux(int cpu, struct op_msrs const * const msrs)
        per_cpu(switch_index, cpu) = 0;
 }
 
+static void nmi_cpu_save_mpx_registers(struct op_msrs *msrs)
+{
+       struct op_msr *multiplex = msrs->multiplex;
+       int i;
+
+       for (i = 0; i < model->num_counters; ++i) {
+               int virt = op_x86_phys_to_virt(i);
+               if (multiplex[virt].addr)
+                       rdmsrl(multiplex[virt].addr, multiplex[virt].saved);
+       }
+}
+
+static void nmi_cpu_restore_mpx_registers(struct op_msrs *msrs)
+{
+       struct op_msr *multiplex = msrs->multiplex;
+       int i;
+
+       for (i = 0; i < model->num_counters; ++i) {
+               int virt = op_x86_phys_to_virt(i);
+               if (multiplex[virt].addr)
+                       wrmsrl(multiplex[virt].addr, multiplex[virt].saved);
+       }
+}
+
 #else
 
 inline int op_x86_phys_to_virt(int phys) { return phys; }
@@ -252,34 +276,6 @@ static int nmi_setup(void)
        return 0;
 }
 
-#ifdef CONFIG_OPROFILE_EVENT_MULTIPLEX
-
-static void nmi_cpu_save_mpx_registers(struct op_msrs *msrs)
-{
-       struct op_msr *multiplex = msrs->multiplex;
-       int i;
-
-       for (i = 0; i < model->num_counters; ++i) {
-               int virt = op_x86_phys_to_virt(i);
-               if (multiplex[virt].addr)
-                       rdmsrl(multiplex[virt].addr, multiplex[virt].saved);
-       }
-}
-
-static void nmi_cpu_restore_mpx_registers(struct op_msrs *msrs)
-{
-       struct op_msr *multiplex = msrs->multiplex;
-       int i;
-
-       for (i = 0; i < model->num_counters; ++i) {
-               int virt = op_x86_phys_to_virt(i);
-               if (multiplex[virt].addr)
-                       wrmsrl(multiplex[virt].addr, multiplex[virt].saved);
-       }
-}
-
-#endif
-
 static void nmi_cpu_restore_registers(struct op_msrs *msrs)
 {
        struct op_msr *counters = msrs->counters;