1 files changed, 12 insertions, 8 deletions

diff --git a/arch/microblaze/kernel/process.c b/arch/microblaze/kernel/process.c
index 436f26ccbfa..07d4fa339ed 100644
--- a/arch/microblaze/kernel/process.c
+++ b/arch/microblaze/kernel/process.c
@@ -18,7 +18,7 @@
 
 void show_regs(struct pt_regs *regs)
 {
-        printk(KERN_INFO " Registers dump: mode=%X\r\n", regs->kernel_mode);
+        printk(KERN_INFO " Registers dump: mode=%X\r\n", regs->pt_mode);
         printk(KERN_INFO " r1=%08lX, r2=%08lX, r3=%08lX, r4=%08lX\n",
                                 regs->r1, regs->r2, regs->r3, regs->r4);
         printk(KERN_INFO " r5=%08lX, r6=%08lX, r7=%08lX, r8=%08lX\n",
@@ -37,8 +37,6 @@ void show_regs(struct pt_regs *regs)
                                 regs->r29, regs->r30, regs->r31, regs->pc);
         printk(KERN_INFO " msr=%08lX, ear=%08lX, esr=%08lX, fsr=%08lX\n",
                                 regs->msr, regs->ear, regs->esr, regs->fsr);
-        while (1)
-                ;
 }
 
 void (*pm_idle)(void);
@@ -163,7 +161,6 @@ static void kernel_thread_helper(int (*fn)(void *), void *arg)
 int kernel_thread(int (*fn)(void *), void *arg, unsigned long flags)
 {
         struct pt_regs regs;
-        int ret;
 
         memset(&regs, 0, sizeof(regs));
         /* store them in non-volatile registers */
@@ -171,12 +168,10 @@ int kernel_thread(int (*fn)(void *), void *arg, unsigned long flags)
         regs.r6 = (unsigned long)arg;
         local_save_flags(regs.msr);
         regs.pc = (unsigned long)kernel_thread_helper;
-        regs.kernel_mode = 1;
+        regs.pt_mode = 1;
 
-        ret = do_fork(flags | CLONE_VM | CLONE_UNTRACED, 0,
+        return do_fork(flags | CLONE_VM | CLONE_UNTRACED, 0,
                         &regs, 0, NULL, NULL);
-
-        return ret;
 }
 
 unsigned long get_wchan(struct task_struct *p)
@@ -184,3 +179,12 @@ unsigned long get_wchan(struct task_struct *p)
 /* TBD (used by procfs) */
         return 0;
 }
+
+/* Set up a thread for executing a new program */
+void start_thread(struct pt_regs *regs, unsigned long pc, unsigned long usp)
+{
+        set_fs(USER_DS);
+        regs->pc = pc;
+        regs->r1 = usp;
+        regs->pt_mode = 0;
+}