[S390] ftrace: add dynamic ftrace support

[profile/ivi/kernel-adaptation-intel-automotive.git] / arch / s390 / kernel / setup.c

diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 06201b9..9717717 100644 (file)
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -42,6 +42,7 @@
 #include <linux/ctype.h>
 #include <linux/reboot.h>
 #include <linux/topology.h>
+#include <linux/ftrace.h>
 
 #include <asm/ipl.h>
 #include <asm/uaccess.h>
@@ -82,9 +83,6 @@ EXPORT_SYMBOL(console_devno);
 unsigned int console_irq = -1;
 EXPORT_SYMBOL(console_irq);
 
-unsigned long machine_flags;
-EXPORT_SYMBOL(machine_flags);
-
 unsigned long elf_hwcap = 0;
 char elf_platform[ELF_PLATFORM_SIZE];
 
@@ -426,6 +424,7 @@ setup_lowcore(void)
                __alloc_bootmem(PAGE_SIZE, PAGE_SIZE, 0) + PAGE_SIZE;
        lc->current_task = (unsigned long) init_thread_union.thread_info.task;
        lc->thread_info = (unsigned long) &init_thread_union;
+       lc->machine_flags = S390_lowcore.machine_flags;
 #ifndef CONFIG_64BIT
        if (MACHINE_HAS_IEEE) {
                lc->extended_save_area_addr = (__u32)
@@ -436,6 +435,15 @@ setup_lowcore(void)
 #else
        lc->vdso_per_cpu_data = (unsigned long) &lc->paste[0];
 #endif
+       lc->sync_enter_timer = S390_lowcore.sync_enter_timer;
+       lc->async_enter_timer = S390_lowcore.async_enter_timer;
+       lc->exit_timer = S390_lowcore.exit_timer;
+       lc->user_timer = S390_lowcore.user_timer;
+       lc->system_timer = S390_lowcore.system_timer;
+       lc->steal_timer = S390_lowcore.steal_timer;
+       lc->last_update_timer = S390_lowcore.last_update_timer;
+       lc->last_update_clock = S390_lowcore.last_update_clock;
+       lc->ftrace_func = S390_lowcore.ftrace_func;
        set_prefix((u32)(unsigned long) lc);
        lowcore_ptr[0] = lc;
 }